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2.0m³/min High-Efficiency Oil-Free LPG Piston Compressor

Gas composition (mol%): liquefied gas
Flow rate: 2.0m ³/min
Inlet pressure: 1.0MPa. G;
Inlet temperature: ≤ 40 ℃
Exhaust pressure: 1.6MPa. G;
Main motor power: 30kW
Overall dimensions of the machine: ~1900 × 900 × 1200mm
Whole machine weight: ~850KG
Availability:
Quantity:
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Overview


The ZW-2.0 / 10-16 Liquefied Gas Compressor, manufactured by Bengbu United Compressor (a leading China-based compressor producer), is a high-performance equipment designed for reliable handling of liquefied gases. This compressor stands out for its robust design and precise engineering, making it ideal for a wide range of industrial applications.


At its core, the ZW-2.0 / 10-16 Liquefied Gas Compressor delivers exceptional efficiency with a processing capacity of 2.0m³/min, ensuring smooth operations even in demanding environments. Key technical specifications include a 1.0MPa.G inlet pressure, ≤40℃ inlet temperature, and 1.6MPa.G exhaust pressure, all of which contribute to its consistent performance. Powered by a 30kW main motor, this compressor balances power and energy efficiency, while its compact overall dimensions of ~1900 × 900 × 1200mm and weight of ~850KG allow for flexible installation in various settings.


Features


Superior Performance and Reliability

The ZW-2.0 / 10-16 Liquefied Gas Compressor is engineered for high efficiency and long-term reliability. Its D-type symmetrical balance structure and oil-free lubrication design minimize wear and tear, reducing maintenance needs. With low vibration and low noise levels, it operates smoothly in both indoor and outdoor environments, making it suitable for residential areas near industrial facilities. The compressor’s water-cooled system ensures stable performance even at inlet temperatures up to 40℃, preventing overheating and ensuring consistent output.


Versatile Applications

This compressor excels in handling liquefied gas and is widely used in LPG storage and distribution stations, gasification plants, canning factories, and automobile refueling stations. Beyond liquefied petroleum gas, it is also compatible with low-boiling, volatile substances such as propane, butane, and butene. Its variant models can even handle propylene and liquid ammonia, making it a versatile choice for diverse industrial needs.


Customization Capabilities

Bengbu United Compressor understands that every project has unique requirements. The ZW-2.0 / 10-16 Liquefied Gas Compressor offers extensive customization options, including structural forms (M-type, S-type, V-type, etc.), cooling methods (air-cooled or mixed cooling), installation types (fixed, mobile, skid-mounted, or cabin-type), and drive modes (motor or diesel engine). This flexibility ensures the compressor adapts to specific flow rates, pressure levels, and environmental conditions, from small-scale operations to large industrial projects.


Patented Technology and Quality Construction

Backed by multiple patents, including piston rod thread protective sleeve (ZL 2017 2 1907021.7) and piston ring support device (ZL 2018 2 0294776.2), the compressor guarantees superior quality. Its crankcase is made of high-strength gray cast iron, providing durability and resistance to corrosion. The cylinder and cylinder head use gray cast iron or forged steel, ensuring compatibility with various gases and extending service life. All main and auxiliary equipment are mounted on a skid-mounted frame, simplifying transportation and on-site installation.


Application Area


This series of compressors is mainly used for various operations such as loading, unloading, pouring, residual gas recovery, canning, and residual liquid recovery of liquefied petroleum gas. It is an ideal equipment for liquid transportation and gas recovery. Therefore, it is widely used in liquefied petroleum gas storage and distribution stations, mixing stations, gasification stations, canning plants, automobile refueling stations, etc., especially suitable for large, medium, and small liquefied petroleum gas stations.

In addition, it is suitable for liquid transportation and residual gas recovery of low boiling and volatile substances such as propane, butane, and butene. Its variant products can be used for liquid transportation and gas recovery of propylene, liquid ammonia, etc.


Highlight Advantages



high efficiency operating Installation honor
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



certificates

A piston rod thread protective sleeve ZL 2017 2 1907021.7


certificates

A piston ring support device ZL 2018 2 0294776.2

certificates

A range piston ZL 2017 2 190177.0 for symmetrical balanced compressors


certificates

Integrated long short double compartment ZL 2018 2 0294762.0


Whole Machine Description


The compressor adopts D-type (symmetrical balance type), water-cooled, oil-free lubrication, reciprocating piston type, 2-row 3-stage compression, and the entire unit is supplied in a modular manner.

The compressor crankcase is made of gray cast iron and has four holes of different diameters for installing crosshead slides, bearings, and bearing seats. The lower part of the crankcase can store lubricating oil for the compressor to lubricate; The upper surface of the crankcase has an interface for installing a fuel inlet (breathing port) cover plate; In addition, the crankcase also has spare interfaces such as oil drain port, oil gauge observation port, bearing seat oil injection port, and installation oil temperature measurement port. The oil drain port of the crankcase has been connected to the outside of the compartment and is equipped with a manual ball valve for oil discharge from the crankcase.

The middle body of the compressor is a double middle body structure, ensuring that the middle body space is greater than one stroke, preventing compressor oil from entering the cylinder from the crankcase, thus ensuring that compressor oil does not contaminate the medium. The material of the compressor cylinder is gray cast iron/forged steel, and it adopts an oil-free lubrication design, which does not require oil lubrication. The cylinder head material is gray cast iron/forged steel, and the air valves are arranged axially on the cylinder head.


DW 6.74 (3.3) / 0.7 (5-12) -12 Hydrogen Compressor DW 6.74 (3.3) / 0.7 (5-12) -12 Hydrogen Compressor


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:

    Metal cabin
    Wooden box
    Soundproof cabin
    Metal cabin Wooden box
    Soundproof cabin


Technical Parameter



No. Model Medium Flow rate
(Nm3/h)
Exhaust pressure
MPa(G)
Motor power
(kW)
oling meth Overall dimensions
(mm)
Weights
(kg)
1 ZW-0.8/(4.5~15)-(12.5~23) Industrial ammonia 0.8 1.25~2.3 15 Air-cooled 1650×650×1050 550
2 ZW-0.8/10-16 Isobutane 0.8 1.6 11 Air-cooled 1650×650×1150 450
3 ZW-0.8/10-16 Liquefied gas 0.8 1.6 11 Air-cooled 1750×900×1250 1200
4 ZW-0.8/16-24 Ammonia gas 0.8 2.4 15 Air-cooled 1800×950×1250 1300
5 ZW-1.0/(1~10)-(5~14) Methylene chloride 1.0 0.5~1.4 15 Air-cooled 1700×850×1050 600
6 ZW-1.0/(1~6)-(4~9) Dimethylamine 1.0 0.4~0.9 15 Air-cooled 1700×850×1050 600
7 ZW-1. 1/10-15 Ammonia gas 1.1 1.5 15 Air-cooled 1700×850×1100 700
8 ZW-1. 1/10-16 Liquefied gas 1.1 1.6 15 Air-cooled 1800×950×1250 1300
9 ZW-1. 1/16-24 Ammonia gas 1.1 2.4 22 Air-cooled 1650×850×1050 750
10 ZW-1. 1/16-24 Ammonia gas 1.1 2.4 22 Air-cooled 1850×950×1300 1400
11 ZW-1.5/10-16 Liquefied gas 1.5 1.6 22 Air-cooled 1850×950×1300 1400
12 ZW-1.5/16-24 Ammonia gas 1.5 2.4 30 Air-cooled 1900×980×1300 1500
13 ZW-2.0/10-16 Isobutylene 2.0 1.6 36 Air-cooled 1900×900×1200 900
14 ZW-3.0/10-16 Liquefied gas 3.0 1.6 45 Air-cooled 2200×1400×1750 2000
15 DW-3.0/10-15 Ammonia gas 3.0 1~1.5 45 Water-coole d3200×2200×1700 3500
16 PW-2.2/(3.98~14.6)-(7.5~18. 1) Ammonia gas 2.2 0.75~1.8 30 Water-cooled 2300×1500×1800 2500
17 VW-6.0/10-16 Liquefied gas 6.0 1.6 75 Water-coole d  2800×1700×1700 3000
18 VW-8.0/10-16 Liquefied gas 8.0 1.6 110 Water-coole d  2800×1800×1800 4500
19 ZW-0.5/(3.5~5.8)-(7.2~9.5) Methylamine 0.5 0.72~0.95 7.5 Water-cooled 1650×700×1100 700
20 ZW-0.8/(0~3.5)-(3~6.5) Vinyl chloride 0.8 0.3~0.65 11 Water-cooled 1650×650×1150 650
21 ZW-0.8/(2~15)-20 Propane 0.8 2.0 22 Water-coole d  3000×1800×2400 3500
22 ZW-0.8/3-8 n-Butane 0.8 0.3~0.8 11 Water-cooled 1650×850×1050 600
23 ZW-1.0/3-6 Pentane 1.0 0.3~0.6 11 Water-cooled 1700×850×1050 650
24 ZW-1. 1/10-16 Propane 1.1 1.6 18.5 Water-cooled 1700×650×1100 600
25 ZW-1. 1/7-14 Propane 1.1 0.7~1.4 15 Water-cooled 1700×650×1100 600
26 ZW-1.5/10-16 Propylene 1.5 11.6 22 Water-coole d  2200×1600×1600 1500
27 ZW-1.5/16-24 Propylene 1.5 2.4 30 Water-coole d  2300×1600×1650 1500
28 ZW-2.0/10-16 Liquefied gas 2.0 1.6 30 Water-cooled 1900×980×1300 1500
29 ZW-2.0/16-24 Liquefied gas 2.0 2.4 37 Water-cooled 1900×100×1350 1600
30 ZW-3.0/7-12 Liquefied gas 3.0 1.2 45 Water-coole d  2200×1000×1200 1600


Project Case


Ningxia Zhongneng new materials engineering Alibek oilfield in Southern Kazakhstan Procurement of Molecular Sieve Dehydration, Ethylene Glycol Regeneration and Injection Device, and Fuel Gas Skid in Akimom Gas Field
Ningxia Zhongneng new materials engineering Zaozhuang CNG compressor project of Chengdu Shenliang Technology Co., Ltd. Procurement of Molecular Sieve Dehydration, Ethylene Glycol Regeneration and Injection Device, and Fuel Gas Skid in Akimom Gas Field

FAQ


What is the processing capacity of the ZW-2.0 / 10-16 Liquefied Gas Compressor?

The compressor offers a processing capacity of 2.0m³/min, making it suitable for medium to large-scale liquefied gas handling operations.


Can the compressor be customized for specific projects?

Yes, extensive customization is available. Options include structural forms (D-type, M-type, etc.), cooling methods (water-cooled, air-cooled), installation types (fixed, mobile), and drive modes (motor or diesel). Customizations are tailored to flow rate, pressure requirements, and operating environment to meet unique project needs.


What safety features does the compressor include?

The oil-free lubrication design prevents contamination of the medium, critical for gas handling. Its sturdy crankcase with built-in oil temperature measurement ports and manual ball valves for oil drainage ensures safe operation. Additionally, the low vibration and noise-reducing structure enhance workplace safety and compliance with industrial standards.


Telephone

+86 13955206799

Landline

+86-552-4190082

Address

No. 66 Jinhe Road, Huaiyuan Economic Development Zone, Bengbu City

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