CSMCRI experience with reverse osmosis membranes and desalination: case studies Original Research Article

Described herein is a case study of long-term reverse osmosis plant operation based on TFC membrane technology developed by CSMCRI, Bhavnagar, India. The plant supplies safe drinking water containing 175 ppm to the population of the Kasari village. The plant provides 2000 L/h desalinated water containing 175 ppm salts, which is desalinated from 1800 ppm. saline water at 200 psi operating pressure. A rapid decline of product rate was observed in the initial 4 months of operation; however, the product rate and salt rejection have remained steady after the 4 months till the reporting period.