Membrane and Water Treatment

Volume 1, Number 4, 2010, pages 253-271

DOI: 10.12989/mwt.2010.1.4.253

Modeling of flux enhancement in presence of concentration polarization by pressure pulsation during laminar cross flow ultrafiltration

Kamal Kumar and Sirshendu De

Abstract

A theoretical study for the flux enhancement by pulsation of transmembrane pressure is presented for osmotic pressure controlled ultrafiltration under laminar flow regime. The transient velocity profile is solved analytically using Green

Key Words

pulsatile flow; osmotic pressure controlling; ultrafiltration; permeate flux; retention.

Address

Department of Chemical Engineering, Indian Institute of Technology, Kharagpur, Kharagpur - 721 302, India