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Carriage HVAC Filter Performance Evaluation System

Carriage HVAC Filter Performance Evaluation System

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Railway Carriage HVAC Filter Performance Evaluation System

Compliance Standards

  • EN 15780 (Ventilation for buildings - Ductwork)
  • ISO 16890 (Air filter particulate efficiency)
  • UIC 553 (Railway vehicle air conditioning)
  • ASHRAE 52.2 (Filter efficiency ratings)
  • DIN 24163 (Railway HVAC performance)

Technical Parameters

ParameterSpecification
Airflow Capacity500-10,000 m³/h (±1.5%)
Pressure Range-2000 to +2000 Pa (±5Pa)
Particle Size Range0.3-10μm (±0.05μm)
Test AerosolsDEHS/KCl/NaCl/ISO A2 Dust
Temperature Range-30°C to +60°C (±1°C)
Humidity Control10-95% RH (±2%)

Key Features

  • Dual-mode operation (ISO coarse/ASHRAE fine)
  • Real-time PM1/PM2.5/PM10 efficiency monitoring
  • Automated pressure drop cycling (50,000+ cycles)
  • Bioaerosol challenge testing (BS EN 1822)
  • Corrosion simulation (UIC 563-2)

Test Capabilities

Test TypeStandardMeasurement
Initial EfficiencyISO 16890ePM1 95%+
Dust Holding CapacityASHRAE 52.2Up to 1000g/m²
Vibration EnduranceEN 136115-150Hz sweep
Gas AdsorptionISO 10121VOC/NOx/SO2 removal

Measurement System

  • Laser particle counters (0.3-25μm)
  • Differential pressure transducers
  • FTIR gas analyzers
  • Microbial air samplers
  • 64-channel data acquisition

Rail-Specific Testing

  • Tunnel dust simulation (UIC 563)
  • Electrostatically charged particle test
  • Emergency smoke filtration (EN 45545-2)
  • Anti-icing performance (-30°C)

Safety Systems

  • HEPA-filtered exhaust containment
  • Automatic aerosol purge system
  • Emergency pressure relief valves
  • Gas detection and neutralization

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