Nash liquid ring compressors are designed for safe and efficient compression of carbon monoxide (CO), utilizing a liquid ring mechanism to maintain nearly isothermal conditions. This design ensures optimal performance in handling toxic, reactive, and potentially hazardous gases while prioritizing process safety.
Benefits
Cost-Saving Benefits:
- High reliability and minimal maintenance due to robust and corrosion-resistant design
- Reduced maintenance requirements due to durable construction and low-vibration operation.
- Nearly isothermal compression minimizes overheating risks and optimizes energy use.
- Moisture-handling capabilities simplify system design by eliminating the need for extensive gas drying systems.
Longevity and Reliability:
- Proven performance record, with some compressors operating reliably for decades.
- Engineered for extended service intervals, minimizing downtime and ensuring consistent production.
- Enhanced process safety with water-based sealing and no metal-to-metal contact
- Compliance with ATEX certifications for safe operation in hazardous environments
Key Features
- Compression capabilities up to 14 bar absolute, extendable with multi-stage configurations
- Continuous, non-pulsating gas flow ensuring stable pressure regulation critical for chemical processes
- Low vibration and noise emissions, minimizing operational disruptions
- Shaft sealing with liquid-lubricated mechanical seals, including double-seal options for added safety
- ATEX certification covering all gas groups and temperature classes for hazardous gas environments
- Water-based operation with no metal-to-metal contact, ensuring safe handling of CO
Technical Specifications
Components of the Typical Package:
- Multi-stage compressors (e.g., 2BQ, 2BK series)
- Water-sealed compression chambers
- Liquid-lubricated mechanical seals with API Plan 53 or 54 supply systems
Performance Metrics:
- Volumetric flow rates up to 30,000 m³/h per machine
- Compression pressure capability up to 14 bar absolute
- Efficient operation under variable suction pressures
Materials of Construction:
- High-grade, corrosion-resistant materials to withstand reactive CO gas
- Moisture-resistant components for handling saturated gases
Compliance with Industry Standards:
- ATEX certified for safe operation in hazardous environments
- TA Luft compliance for emissions control, ensuring environmental standards are met
Applications
Common Use Cases:
- Compression of carbon monoxide in chemical processes, such as MDI and TDI production
- Industrial CO compression for synthesis gas (syngas) processes
Industries that Typically Use this Compressor:
- Chemical manufacturing, including polyurethane production
- Industrial gas production and supply
- Energy and sustainability projects, particularly those focusing on carbon recycling and utilization
Specific Scenarios Where This Compressor Excels:
- Handling moist CO from gasification or reforming processes
- Applications requiring precise and continuous compression without pulsation, ensuring smooth downstream processes
- Situations with high safety requirements due to the reactive and toxic nature of CO.
