Description
The VW-6.6/(2~3)-7 Oil-Free V-Type Natural Gas Compressor is designed for industrial natural gas compression applications where clean gas transmission and stable pressure increase are required.
With a gas flow capacity of 1200Nm³/h, an inlet pressure of 0.20~0.30MPa.G, and a discharge pressure of 0.7MPa.G, this compressor provides a reliable compression solution for natural gas systems.
The compressor adopts a V-type oil-free reciprocating piston structure with water cooling, which prevents lubricating oil from entering the compression chamber and helps maintain natural gas purity during operation.
The VW-6.6/(2~3)-7 is suitable for industrial natural gas pressurization, process gas systems, gas recovery applications, and other projects requiring oil-free gas compression.
Oil-Free Natural Gas Compression for Industrial Applications
The VW-6.6/(2~3)-7 Natural Gas Compressor is developed for applications where compressed natural gas quality and stable operation are important.
Typical applications include:
Natural Gas Pressurization Systems
Used to increase natural gas pressure for industrial process requirements and gas supply systems.
Gas Recovery Applications
Suitable for natural gas recovery and reuse processes where clean compression is required.
Industrial Process Gas Systems
Applied in industrial facilities requiring stable natural gas compression without oil contamination.
Gas Transmission and Supply Units
Used as part of gas handling systems requiring continuous natural gas pressure regulation
Highlight Advantages
| | | |
| Has high efficiency, strong reliability, and high degree of automation; | Less vulnerable parts, low vibration, low noise, and easy operation and maintenance | The main and auxiliary equipment of the compressor are all installed on the sled, running smoothly and reliably. The overall sled installation is convenient for the transportation and installation of the compressor | The entire machine components are carefully designed |
V-Type Oil-Free Reciprocating Compression Design
The VW-6.6/(2~3)-7 adopts a V-type reciprocating piston compression structure.
Main design characteristics include:
- Oil-free compression chamber design
- V-type cylinder arrangement
- Water-cooled operation
- Two-cylinder single-stage compression layout
- Suitable for natural gas medium compression
The oil-free structure helps avoid oil contamination of the compressed gas, making it suitable for applications with strict gas purity requirements.
The compressor in this picture is a non-standard product. The product provides independent solutions tailored to customers’ specific usage requirements (flow rate/purity/pressure, usage environment, main purpose, and customer specific requirements), from design to product customization.
- Structural form: D-type/M-type/S-type/W-type/V-type/Z-type
- Cooling method: water cooling/air cooling/mixed cooling
- Installation form: fixed/mobile/pry mounted/cabin type
- Drive mode: motor drive/diesel engine start
- Transportation: sea/air/land
Technical Parameter
| No. | Model | Medium | Flow rate
(Nm3/h) | Exhaust pressure
MPa | Motor power
(kW) | Cooling method | Overall dimensions
(mm) | Weights
(kg) |
| 1 | VW-3.5/1-18 | Natural gas | 420 | 1.8 | 55 | Closed water coole | d 4000×1800×2200 | 5000 |
| 2 | DF-0.4/（2～6）-250 | Natural gas | 160 | 25 | 30 | Air-cooled | 2800×1800×1500 | 3500 |
| 3 | DFD-1.36/(30～50)-250 | Natural gas | 4167 | 25 | 315 | Air-cooled | 8500×3700×4100 | 22000 |
| 4 | DFW-3.7/(8～12)-52 | Natural gas | 2083 | 5.2 | 200 | Air-cooled | 6000×3400×2300 | 15000 |
| 5 | DFW-5.3/3-15 | Natural gas | 1100 | 1.5 | 90 | Air-cooled | 6500×3000×2500 | 6000 |
| 6 | DFWD-5.7/(0. 1～0.5)-40 | Natural gas | 75～365 | 4 | 90 | Air-cooled | 7000×3400×2500 | 100000 |
| 7 | DFWD-5/(1.5～3.6)-14.2 | Natural gas | 700 | 1.42 | 90 | Air-cooled | 5000×3200×2200 | 6500 |
| 8 | DW-9/3-35 | Natural gas | 2000 | 3.5 | 250 | Air-cooled | 4800×4000×2000 | 13000 |
| 9 | MFWD-7/(10～30)-35 | Natural gas | 6250 | 3.5 | 315 | Air-cooled | 6300×3200×3200 | 16000 |
| 10 | VF-1.4/(5～7)-250 | Natural gas | 500 | 25 | 110 | Air-cooled | 5000×2400×2100 | 6800 |
FAQ
1. What is the VW-6.6/(2~3)-7 Natural Gas Compressor mainly used for?
The VW-6.6/(2~3)-7 is designed for natural gas compression applications requiring stable pressure increase and oil-free gas handling, including industrial gas systems, gas recovery, and natural gas pressurization projects.
2. Why does the VW-6.6/(2~3)-7 use an oil-free compression design?
The oil-free design helps prevent lubricating oil from entering the compressed gas stream, making the compressor suitable for applications where natural gas purity needs to be maintained.
3. What are the main specifications of the VW-6.6/(2~3)-7 compressor?
The compressor handles natural gas with a flow rate of 1200Nm³/h, an inlet pressure of 0.20~0.30MPa.G, and a discharge pressure of 0.7MPa.G. It is driven by a 75kW motor.
4. What are the advantages of the V-type structure?
The V-type cylinder arrangement provides a compact structure and balanced operation, helping the compressor achieve stable performance during natural gas compression.
5. Why is water cooling used for this natural gas compressor?
Water cooling helps control operating temperature during compression and supports stable performance for industrial natural gas applications.
6. Can the VW-6.6/(2~3)-7 be integrated into a skid-mounted system?
Yes. The compressor can be supplied as a skid-mounted package, simplifying transportation, installation, and connection with customer process systems.
