| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a water treatment system, in which chemicals can be properly supplied according to the operating condition of the system. <P>SOLUTION: This water treatment system includes a cooling tower 110, a circulating water line L110, a makeup water line L120, a scale preventive supplying means 134, an anticorrosive supplying means 135, an electric conductivity measuring means 133 for detecting an electric conductivity of circulating water W110, a blow-down executing means, a time measuring means, a blow-down control means for operating the blow-down executing means when a measured time by the time measuring means reaches a blow standby time, and a water quality control means for supplying the scale preventive and the anticorrosive by the amounts in proportion to a flow rate of the makeup water W120 when a level of concentration of the circulating water W110 does not reach a concentration level threshold value (i), and supplying the scale preventive and the anticorrosive regardless of the flow rate of the makeup water W120, when the level of concentration of the circulating water W110 reaches a predetermined concentration level threshold value (ii). <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
