
PSA Oxygen Generator For Sewage Plant
Our PSA oxygen generator for sewage plant utilizes Pressure Swing Adsorption (PSA) technology to directly separate high-purity oxygen from the air, replacing traditional blower aeration or liquid oxygen procurement methods. The system is specifically optimized for the continuous operation, humid environments, and fluctuating gas demands typical of sewage treatment plants, ensuring high-efficiency and stable performance even under challenging conditions.
Working Principle and Technical Advantages
PSA oxygen generation technology exploits the differential adsorption characteristics of molecular sieves for nitrogen and oxygen-adsorbing nitrogen under pressure and desorbing it during depressurization to regenerate, thereby enabling continuous oxygen production. Compared to other technologies like VPSA, our system design is specifically optimized for sewage treatment, resulting in more compact equipment, lower energy consumption, and easier maintenance.
Specifically for sewage treatment applications, our PSA oxygen generator for sewage plant offers the following advantages:
- Flexibly Adjustable Oxygen Purity: Adjustable within the range of 85%-95% based on aeration demands, avoiding energy waste from over-aeration.
- Rapid Response Capability: The system automatically adjusts gas production in response to changes in sewage treatment load, with a response time of less than 30 minutes.
- Strong Resistance to Humidity: The pre-treatment system is specially reinforced for high-humidity environments, ensuring long-term stable operation of the molecular sieve.
- Low-Noise Design: Optimized for plant environmental requirements, with equipment operating noise below 75 dB.
Core Parameters and Technical Specifications
|
Parameter |
Specification Range |
Suitable Plant Scale |
|
Oxygen Output |
5-200 Nm³/h |
Small/Medium to Large Sewage Plants |
|
Oxygen Purity |
85%-95% ±2% |
Customizable based on process needs |
|
Outlet Pressure |
0.3-0.6 MPa |
Meets most aeration system demands |
|
Operating Temperature |
5-40°C |
Built-in temperature control ensures year-round operation |
|
Startup Time |
<30 minutes |
Rapid response in emergencies |
|
Power Consumption |
0.35-0.45 kWh/Nm³ O₂ |
Industry-leading energy efficiency |
|
Control System |
PLC + Touchscreen |
Supports remote monitoring & data acquisition |
Note: The above are standard model parameters. Shenger Gas can provide customized designs based on specific project requirements to ensure the PSA oxygen generator for sewage plant perfectly matches your sewage treatment process.
Professional Certifications and Quality Standards
All equipment manufactured by Shenger Gas adheres to the highest international standards:
- Quality Management System: ISO 9001:2015 certified.
- Pressure Vessel Standards: ASME certified (optional).
- Electrical Safety Certifications: Compliant with CE, IEC standards.
- Environmental Suitability: IP54 protection rating, suitable for sewage plant environments.
- Material Standards: Core components use stainless steel and corrosion-resistant materials.
Every stage of our PSA oxygen generator for sewage plant-from design and manufacturing to testing-undergoes strict quality control. This ensures long-term stable operation in the high-humidity, potentially corrosive gas environments of sewage treatment plants.
Energy Consumption Performance and Economic Benefits
Compared to traditional aeration methods and liquid oxygen procurement, our PSA oxygen generation system significantly reduces the operating costs of sewage treatment plants:
- Direct Energy Savings: Compared to traditional blower aeration, oxygen aeration efficiency is increased by 3-5 times, leading to a 30%-50% reduction in overall energy consumption.
- Elimination of Liquid Oxygen Transport & Storage: Removes intermediate costs and safety risks associated with liquid oxygen procurement.
- Low Maintenance Costs: Modular design means primary maintenance involves only periodic filter replacement, with annual maintenance costs under 2% of the equipment's value.
- Intelligent Control: Automatically adjusts oxygen production based on dissolved oxygen levels, preventing energy waste.
Based on actual data from our delivered projects, sewage treatment plants using our PSA oxygen generator for sewage plant typically see a 35%-45% reduction in aeration energy consumption, with an investment payback period usually between 1.5 to 3 years.
Industrial Applications and Project Delivery Capability
Shenger Gas's PSA oxygen generation systems have been successfully applied in various sewage treatment scenarios:
Typical Application Cases:
- Municipal Sewage Treatment Plants: Used in activated sludge process aeration to enhance treatment efficiency.
- Industrial Wastewater Treatment: Treatment of high-concentration organic wastewater in industries like chemicals, pharmaceuticals, and printing/dyeing.
- River Rehabilitation Projects: Oxygenation systems for treating black and odorous water bodies.
- Upgrades of Sewage Treatment Stations: Energy-saving renovation projects for traditional aeration systems.
Project Delivery Process:
We provide full-process services from consulting and design to operational support:
- Requirements Analysis: On-site survey by engineers to analyze water quality, volume, and process characteristics.
- Solution Design: Customized system design for optimal compatibility.
- Manufacturing: Production of standardized modules and customized components.
- Installation & Commissioning: On-site installation by professional teams, including operator training.
- Operation & Maintenance Support: Remote monitoring, periodic maintenance, and spare parts supply.
Customization Capability and Service Support
Unlike simply supplying standardized products, Shenger Gas focuses on providing targeted solutions for our clients:
System Customization Dimensions:
- Scale Customization: Matching the optimal model to the plant's treatment capacity (tons/day).
- Purity Adjustment: Adjusting optimal oxygen concentration based on the needs of biochemical tank microorganisms.
- Integration Solutions: Seamless integration with existing aeration and control systems.
- Space Optimization: Designing compact or containerized solutions for sites with space constraints.
Service Support System:
- Technical Support: 7x24 technical consultation, with responses within 4 hours.
- Spare Parts Supply: Local stock of common spare parts, available within 48 hours for emergencies.
- Remote Monitoring: Optional IoT modules for remote fault diagnosis and early warning.
- Regular Maintenance: Develop preventive maintenance plans to extend equipment service life.
If you are planning a new sewage treatment project or considering an energy-saving retrofit of your existing aeration system, please contact the Shenger Gas technical team. We will provide a tailor-made PSA oxygen generation solution based on your specific needs and can arrange site visits to existing operational projects for you to witness the energy-saving results firsthand.
Shenger Gas – Specializing in Gas Separation Technology, Promoting Green Development in the Sewage Treatment Industry.






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