90NL/min 95%-99.999% ZHN-05 Industrial Nitrogen Generator for Laser Welding

ZHN-05 Industrial Nitrogen Generation System for Laser Welding Applications

The ZHN-05 represents an advanced pressure swing adsorption (PSA) nitrogen generation solution specifically engineered for high-demand laser welding operations. This system delivers reliable, on-site nitrogen production to support 5-6 simultaneous laser welding/cutting machines with industrial-grade performance.

Technical Specifications

• Flow Capacity: 90 Nm³/min continuous output

• Purity Range: 95-99.999% (adjustable)

• Operating Pressure: 0.6-0.8MPa intake, 0.5-0.8MPa output

• Power Requirements: 60W, AC 100-250V 50/60Hz

• Dimensions: 650×700×1300mm (L×W×H)

• Weight: 190kg

• Standard Features: Integrated digital purity analyzer, automatic pressure regulation

Core Technology
The system utilizes a dual-tower PSA (Pressure Swing Adsorption) configuration with:

• High-grade carbon molecular sieve (CMS) beds

• Precision pressure equalization system

• Multi-stage filtration (0.01μm particulate)

• Automatic tower switching mechanism

Performance Characteristics

1. Gas Quality

• Dew point: ≤-40°C

• Oxygen content: <10ppm (at 99.999% setting)

• Oil content: <0.01mg/m³

1. Efficiency Metrics

• Air-to-nitrogen conversion ratio: 5.9:1

• Compressed air consumption: 31m³/min

• Start-up time: <15 minutes to full purity

1. Durability Features

• Industrial-grade stainless steel framework

• IP54 protection rating

• Designed for 24/7 continuous operation

• Maintenance interval: 4000 operating hours

Laser Welding Applications
The ZHN-05 provides critical nitrogen support for:

• Stainless Steel Welding

• Prevents chromium oxide formation

• Maintains corrosion resistance

• Eliminates discoloration

• Aluminum Alloy Processing

• Reduces hydrogen porosity

• Improves weld pool stability

• Minimizes spatter

• Titanium Fabrication

• Blocks oxygen/nitrogen absorption

• Maintains metallurgical properties

• Prevents embrittlement

System Advantages

1. Operational Benefits

• Eliminates cylinder handling

• Removes gas delivery dependencies

• Provides unlimited supply continuity

• Reduces gas costs by 60-80%

1. Quality Improvements

• Consistent purity levels

• Stable flow pressure

• Automated purity monitoring

• Data logging capability

1. Safety Features

• Overpressure protection

• Low pressure alarms

• Emergency shutdown

• Leak detection

Installation Requirements

• Floor space: Minimum 1.5×2m area

• Compressed air supply: Oil-free, dew point ≤3°C

• Ambient conditions: 5-40°C operating temperature

• Ventilation: 10 air changes/hour recommended

Maintenance Protocol

• Daily: Drain condensate, check pressures

• Weekly: Filter inspection

• Monthly: CMS bed testing

• Annual: Full system service

Comparison to Alternatives
The ZHN-05 offers distinct advantages over:

• Liquid nitrogen dewars (higher purity but costly)

• Cylinder banks (space intensive)

• Membrane systems (lower purity)