Product Description
Energy Saving Rotary Screw Type Outstanding Oil Free Air Compressor
Product Description
Oil free screw air compressors are widely used in industries that require high quality air sources such as: pharmaceutical, food, electronics, chemical, packaging, etc. 100% pure compressed air is a necessary procedure to guarantee satisfactory crafts and product quality, which ensures the production of high-end products safely and risk-free.
The lubrication system of an oil free screw air compressor is an individual fuel recycling unit. The compression chamber and the bearings were separated by a set of sealed high-performance mechanical assembly. The lubricating oil can only flow in the enclosed area and is prevented to enter the compression chamber, which only contains 100% pure compressed oil-free air. The users could obtain 100% pure compressed air with some slight post-treatment of water and dust removal
| Model No. | Capacity FAD(m3/min) | Motor Power (Kw) |
Noisel Level (dB) |
Outlet Diameter | Dimension(mm) | Weight (kg) |
||||
| 0.7MPa | 0.8MPa | 1.0MPa | L | W | H | |||||
| WFS-7.5A | 1.3 | 1.2 | / | 7.5 | 60 | G3/4 | 1100 | 845 | 1260 | 520 |
| WFS-11A | 1.6 | 1.5 | 1.4 | 11 | 60 | G3/4 | 1100 | 845 | 1260 | 580 |
| WFS-15A | 2.5 | 2.3 | 2 | 15 | 65 | G3/4 | 1520 | 1100 | 1400 | 620 |
| WFS-18.5A | 3.3 | 3.1 | 2.5 | 18.5 | 65 | G1 | 1520 | 1100 | 1400 | 720 |
| WFS-22A | 3.7 | 3.5 | 3 | 22 | 68 | G1 | 1520 | 1100 | 1400 | 830 |
| WFS-30A | 5.3 | 5 | 4.3 | 30 | 71 | G1-1/2 | 1760 | 1250 | 1600 | 980 |
| WFS-37A | 6.2 | 5.9 | 5 | 37 | 71 | G1-1/2 | 1760 | 1250 | 1600 | 1100 |
| WFS-45A | 7.5 | 7 | 6 | 45 | 74 | G1-1/2 | 1900 | 1250 | 1360 | 1250 |
| WFS-55A | 10 | 9.5 | 7.9 | 55 | 74 | G2 | 1900 | 1250 | 1360 | 1450 |
| WFS-75A | 13 | 12.5 | 10 | 75 | 75 | G2 | 1900 | 1250 | 1360 | 1600 |
| WFS-90A | 15 | 13.5 | 12.8 | 90 | 75 | G2 | 2000 | 1250 | 1360 | 2000 |
| WFS-110A | 20 | 18.5 | 16.5 | 110 | 78 | DN65 | 2100 | 1850 | 1700 | 2500 |
| WFS-132A | 23.5 | 23 | 20 | 132 | 78 | DN65 | 2100 | 1850 | 1700 | 2650 |
| WFS-160A | 26 | 24 | 23 | 160 | 80 | DN80 | 2300 | 1900 | 1900 | 2800 |
| WFS-180A | 32.5 | 31 | 28 | 180 | 82 | DN80 | 2300 | 1900 | 1900 | 3000 |
| WFS-250A | 42 | 40 | 38 | 250 | 85 | DN100 | 3200 | 2100 | 2000 | 4800 |
Product Details
Advantage:
- Oil Free —-Totally Oil Free:
Oil free water lubrication screw air compressor is a kind of compressor that provides clean, pollution-free, 100% oil free screw air compressor, its zero emission can protect the environment efficiently.
- Water —- Lubrication, Sealing and Cooling:
Ideal isothermal compression High efficiency (large air delivery)
Low temperature compression No need the intercooler and after cooler
Low rotation speed Low noise, low vibration and no need the overdrive gear
Low viscosity of lubrication water Easy to be separated with the air
- All stainless steel pipe : Simple ,non-corrosive,non-polluting,high reliablity
Ceritifications
Company Information
Windbell Co. Ltd. was established in 2006. It is a high-tech company mainly producing Screw Air Compressor.
Located in HangZhou National High and New Technology Industries Development Zone, the company has more than 100 employees equipped with 50 advanced testing machines working in the plant area of 20000 square meter. A high profile R&D team with experience in developing products with GHH and Rotor, has more than 20 patents granted. The company can produce more than 4000 Air Compressor every year.
We believe that without an advanced quality management system you cannot make high quality products. With ISO9001 and ISO14001 certifications, the company aims to be a CHINAMFG in offering consumers efficient, energy-saving, and environment-friendly solutions in the application of air compressor. Based on its R&D output, the company has successfully applied its solutions to the field of mining, tunneling, outdoor construction and its technology also facilitates the production of medical oxygen generators and textile equipment. The Screw Air Compressor are widely sold to Southeast Asia, Central Asia, Middle East, Africa, and South America…
FAQ
Q1: Why customer choose us?
A: CHINAMFG MACHINERY CO., LTD., with 13 years old history, we are specialized in Screw Air Compressor. We warmly welcome your small trial order for quality or market test.
Q2: Are you a manufacturer or trading company?
A: We are professional manufacturer with big modern factory in HangZhou,China. Both OEM & ODM service can be accepted.Pls check Our Company Profile.
Q3: What’s your delivery time?
A: Generally 15 to 20 days, if urgently order, pls contact our sales in advance.
Q4: How long is your air compressor warranty?
A: One year for the whole machine and 2 years for screw air end, except consumble spare parts.
Q5: How long could your air compressor be used?
A: Generally, more than 10 years.
Q6: What’s payment term?
A: T/T, L/C, Western Union, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q7: How about your customer service?
A: 24 hours on-line service available. 48hours problem sovled promise.
Q8: How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
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| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Single Screw Compressor |
| Customization: |
Available
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How Do Water-Lubricated Air Compressors Contribute to Energy Savings?
Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:
- Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
- Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
- Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
- Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
- Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.
By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.
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Are There Any Potential Water-Related Issues with These Compressors?
Yes, there are potential water-related issues that can arise with water-lubricated compressors. Here’s a detailed explanation of some of the common water-related issues associated with these compressors:
Corrosion:
- Internal Corrosion: Water-lubricated compressors are susceptible to internal corrosion due to the presence of water within the system. If the water used is not properly treated or if corrosion prevention measures are insufficient, the internal components of the compressor can corrode over time. Corrosion can lead to reduced performance, component damage, and the potential for leaks or system failures.
- External Corrosion: External components such as piping, valves, and fittings can also be affected by corrosion if exposed to water and moisture. Corrosion on these external surfaces can lead to compromised integrity, leaks, and reduced system efficiency.
Water Quality:
- Water Contaminants: The quality of the water used in water-lubricated compressors is crucial. If the water contains contaminants such as sediment, debris, oil, or chemicals, it can negatively impact the performance and reliability of the compressor. Contaminants can cause blockages, clogging, increased wear on components, reduced lubrication effectiveness, and potential damage to the compressor.
- Water Hardness: Water hardness, characterized by high mineral content, can lead to scaling and deposits within the compressor and associated components. Scaling can restrict flow, impede heat transfer, and reduce the efficiency of the compressor. It can also contribute to fouling and corrosion issues.
Water Treatment and Filtration:
- Inadequate Water Treatment: Insufficient or improper water treatment can lead to various issues. If the water is not adequately treated for contaminants, hardness, or pH levels, it can result in accelerated corrosion, scaling, fouling, and reduced lubrication effectiveness. Inadequate water treatment can also contribute to increased maintenance requirements and decreased overall compressor performance.
- Filtration System Issues: Filtration systems play a crucial role in removing contaminants from the water. However, if the filtration system is not properly maintained, filters become clogged or damaged, or if there are design or installation issues, it can lead to inadequate filtration and compromised water quality. This can result in the accumulation of contaminants, reduced lubrication performance, and potential damage to the compressor.
Water Supply and Availability:
- Insufficient Water Supply: Water-lubricated compressors rely on a consistent and reliable water supply. If the water supply is insufficient in terms of flow rate, pressure, or quality, it can impact the compressor’s operation and performance. Inadequate water supply can lead to inadequate lubrication, reduced cooling capacity, and increased wear on components.
- Water Source Availability: The availability of a suitable water source is essential for water-lubricated compressors. In certain locations or applications, accessing clean water or meeting specific water quality requirements may pose challenges. Lack of a suitable water source can limit the feasibility or effectiveness of using water-lubricated compressors.
It is important to address these potential water-related issues by implementing proper water treatment, corrosion prevention measures, regular maintenance of filtration systems, and monitoring of water quality. Adhering to manufacturer guidelines, performing regular inspections, and taking proactive measures can help mitigate these issues and ensure the reliable and efficient operation of water-lubricated compressors.
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How does a water lubrication system work in air compressors?
A water lubrication system in air compressors is designed to provide lubrication and cooling to the internal components of the compressor using water as the lubricant. This system offers an alternative to traditional oil lubrication systems and has specific advantages in certain applications. Here’s a detailed explanation of how a water lubrication system works in air compressors:
1. Water Injection:
In a water lubrication system, a controlled amount of water is injected into the compression chamber of the air compressor. This can be achieved through various methods, such as direct injection or atomization of water droplets.
2. Lubrication:
As the compressed air is generated, the injected water serves as a lubricant for the internal components of the compressor. The water forms a thin film on the surfaces, reducing friction and wear between the moving parts. This lubrication helps to improve the efficiency and lifespan of the compressor.
3. Cooling:
The water injected into the compression chamber also acts as a cooling medium. As the air is compressed, heat is generated, and the injected water absorbs some of this heat. The water carries away the heat, preventing excessive temperature rise and maintaining optimal operating conditions for the compressor.
4. Separation and Filtration:
After serving its lubrication and cooling purposes, the water needs to be separated from the compressed air. The compressed air and water mixture pass through a separator or filtration system, which separates the water from the compressed air. This can involve mechanisms such as centrifugal force, gravity separation, or filtration media.
5. Water Treatment:
In water lubrication systems, proper water treatment is essential to maintain the quality and performance of the system. Water filtration and purification processes are employed to remove impurities, contaminants, and any solid particles present in the water. This ensures that the injected water is clean and free from any substances that could potentially harm the compressor or the downstream air system.
6. Recirculation or Discharge:
Depending on the specific design of the water lubrication system, the separated water can be recirculated back into the system for reuse or discharged from the compressor. Recirculation systems involve the treatment and filtration of the water before reintroducing it into the compression chamber. Discharge systems, on the other hand, may involve further treatment or disposal of the water in an environmentally responsible manner.
By utilizing a water lubrication system, air compressors can benefit from reduced oil consumption, improved air quality, and enhanced energy efficiency. These systems are commonly employed in industries where oil contamination must be avoided, such as food processing, pharmaceutical manufacturing, and electronics production.
editor by CX 2024-01-15