Product Description
Product Description
Brief Introduction:
Air end: German Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
We offer free pipe and valves for installation and installation diagram
Porduct Advantages
1. Air end of screw air compressor
The air end is with state-of-the art screw element and 4 -6 SKF bearings to make sure it plenty of air output and longer lifetime.
2.Electric Motor of the air compressor
Name brand qualified IP54 ,F insulation, IE2 , IE3 motor , high efficiency and energy saving.
3. Intake valve of the screw air compressor
High efficiency intake valve protects the compressor components by removing 99% dirty particles down to 3 microns.
4. Oil Air separator
High efficiency separating for oil and air and low oil content in the compressed air.
5. Touch Screen Controller.
6. High efficient Centrifugal fan can give best cooling for screw compressor.
7.Dust proof mesh to protect electrical control system
Detailed Photos
Product Parameters
| Technical Specifications of single rotary screw type air compressor | |||||||||||
| Model | Air Flow (m³/min) | Motor Power | Noise | Outlet Diameter | Dimension | Weight | |||||
| 7bar | 8bar | 10bar | 13bar | kw | dB | inch | W*D*H (mm) | kg | |||
| YP-7.5A | 1.0 | 0.8 | 0.5 | 0.4 | 5.5 | 65 | G3/4” | 780*680*800 | 300 | ||
| YP-10A | 1.1 | 1.0 | 0.85 | 0.7 | 7.5 | 65 | G3/4” | 780*680*800 | 320 | ||
| YP-15A | 1.8 | 1.65 | 1.5 | 1.3 | 11 | 65 | G3/4” | 1100*800*980 | 400 | ||
| YP-20A | 2.4 | 2.2 | 2.1 | 1.8 | 15 | 68 | G3/4” | 1100*800*980 | 430 | ||
| YP-25A | 3.1 | 3.0 | 2.7 | 2.3 | 18.5 | 68 | G1” | 1250*870*1180 | 590 | ||
| YP-30A | 3.8 | 3.6 | 3.2 | 2.5 | 22 | 68 | G1” | 1250*870*1180 | 650 | ||
| YP-40A | 5.3 | 5.0 | 4.3 | 3.6 | 30 | 69 | G1” | 1250*870*1180 | 750 | ||
| YP-50A | 6.6 | 6.2 | 5.7 | 4.6 | 37 | 69 | G11/2” | 1540*950*1290 | 880 | ||
| YP-60A | 8.0 | 7.7 | 6.9 | 6.0 | 45 | 70 | G11/2” | 1540*950*1290 | 1000 | ||
| YP-75A/W | 10.5 | 9.8 | 8.7 | 7.3 | 55 | 70 | G2” | 1600*1150*1420 | 1500 | ||
| YP-100A/W | 13.6 | 13.0 | 11.3 | 10.1 | 75 | 72 | G2” | 2571*1260*1460 | 1900 | ||
| YP-125A/W | 16.2 | 15.4 | 13.2 | 11.2 | 90 | 72 | DN50 | 2571*1260*1460 | 2500 | ||
| YP-150A/W | 20.8 | 19.5 | 16.5 | 13.7 | 110 | 73 | DN65 | 2300*1600*1790 | 2800 | ||
| YP-175A/W | 24.0 | 23.0 | 20.0 | 15.5 | 132 | 74 | DN65 | 2300*1600*1790 | 3000 | ||
| YP-220A/W | 27.8 | 26.0 | 23.5 | 19.5 | 160 | 75 | DN80 | 2500*1700*1850 | 3500 | ||
| YP-250A/W | 32.5 | 31.0 | 26.0 | 21.6 | 185 | 76 | DN80 | 2500*1700*1850 | 3800 | ||
| YP-270A/W | 34.5 | 33.0 | 28.0 | 23.5 | 200 | 77 | DN80 | 2500*1700*1850 | 4200 | ||
| YP-300A/W | 38.0 | 36.5 | 32.0 | 27.0 | 220 | 78 | DN100 | 2800*1900*1950 | 4800 | ||
| YP-350A/W | 43.0 | 40.5 | 36.5 | 32.0 | 250 | 80 | DN100 | 2800*1900*1950 | 5200 | ||
| YP-500A/W | 76.0 | 75.3 | 65.4 | 59.0 | 400 | 83 | DN125 | 4200*2200*2240 | 8200 | ||
| Remarks: | |||||||||||
| 1. “A” represents air cooling, and “W” represents water cooling; | |||||||||||
| 2. working ambinent temperature: -5ºC-45ºC; | |||||||||||
| 3. exhausting air temperature ≤ working ambinent temperature +10ºC-15ºC; | |||||||||||
| 4. starting mode: Y-△; | |||||||||||
| 5. exhausting oil content: <3ppm; | |||||||||||
| 6. certificate: CE/ISO9001/ASME; | |||||||||||
| 7. voltage: 380V/220V/400V/440V/415V | |||||||||||
Our Factory:
1. Starting from 2001;
2. With 3,000sq CHINAMFG workshop;
3. With 6 production lines;
4. 500pcs production capacity per month.
Our Certificates:
1. ISO9001;
2. SGS;
3. CE;
4. 12 patents for screw compressor.
Use case of rotary screw type air compressor
1. Rotary Screw type air compressors are exported to 132 countries and regions all over the world;
2. All indicators of screw air compressor are stable and the failure rate is low;
3. Perfect after-sales service system, engineers on duty 24 hours a day to provide one-on-1 service to customers at the air compressor use site.
Re-factory quality control process:
1.Installation inspection of the whole air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.
Rotary Screw type Air compressor packing method
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.
/* 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: | 5 Years for The Air End, and 2 Years for The Whole |
|---|---|
| Warranty: | 2 Years |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
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What are the advantages of using rotary vane compressors?
Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:
1. Compact and Lightweight:
Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.
2. High Efficiency:
Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.
3. Quiet Operation:
Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.
4. Oil Lubrication:
Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.
5. Versatile Applications:
Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.
6. Easy Maintenance:
Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.
These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.
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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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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.


editor by CX 2024-05-13
China OEM Car Repair Tool Equipment Direct Drive Oil Free Screw Air Compressor with Dryer Air Tank Air Filter with Hot selling
Product Description
Product Description
WLD Screw Air Compressor,Air Dryer,Air Tank and Filter
Product Parameters
1. Screw Air Compressor
| Screw Air Compressor A Series | ||||||
| Model | WLD-10A | WLD-15A | WLD-20A | WLD-30A | WLD-40A | WLD-50A |
| Air volume/Air pressure(m3/min/Mpa) | 1.35/0.7 | 1.8/0.7 | 2.5/0.7 | 3.8/0.7 | 5.2/0.7 | 6.5/0.7 |
| 1.2/0.8 | 1.6/0.8 | 2.3/0.8 | 3.4/0.8 | 5.0/0.8 | 6.1/0.8 | |
| 1/1.0 | 1.3/1.0 | 2/1.0 | 3.1/1.0 | 4.3/1.0 | 5.5/1.0 | |
| 0.8/1.2 | 1/1.2 | 1.7/1.2 | 2.7/1.2 | 3.8/1.2 | 4.9/1.2 | |
| Ambient temperature(ºC) | -5~+45ºC | |||||
| Cooling way | air cooling | |||||
| Discharge temperature(ºC) | ambient temperature <15ºC | |||||
| Lubrication oil(L) | 6 | 12 | 18 | 20 | 20 | 29 |
| Noise(dBA) | 66±2 | 68±2 | ||||
| Driving way | belt drive | belt drive | belt drive | direct drive | ||
| Electricity(V/ph/Hz) | 380/3/50 | |||||
| Power(KW) | 7.5 | 11 | 15 | 22 | 30 | 37 |
| Starting method | Y-△Starter | |||||
| Dimension(mm) L | 960 | 1100 | 1100 | 1380 | 1500 | 1500 |
| W | 580 | 710 | 710 | 850 | 1000 | 1000 |
| H | 770 | 1100 | 1100 | 1250 | 1350 | 1350 |
| Net Weight(kg) | 178 | 327 | 337 | 500 | 683 | 683 |
| Outlet pipe dia(inch) | 1/2″ | 1″ | 1″ | 5/4″ | 3/2″ | 3/2″ |
Direct drive screw air compressor
Connected with rotor, motor and it’s outer case form a unit which can achieve zero maintenance. Besides, due to less spare parts, direct drive has less transmission loss to make it more stable and get longer life.
2.Air dryer
Refrigerated air dryer
Advantage
- Low dew point-pressure dew point as low as 5ºC, outlet dew point can reach 15ºC or lower on standard condition.
- High-efficiency pre cooling regenerator-reduce the load of evaporator by increasing outlet temp by 10-15ºC and decreasing inlet temp by 8-12ºC
- Colliding whirlwind air-water separator-air and water can be completely separated at dew point.
- Heat bypass valve-balance pressure, reduce load of compressor, decrease power loss, ensure performance of dryer even at low temperature environment.
- Pressure protection switch-avoid damage to dryer compressor if any fault
- Protective welding way-ensure cleanness in cooling system and avoid to block system
- Good quality cooling spare parts-Panasonic, Cope-land, Tecumseh, CHINAMFG compressor, CHINAMFG expansion valve, Saginomiya solenoid valve.
- Increased condenser-15-20% bigger than normal condenser make sure refrigerant liquefy completely at serious environment.
- Compact outline-small size, less weight, easy to install and disassemble
- Strict QC-test completely before leaving factory to ensure 100% good products.
Refrigerated air dryer
Advantage
- Low dew point-pressure dew point as low as 5ºC, outlet dew point can reach 15ºC or lower on standard condition.
- High-efficiency pre cooling regenerator-reduce the load of evaporator by increasing outlet temp by 10-15ºC and decreasing inlet temp by 8-12ºC
- Colliding whirlwind air-water separator-air and water can be completely separated at dew point.
- Heat bypass valve-balance pressure, reduce load of compressor, decrease power loss, ensure performance of dryer even at low temperature environment.
- Pressure protection switch-avoid damage to dryer compressor if any fault
- Protective welding way-ensure cleanness in cooling system and avoid to block system
- Good quality cooling spare parts-Panasonic, Cope-land, Tecumseh, CHINAMFG compressor, CHINAMFG expansion valve, Saginomiya solenoid valve.
- Increased condenser-15-20% bigger than normal condenser make sure refrigerant liquefy completely at serious environment.
- Compact outline-small size, less weight, easy to install and disassemble
- Strict QC-test completely before leaving factory to ensure 100% good products.
Air Dryer Technical Specification
| Model | WLD-10 | WLD-20 | WLD-30 | WLD-50 |
| Air volume(m3/min) | 1.5 | 2.5 | 3.8 | 6.7 |
| Working condition | A. entrance temp 80ºC B. environment temp 45ºC C. air pressure 10 kg/cm2 | |||
| Pressure dewpoint | 2~10ºC | |||
| Refrigerant | R22 | |||
| Refrigerant Motor(HP) | 0.35 | 0.5 | 0.75 | 0.8 |
| Electricity | AC 220V 50 | |||
| Dimension(mm)L | 620 | 750 | 800 | 930 |
| W | 410 | 420 | 425 | 485 |
| H | 650 | 730 | 810 | 900 |
| Weight(kg) | 38 | 60 | 73 | 92 |
3.Air tank
| AIR TANK DATA | ||||||||||||||||
| NO. | Specifications | Temp(ºC) | Total height(mm) | Inside size (mm) | Air inlet port | Air outlet port | Support pillar | Blowdown valve connector(inch) | Compressor capacity parameters(m3/min) | |||||||
| Volume(m3) | Pressure(MPa) | Height(mm) | Port Size(mm) | Connector(inch) | Height(mm) | Port size(mm) | Connector(inch) | Separation distance (mm) | Size (mm) | |||||||
| 1 | 0.3 | 0.8 | 150 | 1592 | 550 | 642 | 25 | 1 | 1242 | 25 | 1 | 400 | 20 | 0.5 | 2.6-3 | |
| 1 | 1592 | |||||||||||||||
| 1.3 | 1598 | |||||||||||||||
| 3 | 0.6 | 0.8 | 150 | 1905 | 700 | 680 | 40 | 1.5 | 1550 | 40 | 1.5 | 490 | 24 | 0.5 | 4.8-6 | |
| 1 | ||||||||||||||||
| 1.3 | ||||||||||||||||
| 4 | 1 | 0.8 | 150 | 2240 | 800 | 760 | 40 | 1.5 | 1760 | 40 | 1.5 | 560 | 24 | 0.5 | 8-10 | |
| 1 | 2243 | |||||||||||||||
| 1.3 | 2291 | |||||||||||||||
4.Filter
Precision filter
Function
Filter out ozone, gas and particulates in compressed air.
Multi filter material include borosilicate fiber, glass fiber, acticarbon fiber, unwoven fabric and stainless steel mesh.
C filter, remove most liquid and 3 μm above particulates, oil content as low as 5ppm and little water, dust and oil mist.
T filter, remove 1μm above liquid and particulates, oil content reach 0.5ppm.
A filter, remove 0.01μm above liquid and particulates, oil content reach 0.001ppm
Associated Products
WLD Air compressor
Company Profile
Product Showroom
Meeting Room
Exhibition
FAQ
FAQ
Q1:Are you Manufacturer or Trading Company?
A:We are a professional manufacturer with our own export department.
Our factory was established in 2000.
Q2:Where is your factory located? How can I visit there?
A:Our company is located in HangZhou City, China.All clients, from home and abroad,are warmly welcomed to visit us.
Q3. What is your terms of packing?
A: Generally, we pack our goods by thicker bubble paper, some of them are packed by carton.
Q4. What is your terms of payment?
A: By T/T, 30% as deposit for production, and 70% balance before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q5. What is your terms of delivery?
A: Normally our quotation is under FOB HangZhou, but we also accept EXW, FOB, CFR, CIF, DDU.
Q6. How about your delivery time?
A: Generally, it will take 10 to 15 days after receiving full payment. If your voltage is different from 380V/3PH/50Hz, the delivery time will be around 20 days for custom-made motors or electric components.
Q7.Can we customize our product?
A:Yes,you can.Customized material and standard are acceptable. We can provide different standards according to your market and favor.
Q8: How do you make our business long-term and good relationship?
A1. We keep good quality and competitive price to ensure our customers benefit ;
A2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.
Q9: Why choose WeiLongDa?
A1. Wallboard – All WLD spray booth wall panels are anti-fire EPS,foam density is 14kg/m²;
A2. Front door – with aluminum view window, made of 50mm EPS, 0.8mm galvanized steel with plastic spray. Front door is like a face, beautiful, strong, practical, leakproof, anti-rusting & long-lasting, it means your workshop will attract more business and you will spend less time and money on spray booth maintenance;
A3. Steel structure – 4000kg vehicle can safely get in and out of the booth without worried, no noise, vibration is minimized, no air leakage, dust free, clean and efficient, we use thick galvanized steel pipes to make our spray booth cabinet, so our cabinet is anti-rusting;
A4. Heat exchanger – 2 layers radia pipes structure with 2 CHINAMFG welded by experienced skillful welder, it is high efficiency & safe;
A5. Motor fan – introduced from Simens technology with large air flow at low noise, high quality bearing, full cooper coils, rock wool sound proff cover;
A6. Components finishing – since CHINAMFG factory has its own powder coating facility, all components seen were with powder coated treatment. Strong anti-rusting finishing, not just good looking but also make a durable spray booth.
A7. Advantages of CHINAMFG control panel – 1) dust free 2) user can intuitively see the booth actual operation status from the panel 3) spray temperature and baking temperature were set in internal memory, no need to reset temperature when change the mode 4) digital pressure display with over pressure alarm 5) over heat fire alarm system 6) we offer 1 year warranty, life-long maintenance for our booth;
A8. Small details – 1) hinge type ceiling filter frame, 1 person can handle changing filter 2) flter is self sealing no need screw to fix 3) fan filter is easy to access with small door and handle 4) front door locking pin with position locking 5) infrared lamp with rock wool isolation 6) infrared lamp install with isolation distance 7) infrared lamp with door open security sensor switch 8) infrared lamp with wire entrance prastic screw.
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| After-sales Service: | Online & Others |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
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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.
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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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What is the impact of tank size on air compressor performance?
The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:
1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.
2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.
3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.
4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.
5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.
It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.
Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.


editor by CX 2024-05-06
China supplier Oilless Air Compressors 0.4MPa 10.5m3/Min 45kw 60HP 4bar Tr45wl Rotary Low Pressure Oil Free Single Screw Air Compressor small air compressor
Product Description
Lead Time
Product Description
TR45WL 0.4Mpa 4Bar 10.5m3/min 45KW screw type energy-saving low pressure oil free air compressor
Specifications
| Model | Maximum working Pressure | FAD | Motor Power | Noise | Pipe diameters of cooling water in and out | Quantity of | Quantity of lubricating water | Dimension | Weight | Air outlet | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| cooling water | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Inlet water | L*W*H | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 32ºC | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mpa | M3/min | KW/HP | DB | T/H | L | mm | KG | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| TR30A/WL | 0.4 | 6.7 | 30/40 | 66 | 1 1/2″ | 7 | 50 | 1650*1180*1505(A) 15.4) optimized design, large rotor, low rotary speed (within 3000r/min), without the gearbox. direct connection drive, it has a lower rotary speed and longer life compared with dry oil-free screw air compressor(10000r/min-20000r/min). 12. Automatic Cleaning System The function of automatic water exchange and automatic system cleaning can be realized, and the interior of the compressor is more clean and sanitary. Introduction Company Information Package Delivery
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What are the energy-saving technologies available for air compressors?There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used: 1. Variable Speed Drive (VSD) Compressors: VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption. 2. Energy-Efficient Motors: The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency. 3. Heat Recovery Systems: Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency. 4. Air Receiver Tanks: Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling. 5. System Control and Automation: Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings. 6. Leak Detection and Repair: Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently. 7. System Optimization and Maintenance: Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency. By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.
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.
How is air pressure measured in air compressors?Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors: 1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly. 2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions. To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar. It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools. When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism. Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.
China factory 450kw Water Cooling High Efficiency Silent Industrial Oil Free Dry Two Stage Rotary Twin Screw Air Compressor portable air compressorProduct Description
ZheJiang Napu compressor Technology Co.,LTD was established in 2012 based in ZheJiang ,specializing in oil-free rotary screw air compressors, offering a wide range of products from airends to compressors .
1. In house designed airend
Q1. Are you trading company or manufacture ?
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.
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:
2. Low Air Pressure:
3. Excessive Noise or Vibration:
4. Air Leaks:
5. Excessive Moisture in Compressed Air:
6. Motor 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.
What maintenance is required for air compressors?Maintaining air compressors is essential to ensure their optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, improves efficiency, and reduces the risk of accidents. Here are some key maintenance tasks for air compressors: 1. Regular Inspection: Perform visual inspections of the air compressor to identify any signs of wear, damage, or leaks. Inspect the compressor, hoses, fittings, and connections for any abnormalities. Pay attention to oil leaks, loose bolts, and worn-out components. 2. Oil Changes: If your air compressor has an oil lubrication system, regular oil changes are crucial. Follow the manufacturer’s recommendations for the frequency of oil changes and use the recommended oil type. Dirty or degraded oil can impact compressor performance and lead to premature wear. 3. Air Filter Cleaning or Replacement: Clean or replace the air filter regularly to ensure proper air intake and prevent contaminants from entering the compressor. Clogged or dirty filters can restrict airflow and reduce efficiency. 4. Drain Moisture: Air compressors produce moisture as a byproduct of the compression process. Accumulated moisture in the tank can lead to rust and corrosion. Drain the moisture regularly from the tank to prevent damage. Some compressors have automatic drains, while others require manual draining. 5. Belt Inspection and Adjustment: If your compressor has a belt-driven system, inspect the belts for signs of wear, cracks, or tension issues. Adjust or replace the belts as necessary to maintain proper tension and power transmission. 6. Tank Inspection: Inspect the compressor tank for any signs of corrosion, dents, or structural issues. A damaged tank can be hazardous and should be repaired or replaced promptly. 7. Valve Maintenance: Check the safety valves, pressure relief valves, and other valves regularly to ensure they are functioning correctly. Test the valves periodically to verify their proper operation. 8. Motor and Electrical Components: Inspect the motor and electrical components for any signs of damage or overheating. Check electrical connections for tightness and ensure proper grounding. 9. Keep the Area Clean: Maintain a clean and debris-free area around the compressor. Remove any dirt, dust, or obstructions that can hinder the compressor’s performance or cause overheating. 10. Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s manual for specific maintenance instructions and recommended service intervals for your air compressor model. They provide valuable information on maintenance tasks, lubrication requirements, and safety precautions. Regular maintenance is vital to keep your air compressor in optimal condition and extend its lifespan. It’s also important to note that maintenance requirements may vary depending on the type, size, and usage of the compressor. By following a comprehensive maintenance routine, you can ensure the reliable operation of your air compressor and maximize its efficiency and longevity.
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