Nitrogen Generator
medium
2 / 2 models (Inspector)
Nitrogen generators for high-purity cargo tank inerting and purging
2 manufacturers · 2 models
Alfa Laval
1
Membrane N2 Generator
20-200 Nm³/h N2 @ 95-99%
· Air → Nitrogen
· Membrane N2 Generator
Medium
Air → Nitrogen
Type
Membrane N2 Generator
Common Failures & Inspection Points
- Membrane fiber degradation from oil/water
- Pre-filter failure
- Flow control valve malfunction
Service: Membrane N2 — lower purity than PSA but simpler. Oil-free air supply essential. Replace pre-filters regularly.
Spare Parts: Alfa Laval: Spezialteile per Hersteller. Lead time: 4-8 Wochen. Gasdetektions-Sensoren an Bord.
Parker (Domnick Hunter)
1
MAXIGAS Marine N2
50-500 Nm³/h N2
· Air → Nitrogen
· PSA Nitrogen Generator
Medium
Air → Nitrogen
Type
PSA Nitrogen Generator
Common Failures & Inspection Points
- Carbon molecular sieve degradation
- Switching valve failure
- O2 analyzer drift
- Air compressor fault
Service: PSA (Pressure Swing Adsorption). CMS replacement every 10-15 years. Monitor O2 purity continuously. Pre-filter maintenance critical.
Spare Parts: Parker (Domnick Hunter): Spezialteile per Hersteller. Lead time: 4-8 Wochen. Gasdetektions-Sensoren an Bord.