Exhaust Gas Economizer
high
Recovers waste heat from main engine exhaust for steam generation
8000h
Service Interval
25 yr
Typical Lifetime
Typical Manufacturers
Aalborg
Kangrim
Usui
Known Models (3)
Aalborg AV-6N
1500 kg/h steam
· Exhaust gas / Steam
Common Failures:
- • Soot fire (most dangerous!)
- • Tube leakage from corrosion
- • Soot accumulation
- • Water hammer
Service: CRITICAL: soot-blow regularly; never let water level drop below minimum.
Spares: Aalborg: Brennerdüsen-Satz, Photoauge und Dichtungen an Bord vorhalten. Lead time: 3-8 Wochen für Rohre.
Kangrim KGE-200
1200 kg/h steam
· Exhaust gas / Steam
Common Failures:
- • Soot fire risk
- • Fin tube erosion
- • Bypass damper malfunction
Service: Monitor exhaust gas temp differential; soot-blow every watch.
Spares: Kangrim: Brennerdüsen-Satz, Photoauge und Dichtungen an Bord vorhalten. Lead time: 3-8 Wochen für Rohre.
Usui UVG-300
1000 kg/h steam
· Exhaust gas / Steam
Common Failures:
- • Soot fire
- • Tube fin damage
- • Condensation corrosion at low load
Service: Japanese manufacturer; avoid prolonged low-load operation.
Spares: Usui: Brennerdüsen-Satz, Photoauge und Dichtungen an Bord vorhalten. Lead time: 3-8 Wochen für Rohre.