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Patent Searching and Data


Title:
PURE WATER MANUFACTURING MANAGEMENT SYSTEM AND PURE WATER MANUFACTURING MANAGEMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2021/065191
Kind Code:
A1
Abstract:
Provided is a system that automates the manufacturing of pure water in which water quality is ensured. This pure water manufacturing management system comprises: a pure water manufacturing device; an analysis device that inspects water quality; a first valve provided to first piping connected to the outlet side of the manufacturing device, the first valve controlling the amount of pure water supplied to a storage tank; second piping that branches from the first piping and is connected to the analysis device; and a control device, the control device controlling the analysis device during supply of the pure water to the storage tank, repeatedly performing water quality inspection of the pure water flowing in through the second piping, opening the first valve when, as a result of the water quality inspection, the water quality of the pure water satisfies a prescribed standard, and closing the first valve when the water quality of the pure water does not satisfy the prescribed standard.

Inventors:
CHIYOMARU MASARU (JP)
MIKAWA HIROAKI (JP)
OKUZAKI YUICHI (JP)
Application Number:
PCT/JP2020/029829
Publication Date:
April 08, 2021
Filing Date:
August 04, 2020
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
C02F1/00; G01N33/18
Domestic Patent References:
WO2019106927A12019-06-06
Foreign References:
JP2010190681A2010-09-02
JP2003305454A2003-10-28
JPH06182323A1994-07-05
JPH0550057A1993-03-02
JPS4921837A1974-02-26
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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