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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.
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:
Used to increase natural gas pressure for industrial process requirements and gas supply systems.
Suitable for natural gas recovery and reuse processes where clean compression is required.
Applied in industrial facilities requiring stable natural gas compression without oil contamination.
Used as part of gas handling systems requiring continuous natural gas pressure regulation
Highlight Advantages
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| 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 |
Patent Certificates
 | A piston rod thread protective sleeve ZL 2017 2 1907021.7 | | A piston ring support device ZL 2018 2 0294776.2 | |
| A range piston ZL 2017 2 190177.0 for symmetrical balanced compressors | | Integrated long short double compartment ZL 2018 2 0294762.0 |
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.
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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
Packaging:
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| Metal cabin | Wooden box | Soundproof cabin |
Project Case
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| Lanzhou petrochemical company 240000 tonsyear ethylene production capacity restoration - adding butadiene and 1-butene unloading facilities project | Alibek oilfield in Southern Kazakhstan | Procurement of Molecular Sieve Dehydration, Ethylene Glycol Regeneration and Injection Device, and Fuel Gas Skid in Akimom Gas Field |
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 | |
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.
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.
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.
The V-type cylinder arrangement provides a compact structure and balanced operation, helping the compressor achieve stable performance during natural gas compression.
Water cooling helps control operating temperature during compression and supports stable performance for industrial natural gas applications.
Yes. The compressor can be supplied as a skid-mounted package, simplifying transportation, installation, and connection with customer process systems.
