Flash Evaporator
medium
Flash-type freshwater generators (multi-stage flash evaporation)
Known Models (2)
Sasakura AFGU
10-60 t/day FW
· Seawater → Freshwater
· Flash Evaporator
medium: Seawater → Freshwater
type: Flash Evaporator
Common Failures:
- • Scale formation on heat exchangers
- • Ejector nozzle erosion
- • Brine pump failure
- • Salinity sensor drift
Service: Japanese standard FWG on many Asian-built vessels. Acid cleaning every 6 months. Monitor brine density.
Spares: Sasakura: Einspritzdüsen und Ölfilter an Bord vorhalten. Lead time: 1-4 Wochen.
Sasakura HSFU
15-45 t/day FW
· Seawater → Freshwater
· Multi-Source Evaporator
medium: Seawater → Freshwater
type: Multi-Source Evaporator
Common Failures:
- • Heat exchanger scaling
- • Vacuum pump failure
- • Brine overflow
- • Temperature control malfunction
Service: Flexible heat source selection. Optimize for available waste heat. Regular descaling essential.
Spares: Sasakura: Einspritzdüsen und Ölfilter an Bord vorhalten. Lead time: 1-4 Wochen.