JP5363030B2 - 有機性排水の生物学的処理方法 - Google Patents
有機性排水の生物学的処理方法 Download PDFInfo
- Publication number
- JP5363030B2 JP5363030B2 JP2008136858A JP2008136858A JP5363030B2 JP 5363030 B2 JP5363030 B2 JP 5363030B2 JP 2008136858 A JP2008136858 A JP 2008136858A JP 2008136858 A JP2008136858 A JP 2008136858A JP 5363030 B2 JP5363030 B2 JP 5363030B2
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- JP
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- Prior art keywords
- sludge
- tank
- treatment
- bod
- treatment tank
- 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.)
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- 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
-
- 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
- Y02W10/20—Sludge processing
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- Treatment Of Sludge (AREA)
- Treatment Of Biological Wastes In General (AREA)
- Activated Sludge Processes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Description
2b 硝化槽部 4 排水流入ライン
6 流量調整槽 8,30 曝気装置
10 固液分離槽 12 排出ライン
13 汚泥 14 汚泥返送ライン
16 汚泥濃縮槽 18 汚泥移送手段
20 汚泥処理槽 22 汚泥貯留槽
24 上澄水返送ライン 26 濃縮汚泥
28 取出しライン 31 BOD測定装置
32 MLSS測定装置 34 制御装置
36 返送ライン 40 固液分離膜
42 ポンプ
Claims (1)
- 有機性排水を生物処理槽に供給して、該排水中の有機物質を生物学的に処理し、浄化した後、生じた処理液を固液分離して、浄化された水相を系外に放流する一方、固形分としての汚泥を取り出すようにした生物学的処理方法において、
前記浄化された水相を分離して、取り出される汚泥の少なくとも一部を、曝気装置を設けた汚泥処理槽に投入する一方、常温下において、かかる曝気装置から空気を吹き込み、常時、該汚泥処理槽内の固液混合物のBOD/MLVSSの値が0.15以下又はBOD/MLSSの値が0.1以下となるように、汚泥投入量及び曝気量を制御しつつ、細胞壁溶解酵素生産能を有する微生物の存在下において、好気性状態下で汚泥処理して、かかる汚泥の分解を行なった後、かかる汚泥処理槽から取り出される汚泥処理液を再び前記生物処理槽に供給するようにしたことを特徴とする有機性排水の生物学的処理方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2008136858A JP5363030B2 (ja) | 2008-05-26 | 2008-05-26 | 有機性排水の生物学的処理方法 |
Applications Claiming Priority (1)
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JP2008136858A JP5363030B2 (ja) | 2008-05-26 | 2008-05-26 | 有機性排水の生物学的処理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009279562A JP2009279562A (ja) | 2009-12-03 |
JP5363030B2 true JP5363030B2 (ja) | 2013-12-11 |
Family
ID=41450593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008136858A Expired - Fee Related JP5363030B2 (ja) | 2008-05-26 | 2008-05-26 | 有機性排水の生物学的処理方法 |
Country Status (1)
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JP (1) | JP5363030B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101054494B1 (ko) * | 2010-12-24 | 2011-08-04 | 농업회사법인청보알앤알주식회사 | 고농도 오·폐수와 축산폐수를 정수하여 재활용하는 처리 시스템 및 그 운용방법 |
JP5582541B2 (ja) * | 2011-11-08 | 2014-09-03 | 三井造船株式会社 | 活性汚泥処理法、活性汚泥処理剤、活性汚泥処理装置および活性汚泥処理システム |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3694635B2 (ja) * | 2000-06-08 | 2005-09-14 | ユーシン電機株式会社 | 排水処理装置 |
JP2007196207A (ja) * | 2005-12-28 | 2007-08-09 | Sumitomo Heavy Ind Ltd | 廃水処理装置および廃水処理方法 |
JP2007275846A (ja) * | 2006-04-11 | 2007-10-25 | Sumitomo Heavy Industries Environment Co Ltd | 廃水処理装置及び廃水処理方法 |
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2008
- 2008-05-26 JP JP2008136858A patent/JP5363030B2/ja not_active Expired - Fee Related
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Publication number | Publication date |
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JP2009279562A (ja) | 2009-12-03 |
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