JP2005161178A5 - - Google Patents

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Publication number
JP2005161178A5
JP2005161178A5 JP2003402651A JP2003402651A JP2005161178A5 JP 2005161178 A5 JP2005161178 A5 JP 2005161178A5 JP 2003402651 A JP2003402651 A JP 2003402651A JP 2003402651 A JP2003402651 A JP 2003402651A JP 2005161178 A5 JP2005161178 A5 JP 2005161178A5
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JP
Japan
Prior art keywords
membrane
filtration
liquid
connecting portion
treated
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Pending
Application number
JP2003402651A
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Japanese (ja)
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JP2005161178A (en
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Priority to JP2003402651A priority Critical patent/JP2005161178A/en
Priority claimed from JP2003402651A external-priority patent/JP2005161178A/en
Publication of JP2005161178A publication Critical patent/JP2005161178A/en
Publication of JP2005161178A5 publication Critical patent/JP2005161178A5/ja
Pending legal-status Critical Current

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Claims (4)

被処理液を濾過して濾液を得る濾過膜群が収納容器に収納された濾過膜ユニットと該濾過膜群に向けて気泡を供給するための気泡供給装置とを備えた濾過膜モジュールを、２台ずつ、上端同士、下端同士で連結して連結部とし、上端連結部に気泡抜きを、下端連結部に被処理液出入口を設けてなる膜濾過装置であって、前記被処理液は、前記２台の濾過膜モジュールのうち一方の濾過膜モジュール内を上昇したのちに、前記上端連結部を経て他方の濾過膜モジュール内を下降し、さらに前記下端連結部を経て前記一方の濾過膜モジュール内に戻る経路で循環することを特徴とする膜濾過装置。 The Filtration membrane module and a bubble supplying device for supplying the bubbles toward the filter membrane unit and the filtration membrane group filtration film group to obtain a filtrate filtered liquid to be treated is accommodated in the container, Two membranes are connected to each other at the upper ends and the lower ends to form a connecting portion, a bubble removing device is provided at the upper connecting portion, a liquid inlet / outlet is provided at the lower connecting portion, and the liquid to be processed is After raising the inside of one of the two membrane membrane modules, the inside of the other membrane membrane module is lowered through the upper end connecting portion, and further through the lower end connecting portion, the one membrane membrane module. A membrane filtration device that circulates in a path returning to the inside. 被処理水が上昇する一方の濾過膜モジュールは、気泡供給装置から気泡を供給されており、前記被処理水は前記気泡とともに上昇することを特徴とする請求項１記載の膜濾過装置。The membrane filtration device according to claim 1, wherein one of the filtration membrane modules in which the water to be treated rises is supplied with bubbles from a bubble supply device, and the water to be treated rises with the bubbles. 被処理液出入口は、被処理液の水位を設定するための調整塔に接続されており、各濾過膜モジュールの気泡供給装置から濾過膜群に交互に気泡を供給することによって被処理液をその水位を保って循環させながら濾液を得るように設定されていることを特徴とする請求項１または２記載の膜濾過装置。 The liquid inlet / outlet is connected to an adjustment tower for setting the water level of the liquid to be processed, and the liquid to be processed is supplied by alternately supplying bubbles from the bubble supply device of each filtration membrane module to the filtration membrane group. The membrane filtration device according to claim 1 or 2 , wherein the membrane filtration device is set so as to obtain a filtrate while circulating the water level. 被処理液が流通する通路の最小寸法より径が小さい粒子を前記被処理液に添加したことを特徴とする請求項１、２または３記載の膜濾過装置。 4. The membrane filtration device according to claim 1 , wherein particles having a diameter smaller than a minimum dimension of a passage through which the liquid to be treated flows are added to the liquid to be treated.
JP2003402651A 2003-12-02 2003-12-02 Membrane filtering apparatus and its operating method Pending JP2005161178A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003402651A JP2005161178A (en) 2003-12-02 2003-12-02 Membrane filtering apparatus and its operating method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003402651A JP2005161178A (en) 2003-12-02 2003-12-02 Membrane filtering apparatus and its operating method

Publications (2)

Publication Number Publication Date
JP2005161178A JP2005161178A (en) 2005-06-23
JP2005161178A5 true JP2005161178A5 (en) 2007-01-25

Family

ID=34726166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003402651A Pending JP2005161178A (en) 2003-12-02 2003-12-02 Membrane filtering apparatus and its operating method

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JP (1) JP2005161178A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100592039B1 (en) * 2004-06-02 2006-06-20 (주)에코데이 Process and plant for wastewater treatment
JP6458304B2 (en) * 2015-11-18 2019-01-30 三菱重工環境・化学エンジニアリング株式会社 Membrane module, membrane module manufacturing method, and water treatment system
JP6897586B2 (en) * 2018-01-25 2021-06-30 住友電気工業株式会社 Pressurized filtration device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998740A (en) * 1974-07-26 1976-12-21 J. P. Stevens & Co., Inc. Apparatus for treatment of textile desizing effluent
JPS5243783A (en) * 1975-10-02 1977-04-06 Ebara Infilco Co Ltd Water-making unit
US4994190A (en) * 1990-01-30 1991-02-19 Cpc Engineering Corporation Serial crossflow filtration assembly
JP2599767Y2 (en) * 1993-03-17 1999-09-20 株式会社石垣 Filtration device for undiluted solution by internal pressure type filtration membrane
JP3341428B2 (en) * 1993-12-24 2002-11-05 栗田工業株式会社 Operating method of immersion membrane device
JPH10180047A (en) * 1996-12-25 1998-07-07 Kurita Water Ind Ltd Membrane separation device
JPH1133367A (en) * 1997-07-24 1999-02-09 Mitsubishi Rayon Co Ltd Hollow yarn membrane module
JPH11300168A (en) * 1998-04-24 1999-11-02 Mitsui Zosen Engineering Kk Membrane treatment and membrane treating apparatus
JP2001179060A (en) * 1999-12-27 2001-07-03 Maezawa Ind Inc Internal pressure type membrane treatment device

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