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

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)