RO calculator - quick start-up of the RO system

Use the RO calculator to calculate the operating parameters of your RO system and select the rotameter values in a few simple steps.

Request calculation

Step 1 Enter system parameters

Select model *

Select membrane *

Select permeate tank type *

Select membrane state *

Step 2 Enter feed water parameters

Pressure *

Temperature *

TDS *

Source type *

Step 3 Enter rotameter values

By changing the values of drain and recycle, you affect the system's performance and the quality of the
permeate. You can start the calculation with the middle-range values for each flow meter and adjust them based on the
results obtained.

Drain FLOW METER *

Recycle FLOW METER *

Calculate

Results

Feed water flow

m³/h

LPM

Permeate flow

m³/h

LPM

Permeate TDS

ppm

Recovery

%

Operational pressure

bar

Сomments:

The calculation is made for NaCl solution. The actual values may differ from the calculation results depending on the ionic composition of the source water and the state of the membrane elements.

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