PSA Nitrogen Generator 500ml/min 99.999% Purity 220V
Price:
USD10000/set
MOQ:
1 set
Delivery Time:
75working days
Brand:
Gaspu
Product Description
Nitrogen Generators And Nitrogen Gas On-site
Product Specifications
| Attribute | Value |
|---|---|
| Flow rate | 0-500ml/min |
| Purity | >99.999% |
| Power supply | 220V±10% |
| Tank volume | 3liters |
| Electrical resistivity | >1M Ω/cm |
| Operating environment humidity | <85% |
Onsite Nitrogen Generation Systems: PSA vs. Membrane Technology
Onsite nitrogen generation systems eliminate reliance on traditional cylinder/delivery models by producing high-purity nitrogen directly from compressed air. Two dominant technologies lead the market: Pressure Swing Adsorption (PSA) and Membrane Separation.
Key Features & Technology Differences
1. Pressure Swing Adsorption (PSA) Systems
- Core Technology: Uses dual towers filled with Carbon Molecular Sieve (CMS) to selectively adsorb oxygen, water vapor, and contaminants from compressed air under high pressure (typically 80-150 PSI).
- Mutual Backup Capability: Advanced PSA systems integrate two or more interconnected units for automated fault switching.
- Purity Range: Up to 99.999% (5.0) nitrogen, adjustable to meet precise industrial requirements.
- Flow Rate: Scalable from 10 Nm³/h to over 1,000 Nm³/h, suitable for large-scale industrial processes.
2. Membrane Systems
- Core Technology: Utilizes hollow-fiber membrane modules to separate nitrogen from compressed air.
- Compact Design: Single-module configuration with no moving parts, reducing footprint by 30-50% compared to PSA systems.
- Purity Range: Typically 95-99.5%, with 98% as the industry standard for fire sprinkler systems.
- Flow Rate: Ideal for small-to-medium applications (1-200 Nm³/h).
Advantages by Technology
| Feature | PSA Systems | Membrane Systems |
|---|---|---|
| Uninterrupted Supply | ✓ Mutual backup redundancy | ✗ Single-module design |
| Purity | Up to 99.999% (5.0) | 95-99.5% (standard 98%) |
| Installation | Larger footprint | Compact, lightweight |
| Maintenance | Regular CMS replacement (2-5 years) | Minimal: Replace membranes every 3-7 years |
| Energy Efficiency | Higher pressure requirements | Lower pressure operation |
| Cost | Higher initial investment | Lower upfront cost |
Technical Specifications (Typical Ranges)
| Parameter | PSA Systems | Membrane Systems |
|---|---|---|
| Pressure | 60-150 PSI (adjustable) | 40-100 PSI (adjustable) |
| Power Requirement | 5-50 kW (depending on flow) | 1-15 kW (depending on flow) |
| Operating Temperature | 5-45°C | 5-45°C |
| Footprint | 2-10 m² (dual-tower + controls) | 0.5-3 m² (module + controller) |
| Regeneration Cycle | 60-120 seconds (automatic) | N/A (passive separation) |
Frequently Asked Questions
Q1: Which system is better for fire sprinkler systems?
A: Membrane systems are preferred for fire sprinklers due to their 98% purity (industry standard for dry pipe/inerting), compact size, and low maintenance.
Q2: Can PSA systems be used for small-scale applications?
A: Yes, but membrane systems are more cost-effective for flows <50 Nm³/h. PSA is better suited for large operations where high purity (≥99.9%) or redundancy is critical.
Q3: How often does CMS need replacement in PSA systems?
A: CMS lifespan is 2-5 years, depending on inlet air quality. Membrane lifespan is 3-7 years, with degradation accelerated by high temperatures or oil contamination.
Q4: What are the energy costs compared to nitrogen cylinders?
A: Onsite generation reduces costs by 30-70% long-term. PSA systems have higher energy use but offset costs via elimination of delivery fees.
Q5: Is 99.999% nitrogen necessary for my process?
A: Evaluate purity needs: 95-98% suffices for blanketing/purging; 99.99%+ is required for electronics or inerting explosive environments.
Why Choose Onsite Generation?
- Cost Savings: Eliminates delivery fees, cylinder rentals, and storage risks.
- Reliability: 24/7 supply with minimal downtime.
- Sustainability: Reduces carbon footprint by cutting transportation emissions.
PSA systems dominate high-purity, high-flow industrial applications, while membrane systems excel in fire protection, small-scale, and low-maintenance scenarios. Both technologies deliver superior ROI over traditional nitrogen sourcing.
Keywords: onsite nitrogen generator, PSA vs membrane, nitrogen purity 99.999%, fire sprinkler nitrogen system, industrial nitrogen generation, mutual backup PSA system
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Company
Suzhou Gaopu Ultra pure gas technology Co.,Ltd
Location
No.161 Zhongfeng Street, Suzhou New District, Suzhou, P.R.China
Contact Person
Lu YingYun