Dear Pat, your questions answer: 1- Centrifugal pump; 2- three stages RO, first stage dp: 1.3 bar; 2nd stage dp: 0.8 bar; 3rd stage dp: 0.7 bar; 3-The module array is the same 4- There is no additional membrane or vessel, operation conditions are same as design. 5- At concentrate side we have globe valve to adjust the pressure 6- We don't get more than design flow (permeate) by higher pressure 7- Pump is horizontal, multi stages.
Published by Ali Salmani, Process Engineer
Dear Pat, your questions answer: 1- Centrifugal pump; 2- three stages RO, first stage dp: 1.3 bar; 2nd stage dp: 0.8 bar; 3rd stage dp: 0.7 bar; 3-The module array is the same 4- There is no additional membrane or vessel, operation conditions are same as design. 5- At concentrate side we have globe valve to adjust the pressure 6- We don't get more than design flow (permeate) by higher pressure 7- Pump is horizontal, multi stages.