Product Description
Product description
| 1 | Model | DSB22M |
| 2 | Type | Fixed permanent magnet series oil-free screw blower |
| 3 | Dimensions(Length*width*height) | 1500*1140*1650mm |
| 4 | Installation method | Fixed installation without foundation |
| 5 | Rated displacement | 8.50 m3/min |
| 6 | Pressure adjustment range | 120 kPa |
| 8 | Exhaust gas temperature | 130ºC |
| 9 | Compression level | Single-stage |
| 10 | Transfer method | Direct |
| 11 | Compressed oil consumption | 20 L |
| 12 | Cooling method | Wind cold |
| 13 | Cooling air volume | 4400 m3/h |
| 14 | Ambient temperature | 0 ~ 45 ºC |
| 15 | Noise | ≤85 dB(A) |
| 16 | Equipment weight | 980 kg |
| 20 | Power | 22 kW |
| 21 | Voltage | 380/50 V/HZ |
| 22 | Start method | Frequency conversion start |
| 23 | Motor protection level | IP65 |
| 24 | Insulation class | F |
| 25 | Fan power | 0.86 kW |
| 26 | Gas outlet pipe diameter | DN100 |
Technical Parameters
| Model | Exhaust pressure(kpa) | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | 150 |
| DSB-XXX-M | Flow | 15.7 | 15.6 | 15.1 | 14.9 | 14.7 | 20.4 | 14.4 | 14.3 | 19.9 | 13.6 | 13.3 | 13.2 |
| Power | 11 | 15 | 18.5 | 18.5 | 22 | 30 | 30 | 30 | 37 | 37 | 37 | 45 | |
| Flow | 21.30 | 21.2 | 21.1 | 26.0 | 20.6 | 25.7 | 25.5 | 20.0 | 25.0 | 19.7 | 19.5 | 19.4 | |
| Power | 15 | 18.5 | 22 | 30 | 30 | 37 | 37 | 37 | 45 | 45 | 45 | 45 | |
| Flow | 26.8 | 26.6 | 31.1 | 30.9 | 30.8 | 30.6 | 30.5 | 25.3 | 30.2 | 24.8 | 24.6 | 29.7 | |
| Power | 18.5 | 22 | 30 | 37 | 37 | 45 | 45 | 45 | 55 | 55 | 55 | 75 | |
| Flow | 31.5 | 31.3 | 45.8 | 40.4 | 40..0 | 39.8 | 30.3 | 30.3 | 39.0 | 43.5 | 43.2 | 38.0 | |
| Power | 22 | 30 | 45 | 45 | 55 | 55 | 55 | 55 | 75 | 90 | 90 | 90 | |
| Flow | 41.2 | 46.0 | 54.6 | 50.5 | 54.0 | 53.8 | 44.4 | 44.1 | 49.0 | 52.7 | 52.5 | 52.2 | |
| Power | 30 | 37 | 55 | 55 | 75 | 75 | 75 | 75 | 90 | 110 | 110 | 110 | |
| Flow | 50.9 | 54.8 | 70.5 | 65.3 | 70.0 | 64.8 | 60.2 | 53.2 | 59.8 | 68.6 | 63.5 | 63.2 | |
| Power | 37 | 45 | 75 | 75 | 90 | 90 | 90 | 90 | 110 | 132 | 132 | 132 | |
| Flow | 61.7 | 65.9 | 81.8 | 77.3 | 81.4 | 70.5 | 69.4 | 64.2 | 68.9 | / | / | 68.0 | |
| Power | 45 | 55 | 90 | 90 | 110 | 110 | 110 | 110 | 132 | / | / | 160 | |
| Flow | 82.1 | 71.1 | 90.4 | 81.6 | 90.01 | 81.30 | 81.15 | 89.52 | 89.33 | / | / | / | |
| Power | 75 | 75 | 110 | 110 | 132 | 132 | 132 | 132 | 160 | 185 | / | / | |
| Flow | 92.10 | 81.85 | / | / | / | / | 89.71 | / | / | / | / | / | |
| Power | 90 | 90 | / | / | / | / | 160 | / | / | / | / | / |
Oil-injected screw compressor
Advantages: The pressure is stable, and it can be post-installed to remove water, dust and bacteria;
Disadvantages: Exhaust gas contains a lot of oil, causing pollution to the cloth, which does not meet the production requirements of melt-blown cloth.
Roots screw blower
Advantages: The exhaust does not contain oil or water
Disadvantages: The exhaust temperature is too low, contrary to the temperature requirements of the mold spinneret, which originally required heating and constant temperature, but he sent cooling air, which is likely to cause unstable melting temperature. The spinneret contains crystals, dust, and Bacteria, the pressure is unstable, because of its characteristic is that there is no pressure ratio, the outlet pressure is 80kpa, if you want to add sterilization and pre-dust removal, it will cause insufficient pressure, and the spinner does not form or block.
Oil-free screw blower
Advantages: stable pressure (40kpa ~ 150kpa variable frequency adjustable), high exhaust temperature (outlet 120 degrees Celsius), helps to constant melting temperature, can be oil-free, water-free, dust-free, sterile
Disadvantages: the price is more expensive
Comprehensive comparison of the performance of various types of blowers
Certificate
Project Case
As a new environmental protection and energy saving product, oil-free screw blower can be widely used in various industries. The main industries are:
1. Water treatment
Mainly used for aeration to fully mix water and reactants
Industry: Municipal / industrial wastewater treatment, electronics industry, papermaking, metallurgy, leather, printing and dyeing, etc.
2. Transportation
Mainly used for light particle powder and line conveying
Industry: Production of cement, lime powder, titanium dioxide chemical fiber micronets, etc.
3. Biological fermentation and breeding
Mainly used for oxygen supply and stirring
Industry: Food, brewing, breeding oxygen supply, cement / smelting desulfurization and denitrification, etc.
3. Powder conveying
Mainly used for powder transportation of light particles
Industry: Production of cement, lime powder, titanium dioxide, etc.
Customer Feedback
Packaging and Shipping
Our workers pack the tested air compressors in wooden cases. After the packaging is completed, the air compressor will be transported to the port and then shipping to the world.
Company Profile
CHINAMFG Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers’ teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society.
Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.
Dehaha continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly to reach the business principle “Energy Saving First, Mutual Value Shared”. The production line of CHINAMFG is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment,etc.
Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.
Our Service
1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang and all distributors’depots.
6.All kinds of technical documents in different languages.
Why choose us?
1.Quality Guarantee
With more than 24 years industry experience and our compressor approved by CE, ISO9001, SGS, And TUV test.The raw materials are strictly inspected and Some key parts are imported from overseas.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
2.Warranty Period
The complete machines are proviede with one-year warranty, and the compressor air end with Two-year warranty and lifetime maintenance(With the exception of wearing parts)
3. Installation and Commissioning
Provied customers with installation and commissioning instructions,and all service-providing personnel are strictly trained technically by our company.
4.After -sales Services
Our company has service network in world, giving prompt replies to customers after notified within 24~48hours for troubleshooting.
5.Spare Parts
Our company always supply spare parts on most favorable terms.
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou(Close to ZheJiang ), China, more than 24 years.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1.The raw materials are strictly inspected
2. Some key parts are imported from overseas
3.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years. /* 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(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
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| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Customization: |
Available
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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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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How does variable speed drive technology improve air compressor efficiency?
Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:
1. Matching Air Demand:
Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.
2. Reduced Unloaded Running Time:
Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.
3. Soft Starting:
Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.
4. Energy Savings at Partial Load:
In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.
5. Elimination of On/Off Cycling:
Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.
6. Enhanced System Control:
VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.
By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.
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Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.
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In which industries are air compressors widely used?
Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:
1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators.
2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists.
3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes.
4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems.
5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage.
6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging.
7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing.
8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment.
9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes.
These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.
editor by CX 2024-01-02