JP4994349B2 - 深槽曝気槽の硝化担体循環方法 - Google Patents
深槽曝気槽の硝化担体循環方法 Download PDFInfo
- Publication number
- JP4994349B2 JP4994349B2 JP2008305857A JP2008305857A JP4994349B2 JP 4994349 B2 JP4994349 B2 JP 4994349B2 JP 2008305857 A JP2008305857 A JP 2008305857A JP 2008305857 A JP2008305857 A JP 2008305857A JP 4994349 B2 JP4994349 B2 JP 4994349B2
- Authority
- JP
- Japan
- Prior art keywords
- tank
- nitrification
- nitrification carrier
- partition plate
- deep
- 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.)
- Expired - Lifetime
Links
Images
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
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Description
2 バッフル板
3 散気装置
4 仕切り板
6ライザーパイプ
Claims (1)
- 槽形状が略直方体で、深さが約10m、幅が10m程度の深槽曝気槽の硝化担体循環方法であって、槽中央に被処理水の流下方向に沿って垂直に設置されたバッフル板の片側の中段付近に散気装置を配置するとともに、このバッフル板に平行な槽壁側から0.2m〜2mの散気装置の一部を含む位置に、上端が散気装置の0.5m上方からバッフル板上端までに位置し、下端が槽底面から0.5〜2mに位置する垂直な仕切り板を前記槽壁と平行に設けることにより、この仕切り板と槽壁の間に整流された上昇流を生じさせ、槽内に添加された硝化担体をこの上昇流に乗せて循環させることを特徴とする深槽曝気槽の硝化担体循環方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008305857A JP4994349B2 (ja) | 2008-12-01 | 2008-12-01 | 深槽曝気槽の硝化担体循環方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008305857A JP4994349B2 (ja) | 2008-12-01 | 2008-12-01 | 深槽曝気槽の硝化担体循環方法 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000260165A Division JP4257024B2 (ja) | 2000-08-30 | 2000-08-30 | 深槽曝気槽の硝化担体循環方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009072785A JP2009072785A (ja) | 2009-04-09 |
JP4994349B2 true JP4994349B2 (ja) | 2012-08-08 |
Family
ID=40608314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008305857A Expired - Lifetime JP4994349B2 (ja) | 2008-12-01 | 2008-12-01 | 深槽曝気槽の硝化担体循環方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4994349B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104843935A (zh) * | 2015-04-23 | 2015-08-19 | 四川和鼎环保工程有限责任公司 | 一种利于硝化率的污水处理*** |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5513118A (en) * | 1978-07-14 | 1980-01-30 | Nippon Sangyo Kikai Kk | Purification of polluted water |
JPS5787892A (en) * | 1980-11-20 | 1982-06-01 | Hitachi Plant Eng & Constr Co Ltd | Method and device for biological treatment of organic waste water containing nitrogen compound |
JPS60220192A (ja) * | 1984-04-13 | 1985-11-02 | Ngk Insulators Ltd | 旋回流式深槽曝気槽 |
JPS6115795A (ja) * | 1984-07-03 | 1986-01-23 | Ngk Insulators Ltd | 深槽曝気槽 |
JPH0131359Y2 (ja) * | 1984-09-11 | 1989-09-26 | ||
JPH0418720Y2 (ja) * | 1986-08-05 | 1992-04-27 | ||
JPH0534798Y2 (ja) * | 1987-06-19 | 1993-09-02 | ||
JPH0677752B2 (ja) * | 1990-02-23 | 1994-10-05 | 東京都 | 旋回流式深層曝気槽及び曝気方法 |
JPH06343987A (ja) * | 1993-06-08 | 1994-12-20 | Ngk Insulators Ltd | 微生物担体を用いた廃水処理装置 |
JP3246535B2 (ja) * | 1993-06-23 | 2002-01-15 | 日立プラント建設株式会社 | 旋回流曝気装置 |
JP3049701B2 (ja) * | 1994-04-21 | 2000-06-05 | 日立プラント建設株式会社 | 硝化・脱窒装置 |
JPH08103781A (ja) * | 1994-10-06 | 1996-04-23 | Nitto Seimo Kk | 微生物が付着した小径球状物を使用した汚水処理方法 及び同装置 |
FR2733164B1 (fr) * | 1995-04-21 | 1997-05-23 | Degremont | Dispositif de traitement biologique de liquide, notamment d'eaux residuaires |
JPH09150177A (ja) * | 1995-12-01 | 1997-06-10 | Nkk Corp | 流動床方式深層式曝気槽を用いた廃水の処理装置 |
JP3301299B2 (ja) * | 1996-01-31 | 2002-07-15 | 日本鋼管株式会社 | 担体分離用スクリーン装置 |
JP3171554B2 (ja) * | 1996-03-25 | 2001-05-28 | 日本碍子株式会社 | 微生物担体 |
JP3171555B2 (ja) * | 1996-04-12 | 2001-05-28 | 日本碍子株式会社 | 深槽曝気装置 |
JP3379332B2 (ja) * | 1996-05-09 | 2003-02-24 | 日本鋼管株式会社 | 曝気槽における担体分離用スクリーン装置 |
JPH10128361A (ja) * | 1996-10-29 | 1998-05-19 | Nkk Corp | 担体分離用スクリーン装置 |
JP3446638B2 (ja) * | 1998-12-02 | 2003-09-16 | 日立プラント建設株式会社 | 好気性処理装置 |
JP2001113295A (ja) * | 1999-10-20 | 2001-04-24 | Hitachi Plant Eng & Constr Co Ltd | 好気性処理槽 |
JP3692893B2 (ja) * | 2000-03-02 | 2005-09-07 | 日立プラント建設株式会社 | 好気性処理槽 |
JP2002018477A (ja) * | 2001-05-22 | 2002-01-22 | Hitachi Plant Eng & Constr Co Ltd | 旋回流曝気装置 |
-
2008
- 2008-12-01 JP JP2008305857A patent/JP4994349B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2009072785A (ja) | 2009-04-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8087518B2 (en) | Rectangular sedimentation system having self-aggregation facility | |
JP4257024B2 (ja) | 深槽曝気槽の硝化担体循環方法 | |
JP4327155B2 (ja) | 汚水浄化槽 | |
JP4994349B2 (ja) | 深槽曝気槽の硝化担体循環方法 | |
JP3867481B2 (ja) | 浸漬平膜分離装置 | |
JP2008012466A (ja) | 水処理装置 | |
JP2006075839A5 (ja) | ||
JPS6134877B2 (ja) | ||
CN111777178A (zh) | 一种竖向氧化沟微动力水处理*** | |
KR20090130283A (ko) | 폭기조 내장형 침전장치 | |
JP3171555B2 (ja) | 深槽曝気装置 | |
JP7137901B2 (ja) | 汚水処理装置及び汚水処理方法 | |
JP3223945B2 (ja) | 硝化・脱窒装置 | |
JP2011050818A (ja) | 廃水処理装置 | |
JPH0634880Y2 (ja) | 流動担体生物処理装置 | |
JP2002079283A (ja) | 好気性処理槽 | |
JP6851608B2 (ja) | 排水処理装置 | |
JPS6223596Y2 (ja) | ||
JP7319828B2 (ja) | 排水処理装置 | |
CN110002688B (zh) | 一种高效提标*** | |
KR960014040B1 (ko) | 하·폐수 처리장의 포기조에 내장된 침전조(A Clarifier Installed in the Aeration Tank for Waste Water Treatment) | |
JP2944522B2 (ja) | 流動床式生物処理装置 | |
JP2013198867A (ja) | 膜分離設備および膜分離設備の運転方法 | |
JP2011050905A (ja) | 汚水の活性処理装置 | |
JP2013192974A (ja) | 膜分離設備および膜分離設備の運転方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20111202 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120124 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120214 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120404 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120420 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120508 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150518 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 Ref document number: 4994349 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |