Plate Evaporator
medium
Plate-type freshwater generators using engine waste heat
Known Models (3)
Alfa Laval AQUA D-type
5-40 t/day FW
· Seawater → Freshwater
· Plate Evaporator
medium: Seawater → Freshwater
type: Plate Evaporator
Common Failures:
- • Plate scaling (calcium/magnesium)
- • Ejector nozzle erosion
- • Vacuum loss
- • Salinity alarm from plate leak
Service: Operate below 2 ppm salinity. Chemical cleaning every 3-6 months. Do NOT operate in coastal waters (pollution).
Spares: Alfa Laval: Einspritzdüsen und Ölfilter an Bord vorhalten. Lead time: 1-4 Wochen.
Alfa Laval AQUA S-type
3-15 t/day FW
· Seawater → Freshwater
· Plate Evaporator Single-Stage
medium: Seawater → Freshwater
type: Plate Evaporator Single-Stage
Common Failures:
- • Scale buildup on plates
- • Ejector performance degradation
- • Vacuum leak at gaskets
Service: Smaller capacity variant. Same anti-scaling treatment required. Clean plates when output drops below 70%.
Spares: Alfa Laval: Einspritzdüsen und Ölfilter an Bord vorhalten. Lead time: 1-4 Wochen.
Wärtsilä Serck Como Plate Evaporator
5-25 t/day FW
· Seawater → Freshwater
· Plate Evaporator
medium: Seawater → Freshwater
type: Plate Evaporator
Common Failures:
- • Plate scaling
- • Ejector wear
- • Gasket deterioration
- • Condenser fouling
Service: Legacy Serck Como design. Spares now via Wärtsilä. Same scaling prevention as Alfa Laval units.
Spares: Wärtsilä Serck Como: Einspritzdüsen und Ölfilter an Bord vorhalten. Lead time: 1-4 Wochen.