Hydrogen Sulfide Compressor from China Factory - Reliable Suppliers for High-Purity, Corrosion-Resistant Solutions
Advantages of Hydrogen Sulfide Diaphragm Compressor
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01Absolute Sealing and Zero ContaminationA metal diaphragm is used to completely physically isolate the process gas from the hydraulic oil, forming a static seal. This fundamentally eliminates the risk of toxic gas leaking into the environment and prevents lubricating oil from entering the process system where it could be contaminated by or react with H₂S, ensuring both gas purity and operational safety.
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02Excellent Resistance to Complex CorrosionAll flow-wetted components, including the diaphragm head chamber, cover plate, and inlet/outlet valve assemblies, can be specifically constructed from high-grade corrosion-resistant alloys. This allows for a flexible design that effectively addresses electrochemical corrosion, hydrogen permeation, and potentially accompanying Cl⁻ corrosion in wet H₂S environments.
Key Design Points for Hydrogen Sulfide Diaphragm Compressor
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01Full Anti-Corrosion Materials for the Diaphragm Head and Flow-Wetted PartsMaterial selection must be strictly in accordance with standards such as SH/T 3096, based on specific H₂S partial pressure, temperature, water content, and Cl⁻ concentration. Typically, 316L stainless steel, with its better pitting resistance and resistance to Cl⁻ stress corrosion cracking due to its molybdenum content, is the preferred basic choice. For extremely harsh conditions, duplex stainless steel or nickel-based alloys must be used. All components should have clearly specified material grades and ensure sufficient corrosion allowance (typically ≥ 2 mm).
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02Special Material Selection and Monitoring for the Core DiaphragmAs a critical dynamic component, the diaphragm must simultaneously possess very high fatigue strength, flexibility, and corrosion resistance. Materials like Inconel 718, a high-strength corrosion-resistant alloy, are commonly selected. A diaphragm rupture monitoring and alarm system must be provided. In the event of a pinhole leak or rupture, the system should immediately alarm and trigger a shutdown to prevent oil-gas mixing and safety accidents.
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03Integrated Safety and Surface Protection DesignThe compressor skid should be integrated with a high-efficiency inlet gas-liquid separator to ensure the gas entering the compressor is as dry as possible, mitigating wet corrosion at the source. All exposed metal parts must undergo professional surface anti-corrosion treatment to resist atmospheric corrosion. The safety valve discharge port must be connected to a closed flare system or caustic scrubber; local venting is strictly prohibited.
Certificate
Model Selection
| ModelG70Z/G95Z/G110Z/G130Z | Piston Stroke70mm~130mm |
| Maximum Piston Force10KN~30KN | Maximum Discharge Pressure70Mpa |
| Flow Range1~500Nm³/h | Motor Power2.2KW~30KW |
| Crankshaft Speed420rpm | Cooling MethodWater Cooled/Air Cooled |
| ModelG70V/G95V/G130V | Piston Stroke70mm~130mm |
| Maximum Piston Force10KN~30KN | Maximum Discharge Pressure50Mpa |
| Flow Range1~200Nm³/h | Motor Power2.2KW~30KW |
| Crankshaft Speed420rpm | Cooling MethodWater-cooled / Air-cooled |
| ModelG110L/G130L | Piston Stroke110mm~130mm |
| Maximum Piston Force20KN~40KN | Maximum Discharge Pressure100Mpa |
| Flow Range10~1000Nm³/h | Motor Power7.5KW~90KW |
| Crankshaft Speed420rpm | Cooling MethodWater-cooled / Air-cooled |
| ModelG110D/G130D/G150D/G180D/G182D/G210D | Piston Stroke110mm~210mm |
| Maximum Piston Force20KN~160KN | Maximum Discharge Pressure100Mpa |
| Flow Range30~2000Nm³/h | Motor Power22KW~200KW |
| Crankshaft Speed420rpm | Cooling MethodWater-cooled / Air-cooled |
G
Diaphragm type compressor
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Z
Piston stroke 70mm
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3.5
Flow(Nm3/h)
→
2
Inlet pressure(barg)
→
15
Outlet pressure(barg)
| No. | Model | Cooling water | Flow | Inlet pressure | Outlet pressure | Dimensions L×W×H | Weight | Motor Power |
|---|---|---|---|---|---|---|---|---|
| (L/h) | (Nm³/h) | (MPa) | (MPa) | (≈mm) | (≈kg) | (kW) | ||
| 1 | GZ-3.5/2-15 | 500 | 3.5 | 0.2 | 1.5 | 1000×800×1100 | 800 | 4 |
| 2 | GZ-30/0.15-5 | 1000 | 30 | 0.015 | 0.5 | 1200×900×1200 | 800 | 7.5 |
| 3 | GZ-66/2.5-15 | 1000 | 66 | 0.25 | 1.5 | 2200×1700×1600 | 2500 | 11 |
| 4 | GV-24/2.5-20 | 1000 | 24 | 0.25 | 2 | 1400×900×1200 | 1000 | 5.5 |
| 5 | GV-30/(0.1-1)-3 | 1000 | 30 | 0.01-0.1 | 0.3 | 1400×900×1200 | 900 | 7.5 |
| 6 | GV-120/3.5-12 | 2000 | 120 | 0.35 | 1.2 | 2030×1045×1700 | 3000 | 22 |
| 7 | GL-150/1-2.5 | 1000 | 150 | 0.1 | 0.25 | 2200×1800×1600 | 3000 | 11 |
| 8 | GL-60/1-15 | 1000 | 60 | 0.1 | 1.5 | 2300×1300×1200 | 3000 | 15 |
| 9 | GL-110/4.5-14 | 2000 | 110 | 0.45 | 1.4 | 2400×1300×1300 | 3000 | 18.5 |
| 10 | GD-991/8.5-12 | 3000 | 991 | 0.85 | 1.2 | 3200×1800×1900 | 4000 | 30 |
| 11 | GD-587/(0.2-0.25)-1.4 | 8000 | 587 | 0.02-0.025 | 0.14 | 4200×4000×2200 | 12000 | 55 |
| 12 | GD-1352/5-12 | 8000 | 1352 | 0.5 | 1.2 | 3800×2200×2000 | 6000 | 75 |
The equipment size and weight are for reference only, and the final design shall prevail.
Case Study
Russia
United States
Spain
Kazakhstan
Frequently Asked Questions
Why is absolute sealing critical for Hydrogen Sulfide (H₂S) compressors?
Absolute sealing is essential because Hydrogen Sulfide is highly toxic. Diaphragm compressors use a metal diaphragm to physically isolate the process gas from the hydraulic oil, creating a static seal. This completely eliminates the risk of toxic gas leaks into the environment and protects the system from contamination.
How does the compressor resist complex corrosion in H₂S environments?
All components that come into contact with the gas, such as the diaphragm head chamber, cover plate, and valve assemblies, are constructed from high-grade corrosion-resistant alloys. This design effectively resists electrochemical corrosion, hydrogen permeation, and chloride-induced stress corrosion cracking in wet H₂S environments.
What materials are typically selected for the core diaphragm?
The core dynamic diaphragm must feature high fatigue strength, flexibility, and corrosion resistance. Materials like Inconel 718, a high-strength corrosion-resistant alloy, are commonly selected to withstand the demanding mechanical and chemical environment.
What happens if a diaphragm ruptures during operation?
The compressor is equipped with a diaphragm rupture monitoring and alarm system. If a pinhole leak or rupture occurs, the system immediately sounds an alarm and triggers an automatic shutdown to prevent safety accidents and keep the oil and gas from mixing.
How is wet corrosion mitigated in the compressor skid design?
The compressor skid integrates a high-efficiency inlet gas-liquid separator. This ensures that the gas entering the compressor is as dry as possible, mitigating wet corrosion at the source. Additionally, safety valve discharges are routed to closed flare systems or caustic scrubbers rather than being vented locally.
What cooling methods are available for the different compressor models?
Depending on the specific model chosen (such as the GZ, GV, GL, or GD series), the system can be configured with either water-cooled or air-cooled designs to suit different environmental and operational conditions.