Product Description
Product Description
| Model | SGD 22 | ||||
| Type of Cooling | Air Cooling/Water cooling | ||||
| Working Pressure | psig | 102 | 116 | 145 | 174 |
| bar | 7 | 8 | 10 | 12 | |
| Air Delivery | cfm | 134.2 | 105.9 | 95.3 | 84.7 |
| m3/min | 3.8 | 3.0 | 2.7 | 2.4 | |
| Motor Power | kw/hp | 22/30 | |||
| Cooling Method | Air Cooling / Water Cooling | ||||
| Driven Method | Driect driven | ||||
| Air Outlet Pipe Diameter |
1″ | ||||
| Voltage | 380V 220V 440V 415V/ 3PH /50HZ 60HZ Can be customized |
||||
| Exhaust Oil Volum | <3ppm | ||||
| Noise | db | 65±2 | |||
| Outlet Air Humidity | ºC | ambient temperature+15ºC | |||
Product Parameters
Technical Data of Direct Drive Electric Motor Screw Air Compressors
| Model | Working Pressure | Capacity | Motor Power | Driven Method | Cooling Method | Dimension(mm) | Net Weight | Air Outlet Pipe Diameter | ||||
| Psi | bar | Cfm | m3/min | kw/hp | L | W | H | KGS | ||||
| SGD08 | 102 | 7 | 42.4 | 1.2 | 7.5/10 | Direct Drive | Air Cooling / Water Cooling |
900 | 670 | 850 | 200 | 1/2” |
| 116 | 8 | 38.8 | 1.1 | |||||||||
| 145 | 10 | 33.5 | 0.95 | |||||||||
| 174 | 12 | 28.3 | 0.8 | |||||||||
| SGD11 | 102 | 7 | 58.3 | 1.65 | 11/15 | 1080 | 750 | 1571 | 280 | 3/4” | ||
| 116 | 8 | 53 | 1.5 | |||||||||
| 145 | 10 | 45.9 | 1.3 | |||||||||
| 174 | 12 | 38.8 | 1.1 | |||||||||
| SGD15 | 102 | 7 | 88.3 | 2.5 | 15/20 | 1080 | 750 | 1571 | 300 | 3/4” | ||
| 116 | 8 | 81.2 | 2.3 | |||||||||
| 145 | 10 | 74.2 | 2.1 | |||||||||
| 174 | 12 | 67.1 | 1.9 | |||||||||
| SGD18 | 102 | 7 | 113 | 3.2 | 18.5/25 | 1380 | 850 | 1185 | 430 | 1” | ||
| 116 | 8 | 105.9 | 3 | |||||||||
| 145 | 10 | 95.3 | 2.7 | |||||||||
| 174 | 12 | 84.7 | 2.4 | |||||||||
| SGD22 | 100 | 7 | 134.2 | 3.8 | 22/30 | 1380 | 850 | 1185 | 450 | 1” | ||
| 116 | 8 | 127.1 | 3.6 | |||||||||
| 145 | 10 | 113 | 3.2 | |||||||||
| 174 | 12 | 95.3 | 2.7 | |||||||||
| SGD30 | 102 | 7 | 187.1 | 5.3 | 30/40 | 1380 | 850 | 1185 | 500 | 1” | ||
| 116 | 8 | 176.6 | 5 | |||||||||
| 145 | 10 | 158.9 | 4.5 | |||||||||
| 174 | 12 | 141.2 | 4 | |||||||||
| SGD37 | 102 | 7 | 240.1 | 6.8 | 37/50 | 1500 | 1000 | 1345 | 650 | 11/2″ | ||
| 116 | 8 | 218.9 | 6.2 | |||||||||
| 145 | 10 | 197.7 | 5.6 | |||||||||
| 174 | 12 | 176.6 | 5 | |||||||||
| SGD45 | 102 | 7 | 261.3 | 7.4 | 45/60 | 1500 | 1000 | 1345 | 680 | 11/2″ | ||
| 116 | 8 | 247.2 | 7 | |||||||||
| 145 | 10 | 218.9 | 6.2 | |||||||||
| 174 | 12 | 197.7 | 5.6 | |||||||||
| SGD55 | 102 | 7 | 353.1 | 10 | 55/75 | 1800 | 1250 | 1670 | 1150 | 2″ | ||
| 116 | 8 | 339 | 9.6 | |||||||||
| 145 | 10 | 300.1 | 8.5 | |||||||||
| 174 | 12 | 268.4 | 7.6 | |||||||||
| SGD75 | 102 | 7 | 473.2 | 13.4 | 75/100 | 1800 | 1250 | 1670 | 1200 | 2″ | ||
| 116 | 8 | 444.9 | 12.6 | |||||||||
| 145 | 10 | 395.5 | 11.2 | |||||||||
| 174 | 12 | 353.1 | 10 | |||||||||
| SGD90 | 102 | 7 | 572 | 16.2 | 90/120 | 1800 | 1250 | 1670 | 1350 | 2″ | ||
| 116 | 8 | 529.7 | 15 | |||||||||
| 145 | 10 | 487.3 | 13.8 | |||||||||
| 174 | 12 | 434.3 | 12.3 | |||||||||
| SGD110 | 102 | 7 | 741.5 | 21 | 110/150 | 2300 | 1470 | 1840 | 1800 | 2 1/2” | ||
| 116 | 8 | 699.1 | 19.8 | |||||||||
| 145 | 10 | 614.4 | 17.4 | |||||||||
| 174 | 12 | 522.6 | 14.8 | |||||||||
| SGD132 | 102 | 7 | 865.1 | 24.5 | 132/175 | 2300 | 1470 | 1840 | 1850 | 2 1/2” | ||
| 116 | 8 | 819.2 | 23.2 | |||||||||
| 145 | 10 | 723.9 | 20.5 | |||||||||
| 174 | 12 | 614.4 | 17.4 | |||||||||
| SGD160 | 102 | 7 | 1013.4 | 28.7 | 160/200 | 2300 | 1470 | 1840 | 2000 | 2 1/2” | ||
| 116 | 8 | 974.6 | 27.6 | |||||||||
| 145 | 10 | 868.6 | 24.6 | |||||||||
| 174 | 12 | 759.2 | 21.5 | |||||||||
| SGD185 | 102 | 7 | 1129.9 | 32 | 185/250 | 3150 | 1980 | 2152 | 3500 | DN85 | ||
| 116 | 8 | 1073.4 | 30.4 | |||||||||
| 145 | 10 | 967.5 | 27.4 | |||||||||
| 174 | 12 | 875.7 | 24.8 | |||||||||
| SGD220 | 102 | 7 | 1271.2 | 36 | 220/300 | 3150 | 1980 | 2152 | 3800 | DN85 | ||
| 116 | 8 | 1211.1 | 34.3 | |||||||||
| 145 | 10 | 1066.4 | 30.2 | |||||||||
| 174 | 12 | 978.1 | 27.7 | |||||||||
| SGD250 | 102 | 7 | 1483 | 42 | 250/350 | 3150 | 1980 | 2152 | 4000 | DN85 | ||
| 116 | 8 | 1430.1 | 40.5 | |||||||||
| 145 | 10 | 1348.8 | 38.2 | |||||||||
| 174 | 12 | 1218.2 | 34.5 | |||||||||
| SGD315 | 102 | 7 | 1800.8 | 51 | 315/430 | 4000 | 1980 | 2152 | 6000 | DN110 | ||
| 116 | 8 | 1772.6 | 50.2 | |||||||||
| 145 | 10 | 1571.3 | 44.5 | |||||||||
| 174 | 12 | 1412.4 | 40 | |||||||||
| SGD355 | 102 | 7 | 2259.8 | 64 | 355/480 | 4000 | 1980 | 2152 | 6500 | DN110 | ||
| 116 | 8 | 2153.9 | 61 | |||||||||
| 145 | 10 | 1995 | 56.5 | |||||||||
| 174 | 12 | 1730.2 | 49 | |||||||||
Company Profile
After Sales Service
FAQ
Q1: What is the rotor speed for the air end?
A1: 2980rmp.
Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)
Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).
Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.
Q9: Do you have spare parts in stock?
A9: Yes, we do.
Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.
Other Products
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| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
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What Industries Commonly Use Screw Compressors?
Screw compressors are widely used in various industries due to their efficiency, reliability, and versatility. Here’s a detailed overview of the industries that commonly utilize screw compressors:
- 1. Manufacturing: Screw compressors find extensive use in manufacturing industries such as automotive, aerospace, electronics, and appliances. They are employed for applications such as powering pneumatic tools, operating production lines, providing compressed air for painting, and controlling automated processes.
- 2. Oil and Gas: The oil and gas industry extensively utilizes screw compressors for various purposes. They are employed in upstream operations for natural gas gathering, gas lift systems, and wellhead compression. In downstream operations, screw compressors are used in refining processes, gas transmission, and storage facilities.
- 3. Chemical and Petrochemical: Screw compressors play a crucial role in chemical and petrochemical industries. They are used for compressing gases in chemical reactions, providing instrument air for control systems, powering pneumatic conveying systems, and handling various process gases in refining and production processes.
- 4. Food and Beverage: Screw compressors are employed in the food and beverage industry for applications such as refrigeration, freezing, and air supply for packaging processes. They help maintain optimal temperature and humidity conditions, ensuring the quality and safety of food and beverage products.
- 5. Pharmaceutical and Healthcare: Screw compressors are utilized in pharmaceutical manufacturing facilities, research laboratories, and healthcare institutions. They provide clean, oil-free compressed air for critical processes, such as pharmaceutical production, medical device manufacturing, and laboratory analysis. High-quality compressed air is essential to meet stringent quality and regulatory standards in these industries.
- 6. Power Generation: Screw compressors find applications in power generation facilities, including gas turbine power plants, combined heat and power (CHP) systems, and cogeneration plants. They are used for inlet air compression, fuel gas boosting, and other compressed air requirements in power generation processes.
- 7. Construction and Mining: Screw compressors are widely used in construction and mining industries for powering pneumatic tools, drilling equipment, and material handling systems. They provide the necessary compressed air for efficient and reliable operation in demanding construction and mining environments.
- 8. Municipal and Wastewater Treatment: Screw compressors are utilized in municipal water treatment and wastewater treatment plants. They play a vital role in aeration processes, where compressed air is introduced into water or wastewater to promote biological treatment and ensure effective removal of contaminants.
- 9. Printing and Packaging: Screw compressors are employed in printing and packaging industries for applications such as air drying, air cushioning, and powering pneumatic systems in printing presses and packaging machinery. They ensure consistent and reliable compressed air supply for efficient production processes.
- 10. Automotive and Transportation: Screw compressors are used in automotive and transportation industries for applications such as air conditioning systems in vehicles, pneumatic braking systems, and compressed air supply for tire inflation and maintenance.
These are just a few examples, and screw compressors find applications in numerous other industries, including textiles, plastics, pulp and paper, steel and metal fabrication, electronics manufacturing, and more. The versatility and reliability of screw compressors make them a popular choice across a wide range of industrial sectors.
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What Is the Role of Control Systems in Screw Compressor Operation?
Control systems play a crucial role in the operation of screw compressors. Here’s a detailed explanation:
Screw compressors are complex machines that require precise control and monitoring for optimal performance and efficiency. Control systems provide the necessary intelligence and automation to regulate various aspects of screw compressor operation. Here are the key roles of control systems:
1. Start-up and Shutdown Control:
Control systems manage the start-up and shutdown sequences of screw compressors. During start-up, the control system ensures a gradual ramp-up of motor speed and system pressure to prevent sudden surges and excessive wear on components. During shutdown, it safely brings the compressor to a stop and performs necessary cooling and ventilation processes.
2. Load and Unload Control:
Screw compressors often feature load and unload operation to match compressed air supply with demand. The control system monitors system pressure, flow requirements, and other parameters to determine when to load or unload the compressor. It engages or disengages the compressor’s capacity control mechanism, such as inlet modulation valves or variable-speed drives, to maintain optimal operation at varying loads.
3. Pressure Control:
Control systems regulate the discharge pressure of screw compressors. They continuously monitor the system pressure and adjust compressor operation to maintain the desired pressure setpoint. The control system modulates the compressor’s capacity, adjusts the speed of the drive motor, or controls the opening and closing of inlet or discharge valves to achieve the target pressure.
4. Temperature Control:
Control systems monitor and control various temperature parameters within the screw compressor system. They ensure that the compressor operates within safe temperature limits by monitoring coolant temperatures, lubricant temperatures, and interstage or discharge temperatures. If temperature limits are exceeded, the control system may activate cooling mechanisms, adjust operating parameters, or trigger alarms and shutdowns to prevent damage.
5. Monitoring and Protection:
Control systems provide comprehensive monitoring and protection functions for screw compressors. They continuously collect data from various sensors and instruments, such as pressure sensors, temperature sensors, vibration sensors, and current sensors. The control system analyzes this data to detect abnormalities, malfunctions, or potential failures. It can initiate alarms, shutdowns, or safety interlocks to protect the compressor and associated equipment.
6. Energy Management:
Control systems optimize energy efficiency in screw compressor operation. They analyze system demand, performance characteristics, and energy consumption to make intelligent decisions regarding load modulation, capacity control, and motor speed adjustments. By optimizing the compressor’s operation, the control system helps reduce energy consumption, operating costs, and environmental impact.
7. Remote Monitoring and Control:
Modern control systems often offer remote monitoring and control capabilities. They can be integrated into supervisory control and data acquisition (SCADA) systems or connected to networked platforms. Remote access allows operators to monitor compressor performance, adjust operating parameters, receive alarms, and perform diagnostics from a central control room or via mobile devices.
In summary, control systems play a vital role in the operation of screw compressors by providing intelligent control, monitoring, and protection. They manage start-up and shutdown sequences, regulate load and unload operation, control pressure and temperature, monitor system parameters, optimize energy efficiency, and enable remote monitoring and control. By effectively managing the compressor’s operation, control systems contribute to reliable performance, energy efficiency, and overall system optimization.
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What Are the Maintenance Requirements for Screw Compressors?
Screw compressors require regular maintenance to ensure optimal performance, reliability, and longevity. Here’s a detailed overview of the maintenance requirements for screw compressors:
- 1. Lubrication: Screw compressors rely on proper lubrication to reduce friction, minimize wear, and maintain efficient operation. Regular lubrication of the rotor bearings, seals, and other moving parts is essential. The type and frequency of lubrication may vary depending on the compressor’s design and manufacturer’s recommendations.
- 2. Filter Replacement: Screw compressors have intake filters that prevent dust, debris, and contaminants from entering the compression chamber. These filters need to be inspected regularly and replaced or cleaned as necessary to ensure unrestricted airflow and prevent damage to the compressor components.
- 3. Cooling System Maintenance: Screw compressors may have cooling systems, such as air or water coolers, to dissipate heat generated during compression. The cooling system should be inspected periodically, and any blockages or leaks should be addressed promptly to maintain optimal cooling efficiency.
- 4. Inspection of Belts and Couplings: If the screw compressor is belt-driven or connected through couplings, regular inspection of belts, pulleys, and couplings is necessary. Worn or damaged belts should be replaced, and couplings should be checked for alignment and tightness to ensure smooth power transmission.
- 5. Cleaning of Heat Exchangers: Heat exchangers in screw compressors, such as intercoolers and aftercoolers, can accumulate dirt, scale, and other deposits over time. Regular cleaning of these heat exchangers is important to maintain their heat transfer efficiency and prevent overheating of the compressed air or gas.
- 6. Inspection of Seals and Gaskets: The seals and gaskets in a screw compressor play a critical role in maintaining proper compression and preventing air or gas leakage. Regular inspection of these components is necessary to detect any signs of wear, damage, or leakage. Faulty seals or gaskets should be replaced promptly to maintain the compressor’s efficiency.
- 7. Regular Performance Testing: Periodic performance testing of screw compressors is recommended to assess their operating parameters, such as discharge pressure, flow rate, and power consumption. This helps identify any deviations from the expected performance and allows for adjustments or repairs as needed.
It’s important to note that the specific maintenance requirements for screw compressors may vary depending on the compressor’s design, manufacturer’s recommendations, operating conditions, and usage. Consulting the compressor’s manual and following the manufacturer’s guidelines is crucial for maintaining the compressor effectively and ensuring its reliable operation over time.
editor by CX 2024-02-22