Potable water (total dissolved solids 250 ppm) can be obtained from seawater in a single stage design using high performance membranes Calculate the required membrane area, number of modules and energy consumption of a 1000 m day single stage seawater desalination plant In order to recover part of the energy consumption a water turbine is included as part of the process The data necessary for the calculation are as follows Permeate flow rate Pressure difference Flux Rejection Salt concentration Recovery Pump efficiency 1000 m day 55 bar 1 3 m m day (measured at 15 bar pressure difference, T 16 C and 1500 ppm NaCl) 99 5 35,000 ppm NaCl 0 3 0 65 0 75 Membrane area per module 3 m Turbine efficiency

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Potable water (total dissolved solids <250 ppm) can be obtained from seawater in a single stage design using high performance membranes. Calculate the required

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Potable water (total dissolved solids

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