JPS6363199U - - Google Patents

Info

Publication number
JPS6363199U
JPS6363199U JP1986153151U JP15315186U JPS6363199U JP S6363199 U JPS6363199 U JP S6363199U JP 1986153151 U JP1986153151 U JP 1986153151U JP 15315186 U JP15315186 U JP 15315186U JP S6363199 U JPS6363199 U JP S6363199U
Authority
JP
Japan
Prior art keywords
treatment device
biological treatment
membrane
organic wastewater
concentrated liquid
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
JP1986153151U
Other languages
Japanese (ja)
Other versions
JPH0614875Y2 (en
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 filed Critical
Priority to JP1986153151U priority Critical patent/JPH0614875Y2/en
Publication of JPS6363199U publication Critical patent/JPS6363199U/ja
Application granted granted Critical
Publication of JPH0614875Y2 publication Critical patent/JPH0614875Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

  • Separation Using Semi-Permeable Membranes (AREA)
  • Activated Sludge Processes (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す構成説明図、
第２図は本考案における間欠的薬注による時間と
凝集液の溶解性ＣＯＤ濃度との関係を示す模式図
で、第３図は従来例を示す構成説明図である。 １……有機性廃水、２……生物処理装置、３…
…処理液、４……膜分離装置、５……膜透過水、
６……濃縮液、７……返送汚泥、８……余剰汚泥
、９……固液分離装置、１０……脱水ケーキ、１
１……分離水、１２……脱水助剤、２１……無機
凝集剤、２２……薬注制御装置。 FIG. 1 is a configuration explanatory diagram showing an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the relationship between the time and the soluble COD concentration of the flocculating liquid due to intermittent drug injection in the present invention, and FIG. 3 is a diagram illustrating the configuration of a conventional example. 1...Organic wastewater, 2...Biological treatment equipment, 3...
...Treatment liquid, 4...Membrane separation device, 5...Membrane permeated water,
6...Concentrated liquid, 7...Return sludge, 8...Excess sludge, 9...Solid-liquid separation device, 10...Dehydrated cake, 1
1... Separated water, 12... Dehydration aid, 21... Inorganic flocculant, 22... Chemical injection control device.

Claims (1)

【実用新案登録請求の範囲】 (1) 有機性廃水を生物処理する生物処理装置と
、該生物処理装置から流出する処理液を導入して
濃縮液と膜透過水とに分離する膜分離装置を設け
、該膜分離装置で分離された濃縮液の一部を前記
生物処理装置に返送する径路を備え、更に前記生
物処理装置から流出する処理液もしくは前記膜分
離装置で分離された濃縮液に無機凝集剤を間欠的
に注入するための薬注制御装置を配備したことを
特徴とする有機性廃水の処理装置。 (2) 前記薬注制御装置が、前記膜透過水中の溶
解性有機物が所定値に達した時点で注入を開始す
る様に制御されるものである特許請求の範囲第１
項記載の有機性廃水の処理装置。[Claims for Utility Model Registration] (1) A biological treatment device that biologically treats organic wastewater, and a membrane separation device that introduces a treatment liquid flowing out from the biological treatment device and separates it into a concentrated liquid and membrane permeated water. and a path for returning a part of the concentrated liquid separated by the membrane separation device to the biological treatment device, and further includes a path for returning a part of the concentrated liquid separated by the membrane separation device to the biological treatment device, and further includes an inorganic An organic wastewater treatment device characterized by being equipped with a chemical injection control device for intermittently injecting a coagulant. (2) Claim 1, wherein the chemical injection control device is controlled so as to start injection when the amount of soluble organic matter in the membrane-permeated water reaches a predetermined value.
Organic wastewater treatment equipment as described in Section 1.
JP1986153151U 1986-10-07 1986-10-07 Organic wastewater treatment equipment Expired - Lifetime JPH0614875Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986153151U JPH0614875Y2 (en) 1986-10-07 1986-10-07 Organic wastewater treatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986153151U JPH0614875Y2 (en) 1986-10-07 1986-10-07 Organic wastewater treatment equipment

Publications (2)

Publication Number Publication Date
JPS6363199U true JPS6363199U (en) 1988-04-26
JPH0614875Y2 JPH0614875Y2 (en) 1994-04-20

Family

ID=31071782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986153151U Expired - Lifetime JPH0614875Y2 (en) 1986-10-07 1986-10-07 Organic wastewater treatment equipment

Country Status (1)

Country Link
JP (1) JPH0614875Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010012362A (en) * 2006-10-05 2010-01-21 Ngk Insulators Ltd Method of treating organic drainage

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5120775A (en) * 1974-07-22 1976-02-19 Ebara Infilco Jukiseihaiekino shorihoho
JPS60183084A (en) * 1984-03-01 1985-09-18 Eiichi Saito Treatment of eutrophic sewage

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5120775A (en) * 1974-07-22 1976-02-19 Ebara Infilco Jukiseihaiekino shorihoho
JPS60183084A (en) * 1984-03-01 1985-09-18 Eiichi Saito Treatment of eutrophic sewage

Also Published As

Publication number Publication date
JPH0614875Y2 (en) 1994-04-20

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