| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a water treatment system and a water treatment method for preventing the deterioration of a separation membrane to enhance water quality. <P>SOLUTION: The water treatment system includes: a membrane separator 20; an electric deionized water making apparatus 100 wherein there are arranged a desalting chamber formed by filling the space, demarcated by a cation exchange membrane on one side and an anion exchange membrane on the other side, with an ion exchange material, and a concentration chambers provided on both sides of the desalting chamber through the cation exchange membrane or anion exchange membrane; and a cathode water adding means for adding at least a part of cathode water, having flowed through the cathode chamber of the electric deionized water making apparatus, to the water to be treated supplied to the membrane separator 20. <P>COPYRIGHT: (C)2010,JPO&INPIT |
