Tag Archives: electric screw

China Hot selling Wholesale Price 300L Air Tank Mounted Combined Electric Rotary Screw Air Compressor with Dryer Made in China arb air compressor

Product Description

 

Product Description

ZIQI CHINAMFG Screw Air Compressor Advantages:

A.80% components of CHINAMFG Compressor adopt global well known reliable brand to make sure the air compressor with high quality,durable,energy saving:
1.Core part:Germany GHH RAND screw air end ;
2.Motor:adopt Brazil WEG brand,the second biggest motor manufacturer in the world,IE4 energy saving standard 3 phase induction motor,IP55 protection;
3.Italian EURE oil air vessel ,the lead pressure vessel manufacturer in the world;
4.Italian Manuli oil tube ;
5.French Schneider electric system;
6.Sweden CHINAMFG bearings

Energy saving:
The air compressor equiped the frequency inverter,to make the air compressor with variable speed drive [VSD].The principle of VSD is to adjust the motor rotation speed automatically according to the actual air consumption. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more.

Model Air pressure Air flowing Motor power Dimension Weight
mpa bar(e) psi(g) m3/min cfm hp kw L(mm)*W(mm)*H(mm) Kgs
GA-3.7AL 0.7 7 102 0.55 19 5 3.7 1800mm*630mm*1450mm 360
0.8 8 116 0.45 16
1 10 145 0.35 12
GA-5.5AL 0.7 7 102 0.8 28 7 5.5 1800mm*630mm*1450mm 360
0.8 8 116 0.7 25
1 10 145 0.6 21
1.3 13 189 0.5 18
GA-7.5AL 0.7 7 102 1.3 46 10 7.5 1800mm*750mm*1600mm 520
0.8 8 116 1.2 42
1 10 145 1.1 39
1.3 13 189 0.9 32
GA-11AL 0.7 7 102 1.8 64 15 11 1800mm*750mm*1600mm 530
0.8 8 116 1.7 60
1 10 145 1.5 53
1.3 13 189 1.2 42
GA-15AL 0.7 7 102 2.7 95 20 15 2300mm*890mm*1725mm 850
0.8 8 116 2.5 88
1 10 145 2.3 81
1.3 13 189 2 71
GA-18.5AL 0.7 7 102 3.2 113 25 18.5 2300mm*890mm*1725mm 870
0.8 8 116 3 106
1 10 145 2.8 99
1.3 13 189 2.4 85
GA-22AL 0.7 7 102 3.8 134 30 22 2300mm*890mm*1725mm 890
0.8 8 116 3.6 127
1 10 145 3.2 113
1.3 13 189 2.8 99

Company Information

 

Packaging & Shipping

 

FAQ


Are you manufacturer?

ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select.

How to get quicker quotation?

When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.

Hot sale produtions

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Support
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

|

air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

How do oil-lubricated and oil-free air compressors differ?

Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:

Oil-Lubricated Air Compressors:

1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.

2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.

3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.

4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.

Oil-Free Air Compressors:

1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.

2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.

3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.

4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.

When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.

China Hot selling Wholesale Price 300L Air Tank Mounted Combined Electric Rotary Screw Air Compressor with Dryer Made in China   arb air compressorChina Hot selling Wholesale Price 300L Air Tank Mounted Combined Electric Rotary Screw Air Compressor with Dryer Made in China   arb air compressor
editor by CX 2024-05-06

China Standard China CHINAMFG Lgy Series Electric Portable Air Compressor Screw Type for Mining air compressor portable

Product Description

Short Description:

Combining the characteristics of a domestic miniature piston air compressor and fully utilizing our CHINAMFG technical advantages, we launch environmental protection and energy-saving, high-reliability miniature screw air compressor, which is more humanized and specialized, providing you with great convenience in use.

We have an advanced design concept.

Electric Screw portable air compressor High reliability The main machine is guaranteed for 3 years and the whole machine is guaranteed for 1 year.

Energy saving The latest design of screw assembly has the highest efficiency in the industry.

Low noise level Quieter working environment.

Environmentally friendly No leakage design, low oil consumption.

Easy maintenance Compact structure, beautiful appearance, long maintenance interval, and low cost.

Product Description

Product introduction:

1.Our single-stage rotary screw airend is engineered for its durability. Larger rotors allows for bigger bearings, 30%-50% slower rotor speeds results in less power consumption, lower sound levels and reduced maintenance cost. 
2.Our 1 piece bearing housing ensures both rotors are ridgely held by the bearings in proper alignment during transient periods such as machine startups/shutdowns or load changes. CHINAMFG bearings and SEALTECH bearing seals are utilized in all airends.
3.All of our compressors have the latest inlet valve, airend air discharge port and oil inlet port design.
4.Lower sound (dBA) emission level than most of our competitors results in less sound pollution.
5.The axial and rotational loadings are supported by different bearings for better stiffness and less transition noise.
6.Electric Screw portable air compressor Simple package design requires only minimum maintenance for optimum performance. Continuous cooling and circulation of lubricating oil, ensures long airend operating life.

Product Parameters

Air compressor model

Capacity (m3/min)

Exhaust pressure (Mpa)

engine

(KW)

weight

(kg)

Dimensions 

(mm)

LGY-2.8/8

2.8

0.8

15

370

1550*850*1005

LGY-3.6/6

3.6

0.6

18

430

1510*905*1150

LGY-.4.5/6

4.5

0.6

22

450

1540*905*1150

LGY-4.8/10

4.8

1

30

470

    1540*905*1150

LGY-5/7

5

0.7

30

470

1540*905*1150

LGY-5/7G

5

0.7

30

540

1815*905*1215

LGY-7.6/6

7.6

0.6

37

830

1950*960*140

Product details

SKK series rotors are produced with Y profiles,which invented by Dr.Yan Tang.Small size, high efficiency, low wear and tear, long life.

 

EC high efficiency drive motors.IP54 and high temperature F class rating.lt uses imported CHINAMFG durable bearing and can be operated all day long.

 

CONTROLLEREasy to use and maintenance free.Constant readout of pressure and temperature Provides 24hours automatic start-stop operation

 

FILTRATION SYSTEMUltra efficient Kerry inlet air filters provide clean air that traps dirt particles to less than 3 microns.

 

Company Profile

 

If you need to buy a water well drill bit and drill pipe, mud pump, or air compressor, we also have drill bit and drill pipe, mud pump, and air compressor, you can buy everything from us, and we can be your one-stop shop, which means that all your needs are at the touch of a button.
For details of mud pumps, air compressor bits, etc., please consult our sales staff.
Feel free to contact us for more details and custom program plans.

FAQ

1.How do your prices compare to the manufacturer/factory?

  We are the main distributor of major construction machinery manufacturers/factories in China and keep getting the best dealer prices. From the comparison and feedback from many customers, our price is even more competitive than the factory/factory price.

2.How is the delivery time?

  In general, we can deliver ordinary machines immediately to our customers within 7 days, as we have various resources to inspect stock machines, locally and nationwide, and receive machines in a timely manner. But it takes more than 30 days for a manufacturer/factory to produce an order machine.

3.How often can you respond to customer inquiries?

  Our team is made up of a group of hardworking and dynamic people who work around the clock to respond to customer inquiries and questions. Most issues can be successfully resolved within 8 hours, while manufacturers/factories take longer to respond.

4.Which payment methods can you accept?

 Usually we can use wire transfer or letter of credit, and sometimes DP. (1) Wire transfer, 30% deposit in advance, 70% balance paid before shipment, long-term cooperation customers can present a copy of the original bill of lading. (2) Letter of credit, 100% irrevocable letter of credit without “soft   terms” from internationally recognized banks can be accepted. Please seek advice from the sales manager you work with.

5.Which clauses in the Incoterms 2571 can you use?

  We are a professional and mature international player and can handle all INCOTERMS 2571, we usually work on regular terms like FOB, CFR, CIF, CIP, DAP.

6.How long are your prices valid?

  We are a gentle and friendly supplier, never greedy for profit. Our prices remain largely stable throughout the year. We will only adjust the price according to the following 2 situations: (1) USD exchange rate: According to the international currency exchange rate, the RMB exchange rate is quite different; (2) The manufacturer/factory adjusted the machine price due to the increase of labor cost or raw material cost.

7.What logistics methods can you use for shipping?

We can transport construction machinery with various means of transport. (1) 80% of our shipping will be by the sea, to all major continents such as Africa, South America, Middle East. (2) China’s inland neighboring countries, such as Russia, Mongolia, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Turkmenistan, etc., can transport by road or rail. (3) For urgently needed light spare parts, we can provide international express services

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After-sales Service: Yes
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Samples:
US$ 13000/Roll
1 Roll(Min.Order)

|
Request Sample

Customization:
Available

|

air compressor

Can air compressors be used for painting and sandblasting?

Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:

Painting:

Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:

  • Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
  • Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
  • Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.

Sandblasting:

Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:

  • Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
  • Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
  • Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.

When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.

Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

How does an air compressor work?

An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:

1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.

2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.

3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.

4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.

5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.

6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.

China Standard China CHINAMFG Lgy Series Electric Portable Air Compressor Screw Type for Mining   air compressor portableChina Standard China CHINAMFG Lgy Series Electric Portable Air Compressor Screw Type for Mining   air compressor portable
editor by CX 2024-05-03

China Professional Advanced Premium Electric Scroll Piston Integrated Screw Air Compressor best air compressor

Product Description

 

 

 

Product Parameters

 

 

48V-72V Product parameters
 
Power 800-1100W rated voltage DC48V-DC72
cooling capacity 1600-3000W Rotational speed 3200r/min
rated current 25A Starting signal DC-12V
displacement 27cc noise ≤70dB

  

96V -115V Product parameters
 
Power 800-1100W rated voltage DC96V-DC115
cooling capacity 1600-3000W Rotational speed 3200r/min
rated current 15A Starting signal DC-12V
displacement 27cc noise ≤70dB

 

320V Product parameters
 
Power 800-1100W rated voltage DC320V
cooling capacity 1600-3000W Rotational speed 3200r/min
rated current 6A Starting signal DC-12V
displacement 27cc noise ≤70dB

Company Profile

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: One Year
Classification: Non Variable Capacity
Job Classification: Rotary Type
Transmission Power: Electric
Cooling Method: Refrigerant
Samples:
US$ 0/sets
1 sets(Min.Order)

|
Request Sample

Customization:
Available

|

air compressor

What is the impact of humidity on compressed air quality?

Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

1. Corrosion:

High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

2. Contaminant Carryover:

Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

3. Decreased Efficiency of Pneumatic Systems:

Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

4. Product Contamination:

In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

5. Increased Maintenance Requirements:

Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

6. Adverse Effects on Instrumentation:

Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

What is the difference between a piston and rotary screw compressor?

Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:

1. Operating Principle:

  • Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
  • Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.

2. Compression Method:

  • Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
  • Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

  • Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
  • Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

  • Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
  • Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

  • Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
  • Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

  • Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
  • Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.

China Professional Advanced Premium Electric Scroll Piston Integrated Screw Air Compressor   best air compressorChina Professional Advanced Premium Electric Scroll Piston Integrated Screw Air Compressor   best air compressor
editor by CX 2024-04-09

China wholesaler High Capacity 315kw 420HP Electric Large Rotary Screw Air Compressor air compressor lowes

Product Description

High Capacity 315kw 420HP Electric Large Rotary Screw Air Compressor

 

 

Product Name: Fixed speed screw air compressor 
Model number: TKL-315F
Maximum Pressure:13bar
Working Pressure: 7-13bar (102 – 174psi) 
Air Delivery/capacity: 0.86-111 m3/min 
Motor Power: 7.5kw-630kw 
Noise Level: 70 dBA
Type of Driving: Direct Driven 
Type of Cooling: Air Cooling/Water Cooling 
 

Features:

  1) High reliability
 • large air end and low speed design
 •SKF bearings whose service life for more than 50,, China

 

Q3: Warranty terms of your machine?
A3: One year for whole machine 2 year for air end ,  and technical support according to your needs.

 

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.we have our own spare parts companys 

 

Q5: What about product package?
A5: We pack our products strictly with standard seaworthy case.

 

Q6: What about the voltage of products?
A6: voltage  can be customized according to your equirement.

 

Q7: Which payment term can you accept?
A7: TT or LC 

 

Q8: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 15-20 days.

 

Q9: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

 

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.
 

7. Our Service

 7.1  After-sale Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine 2 year for air end , and spare parts will be provided with best price.

• Over board engineer service is available.

 

7.2  Special Customized Service

  1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.

  2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.

 3) Logo OEM

  • Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.

 

7.3  Overseas Engineer Service

• We are available to send our engineer for aboard service. Only need you to arrange the accommodation, transportation and translator. Extra cost for each will be discussed based on local price level.

8. Contact:

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Techinal Support
Warranty: 12-24 Month
Lubrication Style: Lubricated
Customization:
Available

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air compressor

What role do air dryers play in compressed air systems?

Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:

1. Moisture Removal:

Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.

2. Contaminant Removal:

In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.

3. Protection of Equipment and Processes:

By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.

4. Improved Productivity and Efficiency:

Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.

5. Compliance with Standards and Specifications:

Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.

By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.

air compressor

Can air compressors be integrated into automated systems?

Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:

Pneumatic Automation:

Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.

Control and Regulation:

In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.

Sequential Operations:

Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.

Energy Efficiency:

Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.

Monitoring and Diagnostics:

Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.

When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.

In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.

air compressor

Are there portable air compressors available for home use?

Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:

1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.

2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.

3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.

4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.

5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.

6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.

7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.

When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.

Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.

China wholesaler High Capacity 315kw 420HP Electric Large Rotary Screw Air Compressor   air compressor lowesChina wholesaler High Capacity 315kw 420HP Electric Large Rotary Screw Air Compressor   air compressor lowes
editor by CX 2024-03-28

China Standard Stationary High Pressure Oil Less Electric Rotary Screw Type Air Compressor 12v air compressor

Product Description

Industrial Low-Noise Electric Stationary AC Power Oil Lubricated Medium High Pressure Direct Driven Rotary Screw Type Air Compressor Advantages

1.Superior design with 72 types of technology patent, 2 stages compression, realize maximum energy saving and lowest noise level.
 
2.State-of-the-art screw element, original Germany CHINAMFG air end, ladvanced SAP profile design, superior Sweden CHINAMFG element bearings
 
3.Adopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.
 
4.Intelligent controller and multi-language LCD keep the outstanding safety
performance.
 
5.Stainless steel oil pipe and air pipe, high temperature resistant (400ºC=752ºF) and low temperature resistant(-270ºC=518ºF), high pressure resistant.lUltra-long life(80 years), completely leak free and maintenance free
 
6.Conform to CE, ISO9001 and energy saving certification, etc.

The Technical Parameters Of High Pressure Rotary Screw Air Compressor

Model Maxinmum working pressure Capacity(FAD)* Installed motor Driving mode&
Cooling method
Noise level** Dimensions(mm) Weight Air outlet
pipe diameter
50 HZ 60 HZ power
Min. Max. Min. Max. Min. Max. Min. Max.  
bar(g) psig m³/min cfm m³/min cfm kw hp dB(A) L W H kg
DVAH-90-16 16 232 3.73 9.24 131 326 4.28 8.57 151 303 90 120 Direct Driven
Air
Cooling
/W-Water Cooling
78 2800 1600 1700 2500 DN50
DVAH-90-18 18 261 4.29 10.73 151 379 5.39 10.78 190 381 90 120 78 2800 1600 1700 2500 DN50
DVAH-90-20 20 290 4.24 10.61 150 375 5.33 10.67 188 377 90 120 78 2800 1600 1700 2500 DN50
DVAH-90-25 25 363 4.14 10.35 146 365 4.76 9.51 168 336 90 120 78 2800 1600 1700 2500 DN50
DVAH-110-16 16 232 5.32 13.3 188 470 5.81 11.62 205 410 110 150 78 2800 1600 1700 3200 DN50
DVAH-110-18 18 261 5.78 14.45 204 510 5.58 11.16 197 394 110 150 78 2800 1600 1700 3200 DN50
DVAH-110-20 20 290 5.73 14.33 202 506 5.38 10.76 190 380 110 150 78 2800 1600 1700 3200 DN50
DVAH-110-25 25 363 4.86 12.15 172 429 5.28 10.56 186 373 110 150 78 2800 1600 1700 3200 DN50
DVAH-110-30 30 435 4.95 12.38 175 437 5.15 10.3 182 364 110 150 78 2800 1600 1700 3200 DN50
DVAH-110-35 35 508 4.24 10.6 150 374 5.1 10.2 180 360 110 150 78 2800 1600 1700 3200 DN50
DVAH-110-40 40 580 4.21 10.53 149 372 5.6 11.2 198 395 110 150 78 2800 1600 1700 3200 DN50
DVAH-132-16 16 232 5.35 13.37 189 472 7.25 14.5 256 512 132 175 78 2800 1600 1700 3950 DN50
DVAH-132-18 18 261 5.81 14.53 205 513 6.5 12.99 229 459 132 175 78 2800 1600 1700 3950 DN50
DVAH-132-20 20 290 5.75 14.37 203 507 6.42 12.84 227 453 132 175 78 2800 1600 1700 3950 DN50
DVAH-132-25 25 363 4.87 12.18 172 430 6.23 12.46 220 440 132 175 78 2800 1600 1700 3950 DN50
DVAH-132-30 30 435 4.97 12.43 176 439 5.25 10.5 185 371 132 175 78 2800 1600 1700 3950 DN50
DVAH-132-35 35 508 4.26 10.64 150 376 5.2 10.4 184 367 132 175 78 2800 1600 1700 3950 DN50
DVAH-132-40 40 580 4.22 10.56 149 373 5.15 10.3 182 364 132 175 78 2800 1600 1700 3950 DN50
DVAH-160-16 16 232 6.17 15.43 218 545 9.39 18.78 332 663 160 215 80 2800 1600 2000 5000 DN65
DVAH-160-18 18 261 6.76 16.91 239 597 9.22 18.43 325 651 160 215 80 2800 1600 2000 5000 DN65
DVAH-160-20 20 290 6.66 16.65 235 588 8.07 16.13 285 570 160 215 80 2800 1600 2000 5000 DN65
DVAH-160-25 25 363 5.89 14.73 208 520 7.99 15.97 282 564 160 215 80 2800 1600 2000 5000 DN65
DVAH-185-16 16 232 6.55 16.37 231 578 10.3 20.6 364 727 185 250 80 2800 1600 2000 5500 DN65
DVAH-185-18 18 261 7.29 18.21 321 643 10.19 20.37 360 719 185 250 80 2800 1600 2000 5500 DN65
DVAH-185-20 20 290 7.2 18.01 254 636 8.81 17.62 311 622 185 250 80 2800 1600 2000 5500 DN65
DVAH-185-25 25 363 7.06 17.65 249 623 8.73 17.45 308 616 185 250 80 2800 1600 2000 5500 DN65
DVAH-200-16 16 232 8.68 21.71 307 766 11.94 23.88 422 843 200 270 85 3300 2000 2100 6000 DN80
DVAH-200-18 18 261 10.64 26.61 376 940 11.32 22.64 400 799 200 270 85 3300 2000 2100 6000 DN80
DVAH-200-20 20 290 9.7 24.25 343 856 10.69 21.37 377 755 200 270 85 3300 2000 2100 6000 DN80
DVAH-200-25 25 363 8.84 22.09 312 780 9.1 18.19 321 642 200 270 85 3300 2000 2100 6000 DN80
DVAH-220-16 16 232 9.75 24.37 344 860 12.17 24.34 430 859 220 300 85 3300 2000 2100 6300 DN80
DVAH-220-18 18 261 12.13 30.32 428 1070 11.84 23.67 418 836 220 300 85 3300 2000 2100 6300 DN80
DVAH-220-20 20 290 10.56 26.39 373 932 11.21 22.42 396 792 220 300 85 3300 2000 2100 6300 DN80
DVAH-220-25 25 363 9.6 24.01 339 848 10.47 20.94 370 739 220 300 85 3300 2000 2100 6300 DN80
DVAH-250-16 16 232 10.7 26.75 378 944 14.07 28.13 497 993 250 350 85 3500 2200 2100 6500 DN125
DVAH-250-18 18 261 12.13 30.32 428 1070 14 27.99 494 988 250 350 85 3500 2200 2100 6500 DN125
DVAH-250-20 20 290 12.07 30.16 426 1065 12.95 25.89 457 914 250 350 85 3500 2200 2100 6500 DN125
DVAH-250-25 25 363 10.45 26.13 369 923 12.45 24.9 440 879 250 350 85 3500 2200 2100 6500 DN125
DVAH-280-16 16 232 12.55 31.38 443 1108 16.51 33.02 583 1166 280 375 85 3500 2200 2100 7000 DN125
DVAH-280-18 18 261 14.99 37.47 529 1323 14.84 29.68 524 1048 280 375 85 3500 2200 2100 7000 DN125
DVAH-280-20 20 290 14.84 37.09 524 1310 14.69 29.38 519 1037 280 375 85 3500 2200 2100 7000 DN125
DVAH-280-25 25 363 12.37 30.93 437 1092 12.69 25.38 448 896 280 375 85 3500 2200 2100 7000 DN125
*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)
***) Specifications are subject to change without prior notice

DENAIR Factory 

DENAIR Certificates

DENAIR Exhibiton

DENAIR Customers

We carefully selected for you the classic case:

CHINAMFG VSD Screw Air Compressor for Food Processing in USA
Project Name: Coffee manufacturer in Omaha, United States
Product Name: 30KW 40HP direct dirven variable frequency screw air compressor with air dryer and air receiver tank
Model No. & Qty: DVA-30G x 2
Working Time: From January, 2016 till now
Event: In January, 2016, CHINAMFG service team Michael, Sissi and Steven visited our VIP customer in Omaha, United States for technical training for air compressor maintenance. The customer was very satisfied with our good service and VSD energy saving solution.

 

FAQ

Q1: Are you factory or trade company?  
A1: We are factory.

Q2: What the exactly address of your factory? 
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What are the differences between stationary and portable air compressors?

Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:

1. Mobility:

The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.

2. Power Source:

Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.

3. Tank Capacity:

Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.

4. Performance and Output:

The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.

5. Noise Level:

Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.

6. Price and Cost:

Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.

When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.

air compressor

How do you troubleshoot common air compressor problems?

Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:

1. No Power:

  • Check the power source and ensure the compressor is properly plugged in.
  • Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
  • Verify that the compressor’s power switch or control panel is turned on.

2. Low Air Pressure:

  • Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
  • Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
  • Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.

3. Excessive Noise or Vibration:

  • Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
  • Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
  • Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.

4. Air Leaks:

  • Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
  • Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
  • Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.

5. Excessive Moisture in Compressed Air:

  • Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
  • Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
  • Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.

6. Motor Overheating:

  • Ensure the compressor’s cooling system is clean and unobstructed.
  • Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
  • Verify that the compressor is not being operated in an excessively hot environment.
  • Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
  • Consider using a thermal overload protector to prevent the motor from overheating.

If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.

air compressor

How do oil-lubricated and oil-free air compressors differ?

Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:

Oil-Lubricated Air Compressors:

1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.

2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.

3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.

4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.

Oil-Free Air Compressors:

1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.

2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.

3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.

4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.

When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.

China Standard Stationary High Pressure Oil Less Electric Rotary Screw Type Air Compressor   12v air compressorChina Standard Stationary High Pressure Oil Less Electric Rotary Screw Type Air Compressor   12v air compressor
editor by CX 2024-03-27

China factory Oil Free Shanghai Screw Air Compressor 220V 10HP Electric Scroll Compressor Silent Dry Oil-Free Breathing Air Compressor wholesaler

Product Description

OFAC oil-free screw air compressor used Japanese Mitsui’s original technology, who is the only maintenance service provider in China.

 

TECHNICAL DATA
 
Model Power Pressure (bar) Air Flow (m3/min) Noise Level dBA Outlet Size Weight (kgs) Lubricating Water(L) Filter Element (B)-(Z) Dimension LxWxH (mm)
OF-7.5F 7.5kw 10hp 8 1.0 60 RP 3/4 400 22 (25cm) 1 1000*720*1050
OF-11F 11kw 15hp 8 1.6 63 460 1156*845*1250
OF-15F 15kw 20hp 8 2.5 65 RP 1 620 28 (50cm) 1 1306*945*1260
OF-18F 18.5kw 25hp 8 3.0 67 750 33 1520*1060*1390
OF-22F 22kw 30hp 8 3.6 68 840 33 1520*1060*1390
OF-30F 30kw 40hp 8 5.0 69 RP 11/4 1050 66 (25cm) 5 1760*1160*1490
OF-37F 37kw 50hp 8 6.2 71 1100 1760*1160*1490
OF-45S 45kw 60hp 8 7.3 74 RP 11/2 1050 88 1760*1160*1490
OF-45F 45kw 60hp 8 7.3 74 1200 1760*1160*1490
OF-55S 55kw 75hp 8 10 74 RP 2 1250 110 (50cm) 5 1900*1250*1361
OF-55F 55kw 75hp 8 10 74 2200 (50cm) 7 2350*1250*1880
OF-75S 75kw 100hp 8 13 75 1650 (50cm) 5 1900*1250*1361
OF-75F 75kw 100hp 8 13 75 2500 (50cm) 7 2550*1620*1880
OF-90S 90kw 125hp 8 15 76 2050 (50cm) 5 1900*1250*1361
OF-90F 90kw 125hp 8 15 76 2650 (50cm) 7 2550*1620*1880
OF-110S 110kw 150hp 8 20 78 DN 65 2550 130 (50cm) 12 2200*1600*1735
OF-110F 110kw 150hp 8 20 78 3500 130 3000*1700*2250
OF-132S 132kw 175hp 8 23 80 2700 130 2200*1600*2250
OF-160S 160kw 220hp 8 26 82 2900 165 2200*1600*2250
OF-185S 185kw 250hp 8 30 83 DN 100 3300 180 (50cm) 22 2860*1800*1945
OF-200S 200kw 270hp 8 33 83 3500 2860*1800*1945
OF-220S 220kw 300hp 8 36 85 4500 2860*2000*2300
OF-250S 250kw 340hp 8 40 85 4700 2860*2000*2300
OF-315S 315kw 480hp 8 50 90 5000 2860*2000*2300

 F– air cooling method     S– water cooling method

                           ZheJiang Xihu (West Lake) Dis. specializes in the R&D, manufacturing, sales and after sales service of variety of compressors, which include oil-free air compressors, oil-injected air compressor and air end, special gas compressors and post-processing equipment etc, under the brand name “Xihu (West Lake) Dis.r”, “OFAC”. To provide both high-quality, eco-friendly, high efficiency air system solution and stable technical service with our customers.

We workshop located in HangZhou and HangZhou city, ZheJiang Province, with 4000 square meters’ area, and new workshop was built in HangZhou city, ZheJiang Province, with 3000 square meters’ area. As a sino-ZheJiang join venture with CNY30, 000, 000 capital, we introduced the CHINAMFG technology from Japan(Mitsui) in 2013. From learning to optimization and self-dependent innovation based on the original, we devote to doing research and develpment compressor continuously. We also obtained a number of intellectual property rights, inventions, Utility model, appearance and other patents. Strictly implement the ISO 9001 quality system certification, and the oil-free machine series have passed the test of TUV Class0, CE. It is widely used for Pharmaceuticals, food, masks, melt-blown cloth, spraying, precision electronics, biological fermentation, oxygen production, nitrogen production, nitrogen production, special gas recovery, solar energy, petroleum, sandblasting, lithium batteries, condiments, wine production and other high standard industry.

We owned complete sales service system, focusing on cultivating technical talents, shaping employees with a craftmanship spirit.

FAQ

Q1: Warranty terms of your machine?
A1: Two year warranty for the machine and technical support according to your needs.

Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.

Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case. Rcommend wooden box.

Q4: Can you use our brand?
A4: Yes, OEM is available.

Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products. 380V 50HZ we can delivery the goods within 3-15 days. Other  voltage or other color we will delivery within 30-45 days.

Q6: How Many Staff Are There In your Factory?
A6: About 100.
 
Q7: What’s your factory’s production capacity?
A7: About 550-650 units per month.

Q8: What the exactly address of your factory?
A8: Our first workshop located in HangZhou, ZheJiang , second workshop located in HangZhou, ZheJiang ,  China.

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After-sales Service: 2 Years
Warranty: 2 Years
Lubrication Style: Oil-free
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

How are air compressors utilized in pneumatic tools?

Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:

Power Source:

Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.

Air Pressure Regulation:

Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.

Air Volume and Flow:

Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.

Tool Actuation:

Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.

Versatility:

One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.

Portability:

Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.

Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.

air compressor

How does an air compressor work?

An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:

1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.

2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.

3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.

4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.

5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.

6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.

China factory Oil Free Shanghai Screw Air Compressor 220V 10HP Electric Scroll Compressor Silent Dry Oil-Free Breathing Air Compressor   wholesaler China factory Oil Free Shanghai Screw Air Compressor 220V 10HP Electric Scroll Compressor Silent Dry Oil-Free Breathing Air Compressor   wholesaler
editor by CX 2024-03-26

China Hot selling CHINAMFG 7-12bar High Pressure Combined Integrated 2 in 1 Screw Air Compressor Low Noise High Efficiency Electric Stationary manufacturer

Product Description

Product Description

The screw compression components in the CHINAMFG screw air compressor are internally manufactured using the latest CNC grinding machine, combined with online laser technology to ensure extremely precise manufacturing tolerances. Its reliability and performance ensure that the operating costs of the compressor remain extremely low throughout its lifetime.
OPPAIR compressor has the characteristics of stability, quietness, low noise, high pressure, high performance, fuel-saving, energy-saving, small size, multi-language, customizable, removable, portable, stable, light, and small in size.

 

Detailed Photos

Product Parameters

 

Certifications

Packaging & Shipping

Company Profile

Our Advantages

FAQ

Q1: Why do customers choose us?
A: ZheJiang CHINAMFG Machinery Manufacturing Co., Ltd. has a history of 16 years. We specialize in the production of screw air compressors. We warmly welcome your small trial orders for quality or market testing, and we offer special services.

Q2: Are you a manufacturer or a trading company?
A: We are a professional manufacturer with a large modern factory in HangZhou, China. OEM and ODM services can be accepted.

Q3: What is your delivery time?
A: 380V 50HZ We can ship within 10 days. It takes 20 days for other voltages, if you need to rush, please contact our sales staff in advance.

Q4: How long is the warranty period of your air compressor?
A: One year for the whole machine and 2 years for the screw host, excluding consumables.

Q5: How long can your air compressor last?
A: More than 10 years under normal use.

Q6: What are the payment terms?
A: T/T, L/C, Western Union, Credit Card, etc. We can also accept USD, RMB, EUR and other currencies.

Q7: Will you provide some spare parts for the machine?
A: Yes, of course.

Q8: Can you accept OEM orders?
A: Yes, with a professional design team, OEM orders are very welcome.

Q9: What kind of trade terms can you accept?
A: Available trade terms: FOB, CIF, EXW, etc.

Q10: How about the product packaging?
A: We strictly pack our products in standard airworthy boxes.

OPPAIR Silent Rotary Screw Air Compressor for drilling machine air compressor and other works.

After-sales Service: 1year
Warranty: 1year
Lubrication Style: Oil-less
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Angular
Samples:
US$ 1231/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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air compressor

How are air compressors utilized in the aerospace industry?

Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:

1. Aircraft Systems:

Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.

2. Ground Support Equipment:

Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.

3. Component Testing:

Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.

4. Airborne Systems:

In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.

5. Environmental Control Systems:

Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.

6. Engine Testing:

In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.

7. Oxygen Systems:

In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.

It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.

air compressor

What safety precautions should be taken when working with compressed air?

Working with compressed air requires adherence to certain safety precautions to prevent accidents and ensure the well-being of individuals involved. Here are some important safety measures to consider:

1. Personal Protective Equipment (PPE):

Wear appropriate PPE, including safety goggles or a face shield to protect eyes from flying debris or particles, hearing protection to reduce noise exposure, and gloves to safeguard hands from potential hazards.

2. Compressed Air Storage:

Avoid storing compressed air in containers that are not designed for this purpose, such as soda bottles or makeshift containers. Use approved and properly labeled air storage tanks or cylinders that can handle the pressure and are regularly inspected and maintained.

3. Pressure Regulation:

Ensure that the air pressure is regulated to a safe level suitable for the equipment and tools being used. High-pressure air streams can cause serious injuries, so it is important to follow the manufacturer’s recommendations and never exceed the maximum allowable pressure.

4. Air Hose Inspection:

Regularly inspect air hoses for signs of damage, such as cuts, abrasions, or leaks. Replace damaged hoses immediately to prevent potential accidents or loss of pressure.

5. Air Blowguns:

Exercise caution when using air blowguns. Never direct compressed air towards yourself or others, as it can cause eye injuries, hearing damage, or dislodge particles that may be harmful if inhaled. Always point blowguns away from people or any sensitive equipment or materials.

6. Air Tool Safety:

Follow proper operating procedures for pneumatic tools. Ensure that tools are in good working condition, and inspect them before each use. Use the appropriate accessories, such as safety guards or shields, to prevent accidental contact with moving parts.

7. Air Compressor Maintenance:

Maintain air compressors according to the manufacturer’s guidelines. Regularly check for leaks, clean or replace filters, and drain moisture from the system. Proper maintenance ensures the safe and efficient operation of the compressor.

8. Training and Education:

Provide adequate training and education to individuals working with compressed air. Ensure they understand the potential hazards, safe operating procedures, and emergency protocols. Encourage open communication regarding safety concerns and implement a culture of safety in the workplace.

9. Lockout/Tagout:

When performing maintenance or repairs on compressed air systems, follow lockout/tagout procedures to isolate the equipment from energy sources and prevent accidental startup. This ensures the safety of the individuals working on the system.

10. Proper Ventilation:

Ensure proper ventilation in enclosed areas where compressed air is used. Compressed air can displace oxygen, leading to a potential risk of asphyxiation. Adequate ventilation helps maintain a safe breathing environment.

By adhering to these safety precautions, individuals can minimize the risks associated with working with compressed air and create a safer work environment.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China Hot selling CHINAMFG 7-12bar High Pressure Combined Integrated 2 in 1 Screw Air Compressor Low Noise High Efficiency Electric Stationary   manufacturer China Hot selling CHINAMFG 7-12bar High Pressure Combined Integrated 2 in 1 Screw Air Compressor Low Noise High Efficiency Electric Stationary   manufacturer
editor by CX 2023-10-26

China supplier China CHINAMFG Factory Price Intelligent PLC Control High Quality Professional Electric Motor Powered Direct Screw Air Compressor with ISO and CE Certification arb air compressor

Product Description

BEEST—-AIR COMPRESSOR&SOLUTION

Moair Energy Conservation Durable Two Stage Screw Air Compressor with Double Permanent Magnet Motor

1. Company background

ZheJiang CHINAMFG International Trade Co., Ltd. is the senior partner of HangZhou CHINAMFG Compressor Co., Ltd , we are committed to the sales and after-sales service of air compressors in Southeast Asia, and have stores in Indonesia.
We are the professional manufacturer of the air compressor products of various types including the permanent-magnet synchronous variable-frequency series,permanent-magnet synchronous low-pressure series,permanent-magnet sunchronous two-stage compressors series,etc.
More than 10 years of professional screw compressors manufacturing technology,bringing the international first-class permanent magnet synchronous drive and control technologies.

2. Product introduction

Equipped with an IE3 motor, the direct drive rotary screw air compressor consists of a high-accuracy screw and high-quality casting, with a wide variable range of parameters.

3.Core components

Motor 

  • More stable: no mechanical transmission troubles
    There is no gear shaft in the air compressor and the effective permanent magnet motor and the male rotor are directly connected on 1 shaft without gear drive, which can eliminate pitting of gear or hidden troubles of tooth fracture.
    Without shaft coupling, 2 integrated PM motors directly drive 2 airends of the air compressor, avoiding the hidden troubles of shaft coupling failure.
  • More energy-savings: the airend is always in a smooth running state
    The 2 stage 3 phase permanent magnet rotary gear screw air compressor of CHINAMFG is powered by 2 independent PM motors and 2 independent inverters, which is intelligently controlled such as keep the airend running at a best level-pressure point by controlling discharge pressure and interstage pressure under the circumstance of different rotary speed and different pressure. The best running speed of air compressor can be automatically calculated while running and then the compression ratio can be balanced by final match, which can keep the compressor in a best running state, thus obtaining the highest efficiency.
  • More effective: high-efficiency permanent magnet motor and no gear drive loss.
    With a motor of a high protection degree of IP54, it is more energy-saving and it can stay effective at low frequency and low speed.
  • More environment-friendly operation with lower noise
    No noise of motor bearings, gear meshing and coupling transmission.
  • More structure-compact
    The volume of PM motor is small and the structure is compact, which can save much space.

    4.Parameters

    5.Principle of energy-saving
     

    • Change the traditional induction motor with high-efficiency technology of permanent magnet rotary screw motor, thus reducing the consumption in transmission.
    • Powered by 2 independent PM motors and 2 independent inverters, the compressor is intelligently controlled such as keep the airend running at a best level-pressure point by controlling pressure of air flow and interstage pressure under the circumstance of different rotary speed and different pressure. The best running speed of compressor can be automatically calculated while running and then the compression ratio can be balanced by final match, which can keep the compressor in a best running state, thus obtaining the highest efficiency.
    • Because the gear ratio is fixed, point efficiency is emphasized in this case. That is to say, only with fixed rotary speed and rated pressure did it have the best specific power. When running in a state of variable speed and variable frequency, considering the fixed speed of gear, interstage pressure will not reach the best one. Rotational speed declining while energy consumption not declining at the same time, it is not suitable for running in variable speed and variable frequency state.

       

    After-sales Service: Online Service
    Warranty: One Year
    Lubrication Style: Lubricated
    Cooling System: Air Cooling
    Power Source: AC Power
    Cylinder Position: Vertical

    air compressor

    What is the impact of humidity on compressed air quality?

    Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

    1. Corrosion:

    High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

    2. Contaminant Carryover:

    Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

    3. Decreased Efficiency of Pneumatic Systems:

    Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

    4. Product Contamination:

    In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

    5. Increased Maintenance Requirements:

    Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

    6. Adverse Effects on Instrumentation:

    Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

    To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

    air compressor

    Are there differences between single-stage and two-stage air compressors?

    Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

    Compression Stages:

    The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

    Compression Process:

    In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

    Pressure Output:

    The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.

    Efficiency:

    Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.

    Intercooling:

    Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.

    Applications:

    The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

    It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

    In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

    air compressor

    What are the key components of an air compressor system?

    An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

    1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.

    2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.

    3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.

    4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.

    5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.

    6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.

    7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.

    8. Regulator: The regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications, ensuring a consistent and safe supply of compressed air.

    9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.

    10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.

    These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.

    China supplier China CHINAMFG Factory Price Intelligent PLC Control High Quality Professional Electric Motor Powered Direct Screw Air Compressor with ISO and CE Certification   arb air compressorChina supplier China CHINAMFG Factory Price Intelligent PLC Control High Quality Professional Electric Motor Powered Direct Screw Air Compressor with ISO and CE Certification   arb air compressor
    editor by CX 2023-10-20