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Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
Seal Zone
StartStart
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
0 bar0 bar
0 flow0 flow0 bar0 bar
0 flow0 flow0 bar0 bar
0 flow0 flow2 bar2 bar
0 flow0 flow0 bar0 bar 0 flow0 flow
0 bar0 bar
0 flow0 flow
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Step 1: Start seawater supply or fresh water flush.Step 1: Start seawater supply or fresh water flush.
SW PumpSW Pump
StartStart
FlushFlush
End View
Seal zone
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
Seawater PumpSeawater Pump
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Step 2: Set PX LP flow rate and start PX booster pump.Step 2: Set PX LP flow rate and start PX booster pump.
58.8 flow58.8 flow
StartStart
BoosterBooster
End View
Seal zone
LPLPLPLP
LPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StartStart
BoosterBooster
Step 2: Set PX LP flow rate and start PX booster pump.Step 2: Set PX LP flow rate and start PX booster pump.
End View
Seal zone
LPLPLPLP
LPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StartStart
BoosterBooster
Step 2: Set PX LP flow rate and start PX booster pump.Step 2: Set PX LP flow rate and start PX booster pump.
Seal zone
End View
LPLP
LPLPLPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StartStart
BoosterBooster
StopStop
SW PumpSW Pump
Step 2: Set PX LP flow rate and start PX booster pump.Step 2: Set PX LP flow rate and start PX booster pump.
End View
Seal zone
LPLPLPLP
LPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StartStart
BoosterBooster
StopStop
SW PumpSW Pump
Step 2: Set PX LP flow rate and start PX booster pump.Step 2: Set PX LP flow rate and start PX booster pump.
End View
Seal zone
LPLPLPLP
LPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StartStart
BoosterBooster
StopStop
SW PumpSW Pump
Step 2: Set PX LP flow rate and start PX booster pump.Step 2: Set PX LP flow rate and start PX booster pump.
Seal zone
End View
LPLP
LPLPLPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump
58.8 flow58.8 flow2 bar2 bar
58.8 flow58.8 flow1 bar1 bar
58.8 flow58.8 flow0 bar0 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Step 3: Set PX booster flow rate and start main HP pump.Step 3: Set PX booster flow rate and start main HP pump.
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StopStop
BoosterBooster
StartStart
HP PumpHP Pump
End View
Seal zone
LPLPLPLP
LPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
58.8 flow58.8 flow2 bar2 bar
58.8 flow58.8 flow1 bar1 bar
58.8 flow58.8 flow0 bar0 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Main High PressureMain High PressurePumpPump
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StopStop
BoosterBooster
StartStart
HP PumpHP Pump
Step 3: Set PX booster flow rate and start main HP pump.Step 3: Set PX booster flow rate and start main HP pump.
End View
Seal zone
LPLPLPLP
LPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
58.8 flow58.8 flow2 bar2 bar
58.8 flow58.8 flow1 bar1 bar
58.8 flow58.8 flow0 bar0 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Main High PressureMain High PressurePumpPump
Seawater PumpSeawater Pump
58.8 flow58.8 flow
StopStop
BoosterBooster
StartStart
HP PumpHP Pump
Step 3: Set PX booster flow rate and start main HP pump.Step 3: Set PX booster flow rate and start main HP pump.
Seal zone
End View
LPLP
LPLPLPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
100 flow100 flow69 bar69 bar
60 flow60 flow67 bar67 bar
41.2 flow41.2 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar
Permeate Permeate 40 flow 40 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
Shutdown Sequence: Stop main HP pump, stop PX booster, stop seawater pump.Shutdown Sequence: Stop main HP pump, stop PX booster, stop seawater pump.
PX BoosterPX BoosterPumpPump
FMFM58.8 flow58.8 flow66 bar66 bar
PX Rotor
FMFM
60 flow60 flow1 bar1 bar
Low PressureLow PressureBrineBrine
VVFFDD
Main High PressureMain High PressurePumpPump
Seawater PumpSeawater Pump
100 flow100 flow
StopStop
HP PumpHP Pump
End View
Seal zone
HPHPHPHP
HPHP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
100 flow100 flow69 bar69 bar
60 flow60 flow67 bar67 bar
58.8 flow58.8 flow2 bar2 bar
Permeate Permeate 40 flow40 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
PX BoosterPX BoosterPumpPump
FMFM58.8 flow58.8 flow66 bar66 bar
PX Rotor
41.2 flow41.2 flow2 bar2 bar
FMFM
PX Low Pressure inletPX Low Pressure inlet
60 flow60 flow1 bar1 bar
Low PressureLow PressureBrineBrine
VVFFDD
Main High PressureMain High PressurePumpPump
Seawater PumpSeawater Pump
100 flow100 flow
StopStop
HP PumpHP Pump
Shutdown Sequence: Stop main HP pump, stop PX booster, stop seawater pump.Shutdown Sequence: Stop main HP pump, stop PX booster, stop seawater pump.
End View
Seal zone
HPHPHPHP
HPHP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
PX BoosterPX BoosterPumpPump
100 flow100 flow69 bar69 bar
60 flow60 flow67 bar67 bar
58.8 flow58.8 flow66 bar66 bar
58.8 flow58.8 flow2 bar2 bar
Permeate Permeate 40 flow40 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
FMFM
PX Rotor
41.2 flow41.2 flow2 bar2 bar
FMFM
PX Low Pressure inletPX Low Pressure inlet
60 flow60 flow1 bar1 bar
Low PressureLow PressureBrineBrine
VVFFDD
Main High PressureMain High PressurePumpPump
Seawater PumpSeawater Pump
100 flow100 flow
StopStop
HP PumpHP Pump
Shutdown Sequence: Stop main HP pump, stop PX booster, stop seawater pump.Shutdown Sequence: Stop main HP pump, stop PX booster, stop seawater pump.
Seal zone
End View
HPHP
HPHPHPHP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
FWF Step 2: Start PX booster pump.FWF Step 2: Start PX booster pump.
58.8 flow58.8 flow
StartStart
BoosterBooster
FWF PumpFWF Pump
End ViewEnd View
Seal zoneSeal zone
LPLPLPLP
LPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
FWF Step 2: Start PX booster pump.FWF Step 2: Start PX booster pump.
58.8 flow58.8 flow
StartStart
BoosterBooster
FWF PumpFWF Pump
End View
Seal zone
LPLP LPLP
LPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
FWF Step 2: Start PX booster pump.FWF Step 2: Start PX booster pump.
FWF PumpFWF Pump
58.8 flow58.8 flow
StartStart
BoosterBooster
Seal zone
End View
LPLP
LPLPLPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 58.8 flow58.8 flow
2 bar2 bar
58.8 flow58.8 flow1 bar1 bar
58.8 flow58.8 flow0 bar0 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
FWF Shutdown: Stop pumps and secure system.FWF Shutdown: Stop pumps and secure system.
StopStop
FlushFlush
58.8 flow58.8 flowEnd View
Seal zone
LPLPLPLP
LPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 58.8 flow58.8 flow
2 bar2 bar
58.8 flow58.8 flow1 bar1 bar
58.8 flow58.8 flow0 bar0 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
FWF Shutdown: Stop pumps and secure system.FWF Shutdown: Stop pumps and secure system.
StopStop
FlushFlush
58.8 flow58.8 flowEnd View
Seal zone
LPLP LPLP
LPLP
LPLPLPLPLPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
PX Rotor RotationPX Rotor Rotation
Seal Zone
PX Rotor RotationPX Rotor Rotation
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 58.8 flow58.8 flow
2 bar2 bar
58.8 flow58.8 flow1 bar1 bar
58.8 flow58.8 flow0 bar0 bar
0 flow0 flow2 bar2 bar
58.8 flow58.8 flow2 bar2 bar 58.8 flow58.8 flow
1 bar1 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
FWF Shutdown: Stop pumps and secure system.FWF Shutdown: Stop pumps and secure system.
StopStop
FlushFlush
58.8 flow58.8 flow
Seal zone
End View
LPLP
LPLP LPLP
LPLPLPLP
LPLP
Seal Zone
PX High Pressure OutletPX High Pressure Outlet
PX Low Pressure inletPX Low Pressure inlet
Seal Zone
Low PressureLow PressureBrineBrine
PX BoosterPX BoosterPumpPump
Main High PressureMain High PressurePumpPump 0 flow0 flow
0 bar0 bar
0 flow0 flow0 bar0 bar
0 flow0 flow0 bar0 bar
0 flow0 flow0 bar0 bar
0 flow0 flow0 bar0 bar 0 flow0 flow
0 bar0 bar
PermeatePermeate0 flow0 flow
PX High Pressure InletPX High Pressure Inlet
PX Low pressure OutletPX Low pressure Outlet
VVFFDD
FMFM
FMFM
PX Rotor
Seal zone
End View
Step 1: Start seawater supply pump.Step 1: Start seawater supply pump.
StartStart
0 flow0 flow
SW PumpSW Pump
Seawater PumpSeawater Pump
