JPS5343956A - Control device for activated sludge water treatment works - Google Patents

Control device for activated sludge water treatment works

Info

Publication number
JPS5343956A
JPS5343956A JP11720576A JP11720576A JPS5343956A JP S5343956 A JPS5343956 A JP S5343956A JP 11720576 A JP11720576 A JP 11720576A JP 11720576 A JP11720576 A JP 11720576A JP S5343956 A JPS5343956 A JP S5343956A
Authority
JP
Japan
Prior art keywords
control device
water treatment
activated sludge
sludge water
treatment works
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
JP11720576A
Other languages
Japanese (ja)
Other versions
JPS5838236B2 (en
Inventor
Yoshiki Ikeda
Kazuo Tsutsui
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 JP51117205A priority Critical patent/JPS5838236B2/en
Publication of JPS5343956A publication Critical patent/JPS5343956A/en
Publication of JPS5838236B2 publication Critical patent/JPS5838236B2/en
Expired 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 maintain the concentration of suspended solids in the mixture liquid of an aeration tank accurately at target value by detecting the return concentration of a final sedimentation pond and by controlling the return sludge volume to the tank responsive to the concentration.
COPYRIGHT: (C)1978,JPO&Japio
JP51117205A 1976-10-01 1976-10-01 Control device for activated sludge water treatment equipment Expired JPS5838236B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51117205A JPS5838236B2 (en) 1976-10-01 1976-10-01 Control device for activated sludge water treatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51117205A JPS5838236B2 (en) 1976-10-01 1976-10-01 Control device for activated sludge water treatment equipment

Publications (2)

Publication Number Publication Date
JPS5343956A true JPS5343956A (en) 1978-04-20
JPS5838236B2 JPS5838236B2 (en) 1983-08-22

Family

ID=14705980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51117205A Expired JPS5838236B2 (en) 1976-10-01 1976-10-01 Control device for activated sludge water treatment equipment

Country Status (1)

Country Link
JP (1) JPS5838236B2 (en)

Also Published As

Publication number Publication date
JPS5838236B2 (en) 1983-08-22

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