Title:
WATER-QUALITY CONTROL DEVICE AND WATER-QUALITY CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/030028
Kind Code:
A1
Abstract:
A water-quality control device 5 that controls the water quality of water flowing in a water pipeline and that is provided with: a first determination unit 51 that, on the basis of measurement results from a turbidimeter that measures the turbidity of the water, from a colorimeter that measures the color of the water, and from a residual chlorine concentration meter that measures the residual chlorine concentration of the water, determines whether the water pipeline needs to be drained; and a second determination unit 52 that, when the water pipeline is drained, controls the amount of drainage such that the turbidity of the water does not exceed a threshold value.
Inventors:
HATANAKA SATOSHI (JP)
Application Number:
PCT/JP2016/073153
Publication Date:
February 23, 2017
Filing Date:
August 05, 2016
Export Citation:
Assignee:
SUMIJU ENV ENG CO LTD (JP)
International Classes:
C02F1/00; E03B1/00
Foreign References:
| JP2012237156A | 2012-12-06 | |||
| JP2000084537A | 2000-03-28 | |||
| JPH07284754A | 1995-10-31 | |||
| JPH06320166A | 1994-11-22 | |||
| JP2003305454A | 2003-10-28 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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