REVERSE OSMOSIS MEMBRANE CLEANING METHOD AND REVERSE OSMOSIS MEMBRANE CLEANING APPARATUS

摘要

A reverse osmosis membrane cleaning apparatus (10) which is provided with: a membrane module (1) that comprises a reverse osmosis membrane; a cleaning water tank (11) that retains cleaning water; a heating unit (13) that heats the cleaning water supplied to the reverse osmosis membrane from the cleaning water tank (11); and a temperature control device (17) that controls the heating unit so that the cleaning water heated by the heating unit (13) is at more than 45°C but 60°C or less.