公开(公告)号：EP3552682A1

公开(公告)日：2019-10-16

申请号：EP17881972.8

申请日：2017-11-29

申请人： Coway Co., Ltd.

发明人： KANG, Dae-Sik ,  LEE, Byoung-Phil ,  MOON, Hyoung-Min ,  KANG, Sang-Hyeon ,  LEE, Dong-Hun

IPC分类号： B01D37/04 ,  B01D35/157 ,  C02F1/44 ,  B01D61/02 ,  C02F1/00

摘要： According to one embodiment of the present invention, a water purifier can comprise: a filter unit for generating purified water by filtering influent water; a TDS measurement unit provided on the front end of the filter unit so as to measure the TDS of water flowing into the filter unit; a first flow rate measurement unit provided on the front end of the filter unit so as to measure the flow rate of the water flowing into the filter unit; a second flow rate measurement unit provided on the rear end of the filter unit so as to measure the flow rate of the purified water discharged from the filter unit; a concentrated water flow rate adjustment valve for adjusting the flow rate of concentrated water discharged from the filter unit; and a control unit for controlling an opening degree of the concentrated water flow rate adjustment valve on the basis of a measurement value received from at least one of the TDS measurement unit, the first flow rate measurement unit, and the second flow rate measurement unit.