CN101795754B - 放气装置的清洗方法 - Google Patents
放气装置的清洗方法 Download PDFInfo
- Publication number
- CN101795754B CN101795754B CN200780100541.XA CN200780100541A CN101795754B CN 101795754 B CN101795754 B CN 101795754B CN 200780100541 A CN200780100541 A CN 200780100541A CN 101795754 B CN101795754 B CN 101795754B
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- Prior art keywords
- pipe
- liquid
- air release
- gas
- air
- 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 - Fee Related
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 239000000706 filtrate Substances 0.000 claims abstract description 5
- 239000012528 membrane Substances 0.000 claims description 74
- 238000005374 membrane filtration Methods 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 18
- 238000009826 distribution Methods 0.000 claims description 12
- 238000007872 degassing Methods 0.000 claims description 6
- 239000010802 sludge Substances 0.000 abstract description 52
- 238000005273 aeration Methods 0.000 abstract description 30
- 239000012530 fluid Substances 0.000 abstract description 8
- 238000004065 wastewater treatment Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 64
- 239000012510 hollow fiber Substances 0.000 description 49
- 238000001914 filtration Methods 0.000 description 18
- 239000000178 monomer Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 244000005700 microbiome Species 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 238000003809 water extraction Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000010840 domestic wastewater Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920002492 poly(sulfone) Polymers 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
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- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920002620 polyvinyl fluoride Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
- B01D65/027—Cleaning of other parts of the apparatus than the membrane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/02—Hollow fibre modules
- B01D63/026—Wafer type modules or flat-surface type modules
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
- C02F3/1273—Submerged membrane bioreactors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2315/00—Details relating to the membrane module operation
- B01D2315/06—Submerged-type; Immersion type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/18—Use of gases
- B01D2321/185—Aeration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Microbiology (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2007/063380 WO2009004725A1 (ja) | 2007-07-04 | 2007-07-04 | 散気装置の洗浄方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101795754A CN101795754A (zh) | 2010-08-04 |
CN101795754B true CN101795754B (zh) | 2014-12-03 |
Family
ID=40225795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200780100541.XA Expired - Fee Related CN101795754B (zh) | 2007-07-04 | 2007-07-04 | 放气装置的清洗方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8852352B2 (zh) |
EP (1) | EP2168665A4 (zh) |
JP (1) | JP5308028B2 (zh) |
KR (1) | KR101495375B1 (zh) |
CN (1) | CN101795754B (zh) |
WO (1) | WO2009004725A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5866823B2 (ja) * | 2011-06-29 | 2016-02-24 | 三菱レイヨン株式会社 | 廃水の処理方法および処理装置 |
JP6104560B2 (ja) * | 2012-10-23 | 2017-03-29 | 株式会社ミマキエンジニアリング | 印刷装置、インク供給装置、及び印刷方法 |
JP6492658B2 (ja) * | 2013-03-25 | 2019-04-03 | 東レ株式会社 | 中空糸膜モジュールの洗浄方法 |
EP2883457B1 (de) * | 2013-12-10 | 2017-02-15 | DMK Deutsches Milchkontor GmbH | Vorrichtung und Verfahren zur kontinuierlichen Herstellung von Proteinhydrolysaten |
JPWO2016178366A1 (ja) * | 2015-05-07 | 2018-03-01 | 住友電気工業株式会社 | 膜分離活性汚泥処理方法及び膜分離活性汚泥処理システム |
JP2016215165A (ja) * | 2015-05-25 | 2016-12-22 | 三菱レイヨン株式会社 | 水処理方法及び水処理装置 |
JP7311242B2 (ja) * | 2017-11-30 | 2023-07-19 | 三菱ケミカル株式会社 | 散気装置、散気方法、及び水処理装置 |
US11903557B2 (en) | 2019-04-30 | 2024-02-20 | Psip2 Llc | Endoscope for imaging in nonvisible light |
BR112022000775A2 (pt) * | 2019-07-16 | 2022-04-12 | Fibracast Ltd | Sistema e método para alimentação de unidades de membrana imersa |
CN112657960B (zh) * | 2020-12-16 | 2022-11-22 | 华能海南发电股份有限公司电力检修分公司 | 一套针对脱硝出口网格取样装置的吹扫系统 |
CN113578845A (zh) * | 2021-08-06 | 2021-11-02 | 广东汇祥环境科技有限公司 | 一种微纳米气泡清洗曝气器的清洗方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1043276A1 (en) * | 1997-12-05 | 2000-10-11 | Mitsubishi Rayon Co., Ltd. | Apparatus and method for treating water |
CN1333705A (zh) * | 1998-08-12 | 2002-01-30 | 三菱丽阳株式会社 | 用于固体-液体分离的薄膜组件、清洗该组件的方法和洗涤剂 |
CN101087642A (zh) * | 2004-12-24 | 2007-12-12 | 西门子水技术公司 | 简单的气体冲洗方法和装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5639373A (en) * | 1995-08-11 | 1997-06-17 | Zenon Environmental Inc. | Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate |
US5378355A (en) * | 1992-12-04 | 1995-01-03 | Water Pollution Control Corporation | Direct delivery in-situ diffuser cleaning |
US5897771A (en) * | 1994-09-14 | 1999-04-27 | Able Co., Ltd. | Apparatus for aerobic treatment of waste water |
JPH10296252A (ja) | 1997-04-30 | 1998-11-10 | Kawasaki Steel Corp | 曝気槽浸漬型膜分離活性汚泥装置 |
JPH10314732A (ja) * | 1997-05-20 | 1998-12-02 | Mitsubishi Rayon Co Ltd | 浴水ろ過装置および方法 |
JP3322206B2 (ja) | 1998-03-06 | 2002-09-09 | 栗田工業株式会社 | 浸漬型膜分離装置 |
US6280626B1 (en) * | 1998-08-12 | 2001-08-28 | Mitsubishi Rayon Co., Ltd. | Membrane separator assembly and method of cleaning the assembly utilizing gas diffuser underneath the assembly |
JP3784236B2 (ja) | 2000-03-31 | 2006-06-07 | 株式会社クボタ | 浸漬型膜分離装置のための散気装置 |
JP3859447B2 (ja) * | 2000-12-22 | 2006-12-20 | 株式会社クボタ | 散気方法および装置 |
WO2002045833A1 (en) * | 2000-12-04 | 2002-06-13 | Kubota Corporation | Air diffuser and flushing method thereof |
JP2003154236A (ja) * | 2002-11-15 | 2003-05-27 | Mitsubishi Rayon Co Ltd | 膜処理装置の運転方法 |
JP2007167774A (ja) | 2005-12-22 | 2007-07-05 | Mitsubishi Rayon Eng Co Ltd | 活性汚泥処理装置 |
JP5094022B2 (ja) | 2006-02-13 | 2012-12-12 | 三菱レイヨン株式会社 | 固液混合処理液のろ過液回収時に適用される散気装置及び膜ろ過ユニット |
-
2007
- 2007-07-04 KR KR1020107002462A patent/KR101495375B1/ko not_active Expired - Fee Related
- 2007-07-04 EP EP07768138A patent/EP2168665A4/en not_active Ceased
- 2007-07-04 WO PCT/JP2007/063380 patent/WO2009004725A1/ja active Application Filing
- 2007-07-04 US US12/667,646 patent/US8852352B2/en not_active Expired - Fee Related
- 2007-07-04 CN CN200780100541.XA patent/CN101795754B/zh not_active Expired - Fee Related
- 2007-07-04 JP JP2007534945A patent/JP5308028B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1043276A1 (en) * | 1997-12-05 | 2000-10-11 | Mitsubishi Rayon Co., Ltd. | Apparatus and method for treating water |
CN1333705A (zh) * | 1998-08-12 | 2002-01-30 | 三菱丽阳株式会社 | 用于固体-液体分离的薄膜组件、清洗该组件的方法和洗涤剂 |
CN101087642A (zh) * | 2004-12-24 | 2007-12-12 | 西门子水技术公司 | 简单的气体冲洗方法和装置 |
Non-Patent Citations (2)
Title |
---|
JP特开平10-296252A 1998.11.10 * |
JP特开平10-314732A 1998.12.02 * |
Also Published As
Publication number | Publication date |
---|---|
KR20100038216A (ko) | 2010-04-13 |
JPWO2009004725A1 (ja) | 2010-08-26 |
KR101495375B1 (ko) | 2015-02-24 |
EP2168665A1 (en) | 2010-03-31 |
EP2168665A4 (en) | 2011-05-04 |
US20100186777A1 (en) | 2010-07-29 |
US8852352B2 (en) | 2014-10-07 |
WO2009004725A1 (ja) | 2009-01-08 |
JP5308028B2 (ja) | 2013-10-09 |
CN101795754A (zh) | 2010-08-04 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: MITSUBISHI REIYON CO., LTD. Free format text: FORMER OWNER: MITSUBISHI RAYON ENG Effective date: 20101019 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TOYKO TO, JAPAN TO: 6-41, KONAN 1-CHOME, MINATO-KU, TOKYO, JAPAN |
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TA01 | Transfer of patent application right |
Effective date of registration: 20101019 Address after: Japan Tokyo port yidingmu 6 No. 41 South Applicant after: Mitsubishi Reiyon Co., Ltd. Address before: Tokyo, Japan Applicant before: Mitsubishi Rayon Eng |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: Japan Tokyo port yidingmu 6 No. 41 South Patentee after: Mitsubishi Kasei Corporation Address before: Japan Tokyo port yidingmu 6 No. 41 South Patentee before: Mitsubishi Reiyon Co., Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: Within Japan Tokyo Chiyoda pill 1 chome No. 1 Patentee after: Mitsubishi Kasei Corporation Address before: Japan Tokyo port yidingmu 6 No. 41 South Patentee before: Mitsubishi Kasei Corporation |
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CP02 | Change in the address of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20190704 |