Numerical simulation on separation of carbon dioxide from nitrogen by hollow fiber membrane of poly(ethersulfone)

0.0 0.5 1.0 1.5 2.0 Membrane length (m) Permeate mole fractions (yCO ) Reject mole fractions (XCO2) Permeate flow rate (V*) Reject flow rate (L*) Feed pressure (γ1) Fig. 4. Variables vs. membrane length: CO2 concentration in a feed, 40%; pressure of feed, 8 atm; pressure of permeate, 0.01 atm; flow rate, 1000 m3/day; number of fiber, 400,000; temperature, 25oC.