JPS52118947A - Control device for treating activated sludge water - Google Patents

Control device for treating activated sludge water

Info

Publication number
JPS52118947A
JPS52118947A JP3447076A JP3447076A JPS52118947A JP S52118947 A JPS52118947 A JP S52118947A JP 3447076 A JP3447076 A JP 3447076A JP 3447076 A JP3447076 A JP 3447076A JP S52118947 A JPS52118947 A JP S52118947A
Authority
JP
Japan
Prior art keywords
control device
activated sludge
sludge water
treating activated
sludge
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP3447076A
Other languages
Japanese (ja)
Other versions
JPS5645673B2 (en
Inventor
Yoshiki Ikeda
Kazuo Tsutsui
Masahiko Kashiwagi
Shunsuke Nokita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3447076A priority Critical patent/JPS52118947A/en
Publication of JPS52118947A publication Critical patent/JPS52118947A/en
Publication of JPS5645673B2 publication Critical patent/JPS5645673B2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Activated Sludge Processes (AREA)

Abstract

PURPOSE: To stabilize quality of treated water by controlling a present sludge concentration (MLSS) according to a difference between a sludge breeding quantity and a drawn sludge quantity.
COPYRIGHT: (C)1977,JPO&Japio
JP3447076A 1976-03-31 1976-03-31 Control device for treating activated sludge water Granted JPS52118947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3447076A JPS52118947A (en) 1976-03-31 1976-03-31 Control device for treating activated sludge water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3447076A JPS52118947A (en) 1976-03-31 1976-03-31 Control device for treating activated sludge water

Publications (2)

Publication Number Publication Date
JPS52118947A true JPS52118947A (en) 1977-10-05
JPS5645673B2 JPS5645673B2 (en) 1981-10-28

Family

ID=12415128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3447076A Granted JPS52118947A (en) 1976-03-31 1976-03-31 Control device for treating activated sludge water

Country Status (1)

Country Link
JP (1) JPS52118947A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54127154A (en) * 1978-03-27 1979-10-02 Meidensha Electric Mfg Co Ltd Automatic control system for activated sludge process
JPS54127153A (en) * 1978-03-27 1979-10-02 Meidensha Electric Mfg Co Ltd Automatic control system for activated sludge process
JP2007069182A (en) * 2005-09-09 2007-03-22 Kurita Water Ind Ltd Operational control method of waste water treatment plant

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54127154A (en) * 1978-03-27 1979-10-02 Meidensha Electric Mfg Co Ltd Automatic control system for activated sludge process
JPS54127153A (en) * 1978-03-27 1979-10-02 Meidensha Electric Mfg Co Ltd Automatic control system for activated sludge process
JPS5720873B2 (en) * 1978-03-27 1982-05-01
JPS5728316B2 (en) * 1978-03-27 1982-06-16
JP2007069182A (en) * 2005-09-09 2007-03-22 Kurita Water Ind Ltd Operational control method of waste water treatment plant

Also Published As

Publication number Publication date
JPS5645673B2 (en) 1981-10-28

Similar Documents

Publication Publication Date Title
JPS5214074A (en) Method and device to automatically measure the indicator of amount of activated sludge
JPS5220659A (en) Treatment method of waste water by upward flow filtration
JPS52118947A (en) Control device for treating activated sludge water
JPS5346165A (en) Monitor-controller for active-sludge dirty-water treating device
JPS539058A (en) Process for controlling water quality in sewage treating process
JPS5393653A (en) Apparatus for controlling quantity of chemicals used in treatment of filthy mud
JPS53148151A (en) Coagulation-sedimentation device
JPS51113361A (en) Foul water cleaning apparatus
JPS51138060A (en) Treating method of waste containing branched polyvalent alcohols
JPS521957A (en) Process and apparatus for treating sewage water
JPS5342454A (en) Device for controlling active sludge water treating process
JPS5341065A (en) Turbidity controller for sewage treating process
JPS51141473A (en) Method of treating sewage in combined system of sewage treating plant
JPS5246660A (en) Apparatus for treating water
JPS5319677A (en) Constant dissolved oxygen concentration controller
JPS53132171A (en) Process for wastewater treatment
JPS5370546A (en) Method of treating waste water duffused from solid waste
JPS539059A (en) Process for controlling sludge concentration in sewage treating process
JPS51120047A (en) Apparatus for treating sewage
JPS5364954A (en) Apparatus for treating waste liquid
JPS51139166A (en) Circuit for controlling the level of a waste water in a treating appar aus
JPS5254074A (en) Method of assimilating polyvinyl alcohol
JPS5271864A (en) Process for treating waste water by use of the sprinkling filter bed s ystem
JPS522055A (en) Method of treating sludge
JPS52126941A (en) Method and apparatus for controlling excessive sludge amount