Water treatment method and water treatment system of circulating water system

摘要

PROBLEM TO BE SOLVED: To provide a water treatment method and water treatment system capable of dealing with any time the operating condition of a circulating water system and the water quality thereof.;SOLUTION: The water treatment system is characterized by being provided with a slime preventive agent adding means for adding a slime preventive agent to the circulating water system, a potential measuring means for measuring the spontaneous potential of the water system, and a control section for controlling the slime preventive agent adding means in such a manner that the spontaneous potential measured by the potential measuring value does not exceed the potential threshold preset in accordance with this when the slime preventive agent is added to the slime by the slime preventive agent adding means according to the slime deposition condition measured by the slime measuring means.;COPYRIGHT: (C)2004,JPO