Gas composition(mol%):Trans-C4H8-0.12, cis-C4H8-0.07, butene-4-0.3, isobutane-0.15, n-butane-0.31
Gasoline distillate -0.03, nitrogen -0.02;
Inhalation flow rate: 2000m ³/h (minimum 300m ³/h)
Inlet temperature: 60 ℃
Intake pressure: 0.11MPa. A
Exhaust pressure: 0.9MPa. A
Main motor power: 250kW
Overall dimensions of the machine: ~6800 × 3200 × 2350mm
Whole machine weight: ~ 18T
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MW-33.4 0.1-8 special gas reciprocating compressor from Bengbu United Compressor suits mixed C4 hydrocarbon and nitrogen medium.
Flow range: 300–2000m³/h, inlet temp 60℃, intake 0.11MPa.A, discharge 0.9MPa.A, matched with 250kW motor. Overall size ~6800×3200×2350mm, weight ~18 tons.
Stably applied in associated gas recovery, petrochemical pressurization and environmental treatment to boost operating efficiency.
M-type four-column balanced two-stage water-cooled oil-free unit, 250kW ExdIIBT4 motor. Siemens PLC real-time monitoring adapts to offshore and desert harsh environments.
VOC discharge ≤3%, effectively reduce flaring gas and satisfy environmental standards.
Low vibration & noise, PTFE self-lubricating components cut consumable replacement frequency.
Four core patented structures improve overall compression performance.
Application Area
Customized for mixed process gas, this compressor covers these industrial scenarios:
Oil & gas field waste gas recycling: Recover low-pressure flash associated gas to boost resource utilization
Petrochemical medium boosting: Adapt to butane, butene and other chemical raw material delivery
Green emission reduction: Restrict VOC discharge below 3% to reduce flaring exhaust
Industrial heat fuel supply: Provide stable pressurized gas for boilers and heating furnaces
Highlight Advantages
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| High energy efficiency, stable running performance and intelligent automatic control system. | Minimal wearing parts, low vibration and quiet operation for effortless daily maintenance. | Full skid-integrated layout of all supporting units for stable operation and convenient shipment & field assembly. | Precisely optimized structural design for all components to prolong service life. |
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 |
Whole Machine Description
This M-type symmetrical balanced water-cooled oil-free reciprocating piston compressor features two-row three-stage compression and modular delivery.
Its gray cast iron crankcase comes with multi-size reserved mounting ports and external oil drain with manual ball valve for easy oil replacement.
Unique double intermediate body isolates lubricant from cylinders to avoid medium pollution. Cast iron or forged steel oil-free cylinders are fitted with axial air valves for efficient gas flow.
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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（G) | Motor power (kW) | Cooling method | Overall dimensions (mm) | Weights (kg) |
| 1 | DWF-12.4/（9～12）-14 | Carbon dioxide | 6400 | 1.4 | 185 | Air-cooled | 6000×2700×2200 | 10000 |
| 2 | VWF-2.86/5-16 | Nitrogen | 895 | 1.6 | 55 | Air-cooled | 3200×2200×1750 | 3500 |
| 3 | ZWF-0.96/5 | Hydrogen chloride | 55 | 0.5 | 11 | Air-cooled | 2000×1500×2000 | 1000 |
| 4 | DFW-1. 13/0.3-34 | Flash Vapour | 75 | 0.03～3.4 | 18.5 | Air-cooled | 4500×3200×2150 | 5600 |
| 5 | DFW-6.5/(0～0.5)-10 | Associated gas | 50～100 | 1 | 75 | Air-cooled | 3500×2800×1850 | 4500 |
| 6 | DFW-4.2/(0.2～1.5)-12 | BOG | 260～540 | 1.2 | 55 | Air-cooled | 3500×3000×2000 | 5500 |
| 7 | DW-2.45/(6～7)-100 | Carbon Monoxide | 900 | 10 | 160 | Mixed cooling | 6500×3200×1700 | 10000 |
| 8 | DW-19.8/0.5-7.25 | Methylene chloride | 3.5 | 0.725 | 160 | Mixed cooling | 5200×3000×2350 | 8000 |
| 9 | DW-8.6/(0～0.2)-8 | Chloromethane | 436 | 0.8 | 75 | Mixed cooling | 3200×2400×1600 | 4500 |
| 10 | DW-2.4/2.5-11H | elium Recovery Ga | 450 | 1.1 | 37 | Mixed cooling | 3000×2500×1800 | 3000 |
Suitable for oilfield associated gas recovery, petrochemical raw material pressurization, waste gas emission reduction and industrial heating fuel supply.
Customizable structure (M/D/S/W/V/Z type), cooling mode, installation form and driving power to match working conditions.
250kW explosion-proof motor, intake 0.11MPa.A, discharge 0.9MPa.A, inlet temp 60℃. Overall dimension ~6800×3200×2350mm, total weight ~18 tons.
Supports sea, land and air transport; metal cabinet, wooden case and silencing cabinet packaging available.
Quality & Safety Guarantee
Complies with HG/T20592-2009 flange standard, equipped with ExdIIBT4 explosion-proof motor and multiple proprietary patents.
The MW-33.4 0.1-8 special gas compressor integrates strong adaptability, flexible customization and low-emission performance. Contact us to get customized technical schemes and quotations.
