Nitrogen Production Units (NPU) – Mobile and Portable N2 Generator

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You need a mobile and reliable solution for your remotely located nitrogen application or you need a large quantity of nitrogen only for a limited period of time?

Advantages of NPUs

  • Rugged design, proven quality & reliability
  • Superior efficiency
  • No need for external feed air receiver and feed air dryer
  • Suitable for operation at both desert and artic ambient conditions
  • External easily accessible tie-in points, but protected against eventual transport damage

Technical Specifications

  • Air-cooled after-cooler for incoming feed air
  • Cyclone separator or demister for bulk condensate removal from incoming feed air
  • Feed air filtration, including an activated carbon tower;
  • Moisture analyser;
  • Electrical feed air heater with thyristor capacity control
  • Automatic off-spec feed air blow-off
  • Set of hollow-fibre membrane modules
  • Nitrogen flow control
  • Residual oxygen analyser,
  • Thermal or coriolis nitrogen mass flow meter
  • Automatic off-spec nitrogen blow-off
  • Local pressure and temperature transmitters
  • PLC based control system with IP/Ethernet connection for fully automatic and unattended operation of the NPU on a 24/7 operating basis
  • Automatic purity adjustment between 7,0 and 0,5 vol.% of residual oxygen
  • Room oxygen analyser and smoke detector with external visual and acoustic alarm
  • Thermostatically controlled room heater / forced ventilation with intake filters and automatic louvers
  • Externally accessible junction box for central power supply
  • External flanged tie-in points for feed air supply and nitrogen discharge
  • All pressure vessels designed and certified to EN 13445 and 97/23/CE (PED)

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