WO2009047970A1 - 微細気泡散気管、微細気泡散気装置、および、浸漬型膜分離装置 - Google Patents

微細気泡散気管、微細気泡散気装置、および、浸漬型膜分離装置 Download PDF

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Publication number
WO2009047970A1
WO2009047970A1 PCT/JP2008/066942 JP2008066942W WO2009047970A1 WO 2009047970 A1 WO2009047970 A1 WO 2009047970A1 JP 2008066942 W JP2008066942 W JP 2008066942W WO 2009047970 A1 WO2009047970 A1 WO 2009047970A1
Authority
WO
WIPO (PCT)
Prior art keywords
fine bubble
pipe
fine
bubble diffusing
diffusing
Prior art date
Application number
PCT/JP2008/066942
Other languages
English (en)
French (fr)
Inventor
Hiroo Takabatake
Yuji Tanaka
Kazuya Sugita
Atsushi Kitanaka
Original Assignee
Toray Industries, Inc.
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 by Toray Industries, Inc. filed Critical Toray Industries, Inc.
Priority to CA2696019A priority Critical patent/CA2696019A1/en
Priority to CN2008801103012A priority patent/CN101821206B/zh
Priority to JP2008546620A priority patent/JPWO2009047970A1/ja
Priority to US12/682,197 priority patent/US8557112B2/en
Publication of WO2009047970A1 publication Critical patent/WO2009047970A1/ja

Links

Classifications

    • 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
    • B01D61/20—Accessories; Auxiliary operations
    • 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
    • B01D63/08—Flat membrane modules
    • 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
    • B01D63/08—Flat membrane modules
    • B01D63/089—Modules where the membrane is in the form of a bag, membrane cushion or pad
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23126—Diffusers characterised by the shape of the diffuser element
    • B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
    • 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
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/26—Specific gas distributors or gas intakes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23114—Mounting the bubbling devices or the diffusers characterised by the way in which the different elements of the bubbling installation are mounted
    • B01F23/231143—Mounting the bubbling elements or diffusors, e.g. on conduits, using connecting elements; Connections therefor
    • 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

Abstract

　散気管の長さを長くしても、効率的に満遍なく均一に微細気泡を発生させることができる微細気泡散気管、およびそれを用いた微細気泡散気装置、浸漬型膜分離装置を提供するために、少なくとも、筒状の支持管１と、微細スリットが形成された弾性シート２とを有し、前記弾性シート２が前記支持管１の外周を覆うように配置され、前記弾性シート２と前記支持管１との間隙に気体を供給した際に、前記弾性シート２の微細スリットが開くことにより、微細気泡が散気管外に発生する機能を有する微細気泡散気管であって、前記支持管１の長手方向の長さＬが１０００ｍｍ以上であり、前記支持管の両端に、気体流入口である気体供給部４が設けられていることを特徴とする。
PCT/JP2008/066942 2007-10-10 2008-09-19 微細気泡散気管、微細気泡散気装置、および、浸漬型膜分離装置 WO2009047970A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA2696019A CA2696019A1 (en) 2007-10-10 2008-09-19 Fine bubble diffusing tube, fine bubble diffusing device and submerged membrane separation apparatus
CN2008801103012A CN101821206B (zh) 2007-10-10 2008-09-19 细小气泡散气管、细小气泡散气装置和浸渍型膜分离装置
JP2008546620A JPWO2009047970A1 (ja) 2007-10-10 2008-09-19 微細気泡散気管、微細気泡散気装置、および、浸漬型膜分離装置
US12/682,197 US8557112B2 (en) 2007-10-10 2008-09-19 Fine bubble diffusing pipe, fine bubble diffusing apparatus, and submerged membrane separation apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-264095 2007-10-10
JP2007264095 2007-10-10

Publications (1)

Publication Number Publication Date
WO2009047970A1 true WO2009047970A1 (ja) 2009-04-16

Family

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Family Applications (1)

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PCT/JP2008/066942 WO2009047970A1 (ja) 2007-10-10 2008-09-19 微細気泡散気管、微細気泡散気装置、および、浸漬型膜分離装置

Country Status (6)

Country Link
US (1) US8557112B2 (ja)
JP (1) JPWO2009047970A1 (ja)
CN (1) CN101821206B (ja)
CA (1) CA2696019A1 (ja)
TW (1) TW200920473A (ja)
WO (1) WO2009047970A1 (ja)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010264436A (ja) * 2009-05-15 2010-11-25 Shenzhen Jdl Environmental Protection Ltd スラッジ処理の方法
WO2011074554A1 (ja) * 2009-12-17 2011-06-23 株式会社クボタ 散気管
JP2011177694A (ja) * 2010-03-04 2011-09-15 Kubota Corp 散気管および散気装置
JP2011189320A (ja) * 2010-03-16 2011-09-29 Japan Organo Co Ltd 電気式脱イオン水製造装置
JP2012066180A (ja) * 2010-09-22 2012-04-05 Asahi Kasei Chemicals Corp 散気管、散気ユニット及び浸漬膜ユニット
JP2013027810A (ja) * 2011-07-28 2013-02-07 Kubota Corp 好気嫌気兼用反応槽の運転方法および水処理設備
US8632058B2 (en) 2009-02-17 2014-01-21 Nakashima Kogyo Corporation Micro-bubble generating device
JP2017023936A (ja) * 2015-07-22 2017-02-02 ダイセン・メンブレン・システムズ株式会社 散気ユニットと散気装置
JP2017029935A (ja) * 2015-08-03 2017-02-09 株式会社日立製作所 膜分離装置
JP2019048297A (ja) * 2013-03-28 2019-03-28 東レ株式会社 多孔質膜

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US20110117538A1 (en) * 2009-11-13 2011-05-19 Niazi Sarfaraz K Bioreactors for fermentation and related methods
JP5582917B2 (ja) * 2010-08-18 2014-09-03 三菱重工業株式会社 エアレーション装置及びこれを備えた海水排煙脱硫装置、エアレーション装置の運転方法
KR20130127524A (ko) * 2011-04-01 2013-11-22 미쯔비시 레이온 가부시끼가이샤 산기 장치의 운전 방법
DE102012013443A1 (de) * 2012-06-21 2013-12-24 Gottfried Wilhelm Leibniz Universität Hannover Blasenschleiererzeugungsvorrichtung
DE102013221799B3 (de) 2013-10-28 2015-02-05 Areva Gmbh Schlauch oder Rohr zum Transport einer Gasprobe
JP5730377B2 (ja) * 2013-11-13 2015-06-10 株式会社クボタ 散気管及び散気管の洗浄方法
TWI601696B (zh) * 2014-02-25 2017-10-11 Kurita Water Ind Ltd Diffusion method
JP6507433B2 (ja) * 2015-06-19 2019-05-08 株式会社ジェイ・イー・ティ 基板処理装置
EP3202720A1 (en) 2016-02-05 2017-08-09 Omya International AG Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate
EP3202719A1 (en) 2016-02-05 2017-08-09 Omya International AG Installation for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate
US10086326B2 (en) * 2016-03-31 2018-10-02 Membrane Technology And Research, Inc. Gas separation module and assembly
CN108570155A (zh) * 2017-03-10 2018-09-25 财团法人工业技术研究院 聚偏二氟乙烯薄膜、其形成方法及纯化盐水的方法
TWI698479B (zh) * 2017-03-10 2020-07-11 財團法人工業技術研究院 聚偏二氟乙烯薄膜的形成方法及純化鹽水的方法
AU2018340870A1 (en) 2017-09-29 2020-04-30 Aquatec Maxcon Pty Ltd Diffuser for aeration of a fluid

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8632058B2 (en) 2009-02-17 2014-01-21 Nakashima Kogyo Corporation Micro-bubble generating device
JP2010264436A (ja) * 2009-05-15 2010-11-25 Shenzhen Jdl Environmental Protection Ltd スラッジ処理の方法
CN102548915A (zh) * 2009-12-17 2012-07-04 株式会社久保田 散气管
JP2011125781A (ja) * 2009-12-17 2011-06-30 Kubota Corp 散気管
US8616534B2 (en) 2009-12-17 2013-12-31 Kubota Corporation Diffuser tube
WO2011074554A1 (ja) * 2009-12-17 2011-06-23 株式会社クボタ 散気管
CN102548915B (zh) * 2009-12-17 2014-11-05 株式会社久保田 散气管
JP2011177694A (ja) * 2010-03-04 2011-09-15 Kubota Corp 散気管および散気装置
JP2011189320A (ja) * 2010-03-16 2011-09-29 Japan Organo Co Ltd 電気式脱イオン水製造装置
JP2012066180A (ja) * 2010-09-22 2012-04-05 Asahi Kasei Chemicals Corp 散気管、散気ユニット及び浸漬膜ユニット
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JP2019048297A (ja) * 2013-03-28 2019-03-28 東レ株式会社 多孔質膜
JP2017023936A (ja) * 2015-07-22 2017-02-02 ダイセン・メンブレン・システムズ株式会社 散気ユニットと散気装置
JP2017029935A (ja) * 2015-08-03 2017-02-09 株式会社日立製作所 膜分離装置

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CA2696019A1 (en) 2009-04-16
CN101821206A (zh) 2010-09-01
US8557112B2 (en) 2013-10-15
CN101821206B (zh) 2012-06-27
JPWO2009047970A1 (ja) 2011-02-17
TW200920473A (en) 2009-05-16
US20100224541A1 (en) 2010-09-09

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