JPS6328199U - - Google Patents

Info

Publication number
JPS6328199U
JPS6328199U JP1986119467U JP11946786U JPS6328199U JP S6328199 U JPS6328199 U JP S6328199U JP 1986119467 U JP1986119467 U JP 1986119467U JP 11946786 U JP11946786 U JP 11946786U JP S6328199 U JPS6328199 U JP S6328199U
Authority
JP
Japan
Prior art keywords
aeration device
tank
aeration
middle stage
installation width
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
JP1986119467U
Other languages
Japanese (ja)
Other versions
JPH0418720Y2 (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 JP1986119467U priority Critical patent/JPH0418720Y2/ja
Publication of JPS6328199U publication Critical patent/JPS6328199U/ja
Application granted granted Critical
Publication of JPH0418720Y2 publication Critical patent/JPH0418720Y2/ja
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

Description

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

第１図は本考案の中段散気式曝気装置の一実施
例を示す横断面図、第２図ａ〜ｃは、それぞれ実
験に使用した散気装置の槽内の設置状況を示す説
明図、第３図は本考案の曝気装置における空気吹
込率と槽底面流速との関係を示すグラフ、第４図
は同じく空気吹込率と酸素移動効率との関係を示
すグラフ、第５図は同じく散気板の設置幅比と平
均底面流速との関係を示すグラフ、第６図は同じ
く散気板の設置幅比と酸素移動効率との関係を示
すグラフ、第７図および第８図は従来の曝気槽の
一例を示す横断面図である。 １……曝気槽、２……散気装置、３……底盤、
４……槽壁。 FIG. 1 is a cross-sectional view showing one embodiment of the middle stage aeration system of the present invention, and FIGS. 2 a to c are explanatory diagrams showing the installation situation in the tank of the aeration system used in the experiment, respectively. Figure 3 is a graph showing the relationship between air blowing rate and tank bottom flow velocity in the aeration device of the present invention, Figure 4 is a graph showing the relationship between air blowing rate and oxygen transfer efficiency, and Figure 5 is also a graph showing the relationship between air blowing rate and oxygen transfer efficiency. A graph showing the relationship between the installation width ratio of the plate and the average bottom flow velocity, Figure 6 is a graph showing the relationship between the installation width ratio of the diffuser plate and the oxygen transfer efficiency, and Figures 7 and 8 are for conventional aeration. It is a cross-sectional view showing an example of a tank. 1...Aeration tank, 2...Aeration device, 3...Bottom plate,
4...tank wall.

Claims (1)

【実用新案登録請求の範囲】 １ 曝気槽の底盤から０．５〜２ｍの位置に、設
置幅比（散気装置設置幅／槽幅）が０．５〜０．
８となるよう散気装置を設けたことを特徴とする
中段散気式曝気装置。 ２ 前記散気装置から水面までが６ｍ以下である
実用新案登録請求の範囲第１項記載の中段散気式
曝気装置。[Scope of claim for utility model registration] 1. At a position of 0.5 to 2 m from the bottom of the aeration tank, the installation width ratio (aeration device installation width/tank width) is 0.5 to 0.
8. A middle stage diffuser type aeration device, characterized in that a diffuser is provided so that the air density is 8. 2. The middle stage diffuser type aeration device according to claim 1, wherein the distance from the aeration device to the water surface is 6 m or less.
JP1986119467U 1986-08-05 1986-08-05 Expired JPH0418720Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986119467U JPH0418720Y2 (en) 1986-08-05 1986-08-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986119467U JPH0418720Y2 (en) 1986-08-05 1986-08-05

Publications (2)

Publication Number Publication Date
JPS6328199U true JPS6328199U (en) 1988-02-24
JPH0418720Y2 JPH0418720Y2 (en) 1992-04-27

Family

ID=31006868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986119467U Expired JPH0418720Y2 (en) 1986-08-05 1986-08-05

Country Status (1)

Country Link
JP (1) JPH0418720Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06346805A (en) * 1993-06-04 1994-12-20 Mitsuo Watanabe Fuel energy saving device
JP3023699U (en) * 1995-10-12 1996-04-23 英明 牧田 Harmful exhaust gas reduction device for internal combustion engine or boiler
JP3023698U (en) * 1995-10-12 1996-04-23 英明 牧田 Boiler toxic emission reduction device
JP2009072785A (en) * 2008-12-01 2009-04-09 Metawater Co Ltd Nitrification carrier circulation method of deep aeration tank

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6448177B2 (en) * 2013-07-26 2019-01-09 株式会社クボタ Aerobic / anaerobic combined reaction tank and operation method thereof
JP6562592B2 (en) * 2013-09-10 2019-08-21 株式会社クボタ Aerobic / anaerobic combined reaction tank and operation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845911A (en) * 1981-09-14 1983-03-17 日本板硝子株式会社 Manufacture of fiber reinforced cement product through press method
JPS60220192A (en) * 1984-04-13 1985-11-02 Ngk Insulators Ltd Revolving stream type deep aeration tank
JPS6151998U (en) * 1984-09-11 1986-04-08

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5534934A (en) * 1978-09-01 1980-03-11 Canon Inc Thermal printer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845911A (en) * 1981-09-14 1983-03-17 日本板硝子株式会社 Manufacture of fiber reinforced cement product through press method
JPS60220192A (en) * 1984-04-13 1985-11-02 Ngk Insulators Ltd Revolving stream type deep aeration tank
JPS6151998U (en) * 1984-09-11 1986-04-08

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06346805A (en) * 1993-06-04 1994-12-20 Mitsuo Watanabe Fuel energy saving device
JP3023699U (en) * 1995-10-12 1996-04-23 英明 牧田 Harmful exhaust gas reduction device for internal combustion engine or boiler
JP3023698U (en) * 1995-10-12 1996-04-23 英明 牧田 Boiler toxic emission reduction device
JP2009072785A (en) * 2008-12-01 2009-04-09 Metawater Co Ltd Nitrification carrier circulation method of deep aeration tank

Also Published As

Publication number Publication date
JPH0418720Y2 (en) 1992-04-27

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