Flue Gas IG System
medium
Inert gas generators using boiler flue gas for cargo tank inerting
Known Models (2)
Alfa Laval (Smit) Smit Gas Inert Gas System
3000-15000 m³/h IG
· Flue Gas → Inert Gas
· Flue Gas IG System
medium: Flue Gas → Inert Gas
type: Flue Gas IG System
Common Failures:
- • Scrubber nozzle erosion
- • Deck seal water level loss
- • Blower bearing failure
- • O2 analyzer calibration drift
Service: SOLAS/MARPOL mandatory on tankers. O2 content <5% (target <3%). Test non-return valves monthly. Annual scrubber inspection.
Spares: Alfa Laval (Smit): Spezialteile per Hersteller. Lead time: 4-8 Wochen. Gasdetektions-Sensoren an Bord.
Wärtsilä (Hamworthy) Marine IG System
5000-25000 m³/h IG
· Flue Gas → Inert Gas
· Flue Gas IG System
medium: Flue Gas → Inert Gas
type: Flue Gas IG System
Common Failures:
- • Scrubber packing degradation
- • IG blower motor failure
- • Deck water seal level alarm
- • Gas regulating valve malfunction
Service: Hamworthy IG systems widely installed. Monthly non-return valve test. Annual scrubber internal inspection.
Spares: Wärtsilä (Hamworthy): Spezialteile per Hersteller. Lead time: 4-8 Wochen. Gasdetektions-Sensoren an Bord.