China factory DVWW-132 132kw Oil Free Variable Speed Drive VFD Rotary Screw Air Compressor with Dryer manufacturer

Product Description

Industrial Silent/Mute Medical Dry Oil Free Oilless Direct Drive Rotary Double Screw Type Air Compressor Advantages

1.Clean air 1, China
Our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome

Lubrication Style: Oil-free
Cooling System: Air Cooling and Water Cooling
Power Source: AC Power
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Maintenance Is Required for Oil-Free Air Compressors?

Maintaining oil-free air compressors is crucial to ensure their optimal performance, reliability, and longevity. While oil-free compressors have lower maintenance requirements compared to oil-lubricated compressors, regular maintenance tasks are still necessary. Here’s a detailed explanation of the maintenance required for oil-free air compressors:

1. Regular Filter Replacements:

Oil-free air compressors have filters that help remove contaminants from the intake air. These filters should be regularly inspected and replaced as recommended by the manufacturer. Filters can become clogged over time, affecting the compressor’s efficiency and potentially increasing the risk of contaminants entering the compressed air stream. Regular filter replacements ensure proper air filtration and help maintain the desired level of air purity.

2. Condensate Drainage:

Oil-free compressors produce condensate, which is a mixture of water and oil-free compressed air. Proper condensate drainage is essential to prevent water buildup in the system, which can lead to corrosion and damage. Most oil-free compressors have automatic condensate drains that remove accumulated condensate. It’s important to regularly check and maintain these drains to ensure they are functioning correctly and prevent any blockages or leaks.

3. Inspection of Air Hoses and Connections:

Regularly inspecting air hoses, fittings, and connections is important to identify any leaks or damage. Leaks can lead to air pressure loss, reduced compressor efficiency, and increased energy consumption. Damaged hoses or connections should be repaired or replaced promptly to maintain the integrity of the compressed air system. Regular inspections can help identify potential issues early on and prevent costly breakdowns or inefficiencies.

4. Monitoring Air Pressure and Temperature:

Monitoring the air pressure and temperature of the compressor system is crucial for identifying any abnormalities or deviations from the desired operating parameters. Most oil-free compressors have built-in pressure and temperature sensors that provide real-time data. Regularly checking and recording this data can help detect any potential issues, such as pressure drops, abnormal temperature increases, or excessive cycling. If any abnormalities are detected, they should be investigated and addressed promptly to prevent further damage to the compressor.

5. General System Checks:

Performing general system checks on a regular basis helps ensure that all components of the oil-free air compressor are functioning properly. This includes inspecting the compressor motor, cooling fans, belts, and electrical connections. Any signs of wear, damage, or abnormal noise should be addressed promptly. Additionally, checking the compressor for any signs of oil contamination or unusual odors can help identify potential issues with the compressor system.

6. Manufacturer’s Recommendations:

It’s essential to follow the manufacturer’s recommended maintenance schedule and guidelines for the specific oil-free air compressor model. The manufacturer’s recommendations may include additional maintenance tasks specific to the compressor’s design and components. Adhering to these guidelines ensures that the compressor is properly maintained and can help prevent warranty issues.

Regular and proactive maintenance of oil-free air compressors is essential to ensure their reliable and efficient operation. Following the recommended maintenance tasks, monitoring system parameters, and promptly addressing any issues that arise can help extend the compressor’s lifespan, reduce the risk of breakdowns, and maintain the desired air quality for the intended applications.

air compressor

Can Oil-Free Air Compressors Be Used in Cold Climates?

Yes, oil-free air compressors can be used in cold climates. Here’s a detailed explanation of the considerations and adaptations that may be necessary when using oil-free compressors in cold weather:

1. Cold-Start Capability:

Oil-free compressors should be designed and equipped with features that enable them to start and operate reliably in cold temperatures. This includes components such as low-temperature lubricants, preheating systems, and specialized insulation to prevent freezing or damage to critical parts.

2. Compressed Air Drying:

In cold climates, the moisture content in the compressed air can condense and freeze, leading to operational issues and potential damage to the compressed air system. It is crucial to incorporate proper compressed air drying equipment, such as refrigerated dryers or desiccant dryers, to remove moisture from the compressed air and prevent freezing within the system. This ensures the production of dry and reliable compressed air even in cold weather conditions.

3. Freeze Protection:

Special attention should be given to protecting the compressor and associated components from freezing. This may involve insulation, heat tracing, or the use of frost protection heaters in critical areas susceptible to freezing, such as air intakes, valves, filters, and condensate drains. Adequate insulation can help maintain optimal operating temperatures and prevent freezing-related issues.

4. Cold Weather Lubricants:

In extremely cold climates, it is essential to use specific lubricants that are designed to perform effectively at low temperatures. These lubricants should have low pour points and be capable of providing sufficient lubrication and protection to the compressor’s moving parts even in cold environments. Using the appropriate lubricants ensures reliable operation and prevents damage to the compressor during cold starts and operation.

5. Preventive Maintenance:

Regular preventive maintenance is crucial when using oil-free compressors in cold climates. It is essential to follow the manufacturer’s recommendations for maintenance tasks such as filter replacements, lubricant changes (if applicable), and inspection of critical components. Cold weather conditions can exacerbate wear and tear on equipment, so proper maintenance helps identify and address potential issues before they lead to operational problems.

6. Monitoring and Control:

Implementing advanced monitoring and control systems can provide real-time information about the compressor’s performance in cold climates. Monitoring parameters such as temperature, pressure, and system efficiency can help identify any deviations or potential issues caused by low temperatures. Additionally, control systems can optimize compressor operation and adjust parameters to ensure efficient performance in cold weather conditions.

It’s important to consult the manufacturer’s specifications and guidelines for the specific oil-free compressor model being used, as they may provide additional recommendations or requirements for operating the compressor in cold climates. Adhering to these guidelines and implementing appropriate adaptations will help ensure the reliable and efficient performance of oil-free air compressors in cold weather environments.

air compressor

What Is an Oil-Free Air Compressor?

An oil-free air compressor, also known as an oilless air compressor, is a type of air compressor that operates without the use of lubricating oil in the compression chamber. Unlike traditional air compressors that rely on oil for lubrication and sealing, oil-free compressors employ alternative methods to achieve compression and deliver clean, oil-free compressed air. Here’s a detailed explanation of how oil-free air compressors work and their key characteristics:

Working Principle:

Oil-free air compressors utilize various techniques to compress air without the need for oil. The most common methods include:

  • Dry Compression: In this method, the compression chamber doesn’t have any oil present. Special materials, coatings, and surface treatments are used to reduce friction and wear between the moving parts, allowing for efficient compression without oil lubrication.
  • Water or Air Cooling: Oil-free compressors often employ advanced cooling mechanisms, such as water or air cooling, to dissipate the heat generated during compression. This helps to maintain the operating temperature within acceptable limits and ensures the longevity of the compressor.
  • Piston Rings and Seals: Instead of relying on oil for lubrication and sealing, oil-free compressors use specialized piston rings, seals, or other forms of dry frictionless technology. These components provide the necessary sealing and reduce internal friction, allowing for efficient compression without the need for oil.

Characteristics of Oil-Free Air Compressors:

1. Clean and Oil-Free Air: The primary advantage of oil-free air compressors is that they deliver air that is free from oil contamination. This makes them suitable for applications where oil contamination can be detrimental, such as in the medical, pharmaceutical, food and beverage, electronics, and automotive industries.

2. Low Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings and reduced downtime.

3. Compact and Lightweight: Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This makes them suitable for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

4. No Oil Contamination Risk: With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air, simplifying the overall system design.

5. Lower Initial Cost: In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By understanding the working principle and characteristics of oil-free air compressors, users can determine whether this type of compressor is suitable for their specific application and requirements.

China factory DVWW-132 132kw Oil Free Variable Speed Drive VFD Rotary Screw Air Compressor with Dryer   manufacturer China factory DVWW-132 132kw Oil Free Variable Speed Drive VFD Rotary Screw Air Compressor with Dryer   manufacturer
editor by CX 2023-11-28