Product Description
LUY290D-21 Mobile Screw Air Compressor
Product Description
The LUY290D-21 mobile air compressor is sturdy, reliable, and powerful. It is a high-configuration diesel-driven mobile air compressor. The air compressor has the most cutting-edge oil manufacturing technology, multiple fuel filtration and high-efficiency air filtration systems. It has excellent cooling capacity, high working efficiency, good quality, and extremely cost-effective.
Detailed Photos
Our advantage
1. Custom controller
The main parameters are displayed on a single page, and the operation status of the equipment is at a glance
2. Strong reliability
Robust design to ensure the long-term reliability and durability of the equipment
3. Convenient maintenance
The openable door design facilitates daily maintenance work
4. Engine: low emission, green and environmental protection
5. Low noise
The mobile locomotive canopy and canopy shell design have a strong noise reduction and sound absorption effect
Product Parameters
| Model | LUY290D-21 |
| Work pressure | 21 bar |
| Volume flow | 29 m³/min |
| power | 250 Kw |
| Motor speed | 1480 rpm |
| Dimensions | 3985*1800*2200 mm |
| weight | 4300 kg |
Packaging & Shipping
Company Profile
HangZhou CHINAMFG Drilling Equipment Co., Ltd. mainly provides holistic drilling solutions, serving the mining, stone crushing, water conservancy drilling industry, to help you solve the problem of drilling at high efficiency and low cost. We mainly provide mobile air compressors, drilling rigs, hammer, drill bit, crushers, underground water detector.We are your trustworthy partner.
FAQ
1. How can I make payment?
A: You can pay directly online on Alibaba with credit card, or TT, Western Union, LC etc.
2. How long is the guarantee of your products?
A: We offer 6 months guarantee for machines and drilling tools, 1 year guarantee for equipment. For any problem occurs during guarantee, we will exchange new products or spare parts accordingly. We will still offer after sale service after the guarantee at very low cost.
3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT. Air shipping is faster, generally speaking, Asian countries will take 3 to 5 days, other countries 7-15 days. You can also appoint shipping method you like before we ship.
4. How is your quality control?
A: We have our own experienced QC. There will be strict inspection and testing for every order before shipping out.
5. Do you have any certificate of authorization?
A: Our company have ISO certificate.Our machinery is CE certified, drill equipment have ISO9001 certificate.
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| Lubrication Style: | Lubricated |
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| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Customization: |
Available
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about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can air compressors be used for gas compression and storage?
Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:
Gas Compression:
Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.
Gas Storage:
Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.
Gas Types:
While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:
- Nitrogen
- Oxygen
- Hydrogen
- Carbon dioxide
- Natural gas
- Refrigerant gases
It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.
By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.
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What is the impact of altitude on air compressor performance?
The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:
1. Decreased Air Density:
As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.
2. Reduced Airflow:
The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.
3. Decreased Power Output:
Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.
4. Extended Compression Cycle:
At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.
5. Pressure Adjustments:
When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.
6. Compressor Design:
Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.
7. Maintenance Considerations:
Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.
When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.
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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.


editor by CX 2024-02-15
China Good quality Lubricated Diesel Engine Portable Mobile Rotary Screw Air Compressor air compressor repair near me
Product Description
Lubricated Diesel Engine Portable Mobile Rotary Screw Air Compressor
Our double axle, diesel driven CHINAMFG range can be found in a wide variety of applications throughoout in China. This Popular range has been successfully ultilized on many major railway, building and road constructions projects. Hydro-electric, shipbuilding, mining, tunneling, and major land excavation projects are further examples of where CHINAMFG has been used to enhance productivity.
Featuring high capacities, high pressure variants the CHINAMFG double axle range combines top quality screw air ends with well proven CHINAMFG diesel engines and simple mechanical controls.
| Model | Free air delivery (m3/min) | Working pressure (bar) |
max./min.Working speed(rpm) | Engine | Cylinders | dimension(mm) | Operational weight(kg) |
| 120-14 | 12 | 14 | 2300-1270 | CUMMINS 6BTA5.9-C180 |
6 | 3525*1770*2230 | 3100 |
| 130-17 | 13 | 17 | 2200-1450 | CUMMINS 6BTAA5.9-C205 |
6 | 3525*1770*2230 | 3500 |
| 170-13 | 17 | 15 | 2200-1400 | CUMMINS 6CTAA8.3-C240 |
6 | 3525*1770*2230 | 3500 |
| 184-12 | 18.4 | 12 | 2200-1400 | CUMMINS 6CTAA8.3-C240 |
6 | 3525*1770*2230 | 3500 |
| 202-10 | 20.2 | 10 | 2200-1400 | CUMMINS 6CTAA8.3-C240 |
6 | 3525*1770*2230 | 3500 |
| 214-9 | 21.4 | 8,6 | 2200-1400 | CUMMINS 6CTAA8.3-C240 |
6 | 3525*1770*2230 | 3500 |
| 239-7 | 23.9 | 7 | 2000-1400 | CUMMINS 6LTAA8.3-C315 |
6 | 4210*1800*2631 | 4600 |
| 230-14 | 23 | 14 | 2000-1400 | CUMMINS 6LTAA8.3-C315 |
6 | 4210*1800*2631 | 4600 |
| 250-12 | 25 | 12 | 2000-1400 | CUMMINS 6LTAA8.3-C315 |
6 | 4210*1800*2631 | 4600 |
| 270-10 | 27 | 10 | 2000-1400 | CUMMINS 6LTAA8.3-C315 |
6 | 4210*1800*2631 | 4600 |
| 290-9 | 29 | 8,6 | 2000-1400 | CUMMINS 6LTAA8.3-C315 |
6 | 4210*1800*2631 | 4600 |
| 180-19 | 18 | 19 | 2200-1400 | CUMMINS 6CTAA8.3-C260 |
6 | 4210*2040*2631 | 5100 |
| 215-21 | 21.5 | 21 | 2000-1300 | CUMMINS QSL8.9-C325-30 |
6 | 4210*2040*2631 | 4850 |
| 213-17 | 23.1 | 17 | 2000-1300 | CUMMINS QSL8.9-C325-30 |
6 | 4210*2040*2631 | 4850 |
| 300-17 | 30 | 25 | 1600-1100 | CUMMINS QSZ 13-C475 |
6 | 4710*2100*2570 | 5750 |
| 330-21 | 33 | 21 | 1600-1100 | CUMMINS QSZ 13-C475 |
6 | 4710*2100*2570 | 5750 |
Company Profile:
Glorytek Industry (ZheJiang ) Co., Ltd. is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for more than 20 years. We are supported and assisted by highly experienced R&D team and enginners that enable us to complete all the assigned projects successfully as per clients’ requirements.
Our factory covers an area of 250,000 square meters, construction area is about 150,000 square meters, having machining machinery, CNC processing center, friction welding machine, testing equipments etc. over 200 sets and more than 600 employees.
Our products have been exported more than 60 countries, including Australia, Russia, Soutn Africa, Zimbabwe, Malaysia, Indonesia, South Korea, France, Sweden, USA, Canada, Haiti etc.
After-Sale Service:
* Training how to instal the machine, training how to use the machine.
* Engineers available to service machinery overseas.
FAQ
Q: Are you a factory or a trading company?
A: We are an integrated corporation specialized in manufacturing and exporting.
Q: What is your payment terms?
A: We can accept T/T,L/C.
Q:.What is your MOQ? How long is the delivery time?
A: Our MOQ is 1 sets. Normally for drill rig, the delivery time is about 25-30 days after receiving payment, the drilling tools would be about 15 days.
Q:. How long is the warranty?
A: The guarantee period for mainframe is 1 year (excluding the quick wear parts).
Q: Can we print my Logo on the products?
A: Yes, we can. We support OEM .
/* March 10, 2571 17:59:20 */!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: | Diesel Engine |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
| Customization: |
Available
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What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
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How do you maintain proper air quality in compressed air systems?
Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:
1. Air Filtration:
Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.
2. Moisture Control:
Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.
3. Oil Removal:
If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.
4. Regular Maintenance:
Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.
5. Air Receiver Tank Maintenance:
Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.
6. Air Quality Testing:
Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.
7. Education and Training:
Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.
8. Documentation and Record-Keeping:
Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.
By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.
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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.


editor by CX 2024-02-13
China Best Sales Diesel Engine Driven Screw Air Compressor with Hot selling
Product Description
Product Description
Product Display
Company Profile
CHINAMFG CHINAMFG Import And Export Trade Co.,Ltd. is a manufacturer,specialized in the production of blasting drilling rig,solar pile driver,water well drilling rig and accessories such as portable screw air compressor,drill pipe,drill hammer,drill bit,etc.Our company is a backbone enterprise in the industry. Our company is located at the foot of Mountain Tai which has the reputation of “Chief of the Five Sacred Mountains”, neighboring to ZheJiang -ZheJiang High-speed Way, with convenient transportation and excellent location. Your satisfaction is our promise. Our company covers an area of 35,000 square meters, and has more than 160 employees, including 20 engineering technicians, who all are specialized drilling rig mechanical design talents. Our company has more than 30 sets of advanced CNC machining equipment and more than 10 sets of special processing equipment. Our company has our own heat treatment production workshops and surface treatment equipment. On the basis of advanced production equipment and more than 10 years of experience, our company has developed and produced 3 series of products, including high, medium and low-grade air pressure equipment. 15 kinds of products sell well throughout China, Russia, Kenya, Brazil, India and some other countries in Europe.
FAQ
Q1: What’s your delivery time?
A: 15 days to produce, within 3 days if in stock.
Q2: What’s methods of payments are accepted?
A: We agree T/T ,L/C , West Union ,Money Gram ,Paypal.
Q3: What about the shipments and package?
A: 40′ container for 2 sets, 20′ container for 1 set,
Machine in nude packing, spare parts in standard export wooden box.
Q4: Have you got any certificate?
A:We have got ISO,CE certificate.
Q5: How to control the quality?
A: We will control the quality by ISO and CE requests.
Q6: Do you have after-sale service and warranty service ?
A: Yes, we have.We can supply instruction for operation and maintenance.If necessary, we can send our engineer to repair the machine in your company.
Warranty is 1 year for the machine.
Q7: Can I trust your company ?
A: Our company has been certificated by Chinese government ,and verified by SGS. Just order from US !
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Available |
|---|---|
| Warranty: | One Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Horizontal |
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What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
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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.
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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.


editor by CX 2023-12-15
China Professional 750cfm 120psi Diesel Engine Mobile Portable Screw Air Compressor with high quality
Product Description
| DENAIR hot sale series diesel portable air compressors | ||||||||||||||||||||||||
| Model | Machine | Diesel Engine | ||||||||||||||||||||||
| Free Air Delivery | Normal Working | Dimensions | Weight | Manufacturer | Model | Rated | ||||||||||||||||||
| Pressure | (without towbar) | power | ||||||||||||||||||||||
| m3/min | CFM | bar(g) | psig | L*W*H(mm) | kg | KW | ||||||||||||||||||
| DACY-3.2/8 | 3.40 | 120 | 8 | 116 | 2263*1590*1543 | 9, China Our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China Q3: Warranty terms of your machine? Q4: Will you provide some spare parts of the machines? Q5: How long will you take to arrange production? Q6: Can you accept OEM orders?
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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.
How do you maintain proper air quality in compressed air systems?Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality: 1. Air Filtration: Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness. 2. Moisture Control: Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness. 3. Oil Removal: If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal. 4. Regular Maintenance: Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers. 5. Air Receiver Tank Maintenance: Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system. 6. Air Quality Testing: Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards. 7. Education and Training: Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes. 8. Documentation and Record-Keeping: Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes. By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.
Are there air compressors specifically designed for high-pressure applications?Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors: 1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors. 2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions. 3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels. 4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:
5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications. When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs. High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.
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