SG11201400951VA - Chemical injection control method and chemical injection controller - Google Patents

Chemical injection control method and chemical injection controller

Info

Publication number
SG11201400951VA
SG11201400951VA SG11201400951VA SG11201400951VA SG11201400951VA SG 11201400951V A SG11201400951V A SG 11201400951VA SG 11201400951V A SG11201400951V A SG 11201400951VA SG 11201400951V A SG11201400951V A SG 11201400951VA SG 11201400951V A SG11201400951V A SG 11201400951VA
Authority
SG
Singapore
Prior art keywords
chemical injection
control method
controller
injection control
injection controller
Prior art date
Application number
SG11201400951VA
Inventor
Takahiro Konishi
Shinji Okubo
Kei Hattori
Yutaka Gojo
Original Assignee
Asahi Kasei Chemicals Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kasei Chemicals Corp filed Critical Asahi Kasei Chemicals Corp
Publication of SG11201400951VA publication Critical patent/SG11201400951VA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5209—Regulation methods for flocculation or precipitation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/001—Upstream control, i.e. monitoring for predictive control
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C02F2209/006—Processes using a programmable logic controller [PLC] comprising a software program or a logic diagram
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/02—Temperature
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/07—Alkalinity
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/11—Turbidity
SG11201400951VA 2011-10-28 2012-10-24 Chemical injection control method and chemical injection controller SG11201400951VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011236741A JP5840456B2 (en) 2011-10-28 2011-10-28 Chemical injection control method and chemical injection control device
PCT/JP2012/077473 WO2013062003A1 (en) 2011-10-28 2012-10-24 Chemical injection control method and chemical injection controller

Publications (1)

Publication Number Publication Date
SG11201400951VA true SG11201400951VA (en) 2014-08-28

Family

ID=48167830

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201400951VA SG11201400951VA (en) 2011-10-28 2012-10-24 Chemical injection control method and chemical injection controller

Country Status (10)

Country Link
US (1) US9517954B2 (en)
EP (1) EP2772467A4 (en)
JP (1) JP5840456B2 (en)
KR (1) KR101684035B1 (en)
CN (1) CN103889900A (en)
AU (1) AU2012330493A1 (en)
CA (1) CA2850099A1 (en)
IN (1) IN2014MN00872A (en)
SG (1) SG11201400951VA (en)
WO (1) WO2013062003A1 (en)

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US9341058B2 (en) * 2013-03-14 2016-05-17 Ecolab Usa Inc. Monitoring produced water
US20170305758A1 (en) * 2014-09-11 2017-10-26 Mitsubishi Heavy Industries, Ltd. Water treatment apparatus and water treatment method
JP6632498B2 (en) * 2016-09-09 2020-01-22 株式会社日立プラントサービス Water treatment system and water treatment method
KR101838172B1 (en) * 2016-09-12 2018-03-13 두산중공업 주식회사 Apparatus and method for determining chemical input
JP6069570B1 (en) * 2016-09-14 2017-02-01 環境電子株式会社 Automatic water quality monitoring device
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JP6330085B1 (en) * 2017-06-15 2018-05-23 株式会社ヤマト Setting method of coagulant injection rate
JP6848726B2 (en) * 2017-06-30 2021-03-24 王子ホールディングス株式会社 Water treatment equipment and water treatment method
WO2019107552A1 (en) * 2017-12-01 2019-06-06 三菱重工業株式会社 Chemical feed control device, water treatment system, chemical feed control method, and program
JP6982759B2 (en) * 2018-02-13 2021-12-17 三菱重工パワー環境ソリューション株式会社 Water treatment system
JP7086658B2 (en) * 2018-03-19 2022-06-20 東芝インフラシステムズ株式会社 Water treatment system and water treatment method
JP6977953B2 (en) * 2018-03-22 2021-12-08 住友重機械エンバイロメント株式会社 Water quality condition determination device
FR3083868B1 (en) 2018-07-13 2020-07-17 Suez Groupe METHOD FOR DETERMINING A COAGULANT DOSE FOR THE TREATMENT OF RAW WATER
KR20210089211A (en) * 2018-11-14 2021-07-15 케미라 오와이제이 Measurement and Control of Organic Matter in Wastewater Streams
KR102012888B1 (en) * 2019-01-24 2019-08-21 (주)하나엔텍 Water clutch system of pool
JP7258606B2 (en) * 2019-03-06 2023-04-17 株式会社東芝 Control device, control method and computer program
JP6609391B1 (en) * 2019-03-20 2019-11-20 株式会社 日立産業制御ソリューションズ Prediction model creation device, prediction model creation method, and prediction model creation program
JP7303101B2 (en) * 2019-12-23 2023-07-04 株式会社クボタ Model generation device, estimation device, model generation method and estimation method
JP7003165B2 (en) * 2020-01-15 2022-01-20 株式会社東芝 Coagulation treatment system, coagulation treatment method, computer program and coagulation treatment control device
JP7030924B1 (en) 2020-10-02 2022-03-07 菅機械工業株式会社 Automatic jar test device and turbid water treatment method using it
FI20216014A1 (en) * 2021-09-30 2023-03-31 Kemira Oyj A method and apparatus for water treatment
CN114956294B (en) * 2022-06-14 2024-02-09 山东新日电气设备有限公司 Intelligent dosing system and method based on artificial neural network
KR102592025B1 (en) * 2023-04-21 2023-10-20 주식회사 가람 An automatic control method for treatment of wastewater with heavy metal

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Also Published As

Publication number Publication date
KR20140053344A (en) 2014-05-07
KR101684035B1 (en) 2016-12-07
WO2013062003A1 (en) 2013-05-02
JP2013094686A (en) 2013-05-20
IN2014MN00872A (en) 2015-04-17
US9517954B2 (en) 2016-12-13
CN103889900A (en) 2014-06-25
JP5840456B2 (en) 2016-01-06
US20140277746A1 (en) 2014-09-18
EP2772467A1 (en) 2014-09-03
AU2012330493A1 (en) 2014-06-12
EP2772467A4 (en) 2015-07-08
CA2850099A1 (en) 2013-05-02

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