JPH06170364A - Filter device using permeation membrane - Google Patents

Filter device using permeation membrane

Info

Publication number
JPH06170364A
JPH06170364A JP35105192A JP35105192A JPH06170364A JP H06170364 A JPH06170364 A JP H06170364A JP 35105192 A JP35105192 A JP 35105192A JP 35105192 A JP35105192 A JP 35105192A JP H06170364 A JPH06170364 A JP H06170364A
Authority
JP
Japan
Prior art keywords
water
membrane
mojiyu
le
hollow fiber
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.)
Pending
Application number
JP35105192A
Other languages
Japanese (ja)
Inventor
Takeshi Miyawaki
毅 宮脇
Original Assignee
Suido Kiko Kk
水道機工株式会社
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 Suido Kiko Kk, 水道機工株式会社 filed Critical Suido Kiko Kk
Priority to JP35105192A priority Critical patent/JPH06170364A/en
Publication of JPH06170364A publication Critical patent/JPH06170364A/en
Application status is Pending legal-status Critical

Links

Abstract

PURPOSE:To filter water for treatment using a micro-filter membrane and an ultrafiltration membrane. CONSTITUTION:In a filter device for water treatment using a hollow fiber permeation membrane such as a micro-filter membrane or an ultrafiltration membrane, a permeation membrane module 4 is installed vertically or obliquely, the supply water is allowed to flow past from below upward, and an air vent valve 15 is provided communicating with a hollow fiber supply side right above a permeation membrane module 4. In addition, a cleaning/water drain valve 9 is provided below the permeation membrane module 4, and the valve 9 is opened when cleaning by reverse flow and draining water. Thus the reverse cleaning drain water is discharged from the supply water side of the permeation membrane module 4 to an area outside the system by natural flow downward.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【産業上の利用分野】この発明は、精密ろ過膜、限外ろ過膜等を利用した、水処理ろ過操作に関するものである。 BACKGROUND OF THE INVENTION This invention, microfiltration membrane, using ultrafiltration membrane or the like, to a water treatment filtration operation.

【0002】 [0002]

【従来の技術】従来、精密ろ過膜、限外ろ過膜等の透過膜を利用して、水処理のろ過操作を行おうと試みられてきた。 Conventionally, microfiltration membranes, using a permeable membrane such as ultrafiltration membrane have been tried attempting to filtration of water treatment.

【0003】透過膜による水処理用ろ過装置は、浸漬型を除き通常閉回路となつており、モジユ−ルケ−シング内供給側は常に原水、あるいは逆流洗浄排水に満たされた状態にある。 [0003] Water Treatment filtration apparatus according to the permeable membrane is summer and normally closed circuit except submerged, Mojiyu - Luque - Thing in the supply side is always raw water, or in a state filled in the backwashing drainage. ここで、逆流洗浄時に洗浄排水弁を開き、原水あるいは逆流洗浄排水を系外へ排出することを行なう場合、排出圧力が必要である。 Here, to open the cleaning water discharge valve during backwashing, when performing possible to discharge the raw water or backwash drainage to the outside of the system, it is necessary to discharge pressure.

【0004】通常、逆流洗浄時は、原水供給ポンプが停止しているので、逆流洗浄ポンプの圧力で排出している。 [0004] Normally, during backwashing, since the raw water feed pump is stopped is discharged at a pressure of backwashing pump. この操作は洗浄排水弁と連動しているため、逆流洗浄開始時においては原水が、逆流洗浄終了時においては逆流洗浄排水が、系内へ残ることになる。 Because this operation is integrated with the cleaning drain valve, the raw water at the start backflow washing and backwashing drainage at the end back washing, it will remain into the system.

【0005】したがつて原水や逆流洗浄排水に含まれる除去しなければならない物質が系内に残り、除去効率が悪くなる。 [0005] the the rest in connexion raw water and backwashing material which must be removed contained in wastewater in the system, removal efficiency. さらにその除去しなければならない物質を排出するための洗浄用水、つまり透過水が必要となり、処理水を無駄に捨ててしまう欠点があつた。 Washing water for discharging further substances not have to be its removal, i.e. the permeate is required, there has been a disadvantage that wastefully discarded treated water.

【0006】また、除去しなければならない物質が残ると、中空糸の供給側入口が閉塞しやすく、中空糸の透過性能を落す欠点があつた。 Further, the material must be removed remains easily clogged supply side inlet of the hollow fiber, disadvantages decreasing the permeation performance of the hollow fiber has been made.

【0007】 [0007]

【発明が解決しようとする課題】透過膜による水処理用ろ過装置は、逆流洗浄時の前後に、原水あるいは逆流洗浄排水がモジユ−ルケ−シング内に残留するため、透過効率が低下し、排出効果も低下する。 [0005] permeable membrane by water treatment filtration apparatus, before and after the back washing, raw water or backwash waste water Mojiyu - Luque - for remaining in the single transmission efficiency is lowered, the discharge effect is also reduced.

【0008】また、除去しなければならない物質が残ると、中空糸の供給側入口が閉塞しやすく、中空糸の透過性能を低下させる。 Further, the material must be removed remains, the supply-side inlet of the hollow fiber is easily closed, reducing the permeability of the hollow fiber.

【0009】 [0009]

【課題を解決するための手段】ここにおいてこの発明は、精密ろ過膜もしくは限外ろ過膜などの中空糸型透過膜を使用した水処理用ろ過装置において透過膜モジユ− Means for Solving the Problems] The present invention herein may permeable membrane Mojiyu in water treatment filtration apparatus using a hollow fiber permeable membrane such as a microfiltration membrane or ultrafiltration membrane -
ルを垂直もしくは傾斜して設置し、下方から上方に供給水を流過させ、透過膜モジユ−ル直上に中空糸供給側と連通して、空気抜き弁を設け、かつ透過膜モジユ−ル下方に洗浄排水弁を設け、逆流洗浄時にこの洗浄排水弁を開くことにより、透過膜モジユ−ル内の逆流洗浄排水を、自然流下により透過膜モジユ−ル供給水側から系外に排出させることを特徴とする透過膜によるろ過装置を提案するものである。 Le was placed vertically or inclined to, so flowed through the feed water from the lower side to the upper side, the permeable membrane Mojiyu - communicates with the hollow fiber supply side directly above Le, the air vent valve is provided, and the permeable membrane Mojiyu - Le downward the detergent drain valve is provided, by opening the wash water discharge valve during backwashing, permeation membrane Mojiyu - a backwashing drainage in Le, permeable membrane Mojiyu by gravity flow - characterized by discharging from Le supplying water side to the outside of the system It proposes a filtration device with a transmission film to.

【0010】 [0010]

【作用】閉回路で構成されたモジユ−ルケ−シング内の、排出しなければならない原水あるいは逆流洗浄排水を、逆流洗浄開始及び逆流洗浄終了時に、回路を大気開放して、流出部を自然流下で流出させられるようにする。 [Action] is constituted by a closed circuit Mojiyu - Luque - in single, raw water or backwashing wastewater must discharge, at the end backwashing start and backwashing, the circuit opened to the atmosphere, gravity flow the outlet section in so that is caused to flow out.

【0011】この場合、残留原水が流出するための時間を置いて、逆流洗浄ポンプの起動、洗浄開始を行なえば残留原水流出のための動力を使う必要がない。 [0011] In this case, at the time of the residual raw water flows out, starting the backwash pump, there is no need to use the power for the remaining raw water outflow be performed cleaning start. さらに洗浄ポンプ停止後、再度流出時間を置いて、残留洗浄排水の排出後、供給ポンプを起動させれば、回路内に除去を目的とする残留物質はなくなる。 Furthermore after stopping the washing pump, at a re-flow time, after discharge of the residual detergent drain, if starting the supply pump, not residual substances intended for removal in the circuit.

【0012】ここで回路内に入り込んだ大気を、再起動時に放出する機能も兼ねて、大気開放の装置として、モジユ−ルの大きなものは急速空気抜弁を、小さなものとしてはフロ−ト式空気抜弁を用いる。 [0012] Here, the air that has entered into the circuit, also functions to release on reboot, the system open to the atmosphere, Mojiyu - large can rapidly air vent valve of Le, as small things flow - DOO type air using a vent valve.

【0013】 [0013]

【実施例】本実施例は閉回路式膜透過装置で、大気開放時、残留原水及び逆流洗浄排水を自然流出するように、 EXAMPLES This example in closed circuit type membrane permeator, at atmospheric release, so as to naturally flow out residual raw water and backwash waste water,
空気抜弁、洗浄排水弁を設置した場合である。 It is a case of installing the air vent valve, the washing water discharge valve. 透過工程は原水を原水管1から受水槽2に流入させる。 Transmission process to flow the raw water from the raw water pipe 1 in water receiving tank 2. 透過膜供給ポンプ3により透過膜モジユ−ル4に供給された透過水は、配管5及び透過水計器6を経由して、処理水槽7 Permeable membrane Mojiyu by permeation membrane feed pump 3 - permeated water supplied to the Le 4 via the pipe 5 and the permeated water meter 6, the process water tank 7
へ流出する。 It flows out to.

【0014】この間、洗浄排水弁9、弁10は閉、弁1 [0014] During this time, the washing water discharge valve 9, the valve 10 is closed, valve 1
1は開の状態に或る。 1 some in the open state. 全量透過方式は、この時弁8が閉まつているか、あるいは弁8、配管12は存在しない。 Total volume permeation method are either One closed or the Tokiben 8, or valve 8, the pipe 12 does not exist.
クロスフロ−透過方式は、弁8が開き、循環水として配管12を経由して、受水槽2へ戻つている。 Kurosufuro - transmission method, the valve opens 8, through the pipe 12 as circulating water, and Modotsu the water receiving tank 2. この状態を継続していると、透過膜モジユ−ル4は目詰まりしてくるので、定期的に逆流洗浄する。 As you continue this state, the permeable membrane Mojiyu - since Le 4 come clogged periodically backwashing.

【0015】逆流洗浄工程は、逆流洗浄ポンプ13を起動させ、洗浄排水弁9、弁10を開、弁11、8を閉めることにより、透過膜モジユ−ル4に付着した目詰まり物質を排水槽14へ流出させる。 The backwashing process, the backwash pump 13 is activated, detergent drain valve 9, the valve 10 opens, by closing the valve 11, 8, permeable membrane Mojiyu - sump clogging substance adhering to g 4 to flow out to the 14.

【0016】ここで、逆流洗浄開始時及び逆流洗浄終了時に洗浄排水弁9を開けたまま排出時間を置けば空気抜弁15から空気が入り込み、透過膜モジユ−ル4の供給側に残留する原水あるいは洗浄排水は、排水槽14へ流出することができる。 [0016] Here, the air enters from the air vent valve 15 if you put the remains discharged time opened detergent drain valve 9 at the end backwashing beginning and backwashing, permeation membrane Mojiyu - raw water remaining on the supply side Le 4 or washing waste water can flow out into the drainage tank 14.

【0017】透過工程に戻れば、原水供給ポンプ3により供給される原水で、透過膜モジユ−ル4の中にある空気は押し上げられ、空気抜弁15から排出される。 [0017] Returning to the transmission process, in the raw water supplied by the raw water feed pump 3, the permeable membrane Mojiyu - air is in the Le 4 pushed up, is ejected from the air vent valve 15. この空気抜弁15を設置したことにより、残留物質をなくすことができるとともに、排出のための水量、動力も低くなる。 By installed the air vent valve 15, it is possible to eliminate the residual material, water for the discharge, the power also decreases. さらに、中空糸の供給側が閉塞も低減でき、中空糸の透過性能の低下を低減できる。 Further, the supply side of the hollow fiber clogging can be reduced, thereby reducing the degradation of the transmission performance of the hollow fiber.

【0018】 [0018]

【発明の効果】この発明の上述の構成からなるろ過装置によれば、原水や逆流洗浄水に含まれる除去しなければならない物質が系内に残留することがなくなるため、この種ろ過装置の透過性能の低下を阻止する効果が得られる。 Effects of the Invention] According to the above filtration device having the structure of the present invention, since it is unnecessary to substances that must be removed are contained in raw water and backwashing water is left in the system, the transmission of this type filtration apparatus effect can be obtained to prevent a decrease in performance.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】この発明の装置の系統図である。 1 is a system diagram of the apparatus of the present invention.

【符号の説明】 DESCRIPTION OF SYMBOLS

4 透過膜モジユ−ル 9 洗浄排水弁 15 空気抜弁 4 permeable membrane Mojiyu - le 9 detergent drain valve 15 Air vent valve

Claims (1)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 精密ろ過膜もしくは限外ろ過膜などの中空糸型透過膜を使用した水処理用ろ過装置において透過膜モジユ−ルを垂直もしくは傾斜して設置し、下方から上方に供給水を流過させ、透過膜モジユ−ル直上に中空糸供給側と連通して、空気抜弁を設け、かつ透過膜モジユ−ル下方に洗浄排水弁を設け、逆流洗浄時にこの洗浄排水弁を開くことにより、透過膜モジユ−ル内の逆流洗浄排水を、自然流下により透過膜モジユ−ル供給水側から系外に排出させることを特徴とする透過膜によるろ過装置。 1. A microfiltration membrane or permeable membrane in water treatment filtration apparatus using a hollow fiber permeable membrane such as ultrafiltration membrane Mojiyu - Le was placed vertically or inclined, the feed water from the bottom to top flow was umbrella, permeable membranes Mojiyu - communicates with the hollow fiber supply side directly above Le, the air vent valve is provided, and the permeable membrane Mojiyu - washing water discharge valve provided Le downward, by opening the wash water discharge valve during backwash , permeable membranes Mojiyu - a backwashing drainage in Le, permeable membrane Mojiyu by gravity flow - filtration apparatus with a transmission film, which is discharged from Le supplying water side to the outside of the system.
JP35105192A 1992-12-07 1992-12-07 Filter device using permeation membrane Pending JPH06170364A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP35105192A JPH06170364A (en) 1992-12-07 1992-12-07 Filter device using permeation membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP35105192A JPH06170364A (en) 1992-12-07 1992-12-07 Filter device using permeation membrane

Publications (1)

Publication Number Publication Date
JPH06170364A true JPH06170364A (en) 1994-06-21

Family

ID=18414713

Family Applications (1)

Application Number Title Priority Date Filing Date
JP35105192A Pending JPH06170364A (en) 1992-12-07 1992-12-07 Filter device using permeation membrane

Country Status (1)

Country Link
JP (1) JPH06170364A (en)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006074519A1 (en) * 2005-01-14 2006-07-20 Siemens Water Technologies Corp. Filtration system
JP2007229684A (en) * 2006-03-03 2007-09-13 Suga Keizo Water cleaning device
JP2011092805A (en) * 2009-10-27 2011-05-12 Panasonic Electric Works Co Ltd Filter, water treatment apparatus using the same, and method for controlling the water treatment apparatus
WO2011122289A1 (en) 2010-03-30 2011-10-06 東レ株式会社 Method for cleaning separation membrane module, and method for fresh water generation
WO2013001914A1 (en) 2011-06-29 2013-01-03 東レ株式会社 Washing method for separation membrane module
US8840783B2 (en) 2007-05-29 2014-09-23 Evoqua Water Technologies Llc Water treatment membrane cleaning with pulsed airlift pump
US8858796B2 (en) 2005-08-22 2014-10-14 Evoqua Water Technologies Llc Assembly for water filtration using a tube manifold to minimise backwash
US8956464B2 (en) 2009-06-11 2015-02-17 Evoqua Water Technologies Llc Method of cleaning membranes
US9022224B2 (en) 2010-09-24 2015-05-05 Evoqua Water Technologies Llc Fluid control manifold for membrane filtration system
US9023206B2 (en) 2008-07-24 2015-05-05 Evoqua Water Technologies Llc Frame system for membrane filtration modules
US9533261B2 (en) 2012-06-28 2017-01-03 Evoqua Water Technologies Llc Potting method
US9604166B2 (en) 2011-09-30 2017-03-28 Evoqua Water Technologies Llc Manifold arrangement
US9675938B2 (en) 2005-04-29 2017-06-13 Evoqua Water Technologies Llc Chemical clean for membrane filter
US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
US9764289B2 (en) 2012-09-26 2017-09-19 Evoqua Water Technologies Llc Membrane securement device
US9815027B2 (en) 2012-09-27 2017-11-14 Evoqua Water Technologies Llc Gas scouring apparatus for immersed membranes
US9914097B2 (en) 2010-04-30 2018-03-13 Evoqua Water Technologies Llc Fluid flow distribution device
US9925499B2 (en) 2011-09-30 2018-03-27 Evoqua Water Technologies Llc Isolation valve with seal for end cap of a filtration system
US9962865B2 (en) 2012-09-26 2018-05-08 Evoqua Water Technologies Llc Membrane potting methods
US10322375B2 (en) 2015-07-14 2019-06-18 Evoqua Water Technologies Llc Aeration device for filtration system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61120604A (en) * 1984-11-16 1986-06-07 Toshiba Corp Hollow yarn membrane filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61120604A (en) * 1984-11-16 1986-06-07 Toshiba Corp Hollow yarn membrane filter

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006074519A1 (en) * 2005-01-14 2006-07-20 Siemens Water Technologies Corp. Filtration system
US9675938B2 (en) 2005-04-29 2017-06-13 Evoqua Water Technologies Llc Chemical clean for membrane filter
US8894858B1 (en) 2005-08-22 2014-11-25 Evoqua Water Technologies Llc Method and assembly for water filtration using a tube manifold to minimize backwash
US8858796B2 (en) 2005-08-22 2014-10-14 Evoqua Water Technologies Llc Assembly for water filtration using a tube manifold to minimise backwash
JP2007229684A (en) * 2006-03-03 2007-09-13 Suga Keizo Water cleaning device
US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
US8840783B2 (en) 2007-05-29 2014-09-23 Evoqua Water Technologies Llc Water treatment membrane cleaning with pulsed airlift pump
US9573824B2 (en) 2007-05-29 2017-02-21 Evoqua Water Technologies Llc Membrane cleaning with pulsed airlift pump
US9206057B2 (en) 2007-05-29 2015-12-08 Evoqua Water Technologies Llc Membrane cleaning with pulsed airlift pump
US9023206B2 (en) 2008-07-24 2015-05-05 Evoqua Water Technologies Llc Frame system for membrane filtration modules
US8956464B2 (en) 2009-06-11 2015-02-17 Evoqua Water Technologies Llc Method of cleaning membranes
JP2011092805A (en) * 2009-10-27 2011-05-12 Panasonic Electric Works Co Ltd Filter, water treatment apparatus using the same, and method for controlling the water treatment apparatus
CN102711965A (en) * 2010-03-30 2012-10-03 东丽株式会社 Method for cleaning separation membrane module, and method for fresh water generation
WO2011122289A1 (en) 2010-03-30 2011-10-06 東レ株式会社 Method for cleaning separation membrane module, and method for fresh water generation
US9914097B2 (en) 2010-04-30 2018-03-13 Evoqua Water Technologies Llc Fluid flow distribution device
US10441920B2 (en) 2010-04-30 2019-10-15 Evoqua Water Technologies Llc Fluid flow distribution device
US9630147B2 (en) 2010-09-24 2017-04-25 Evoqua Water Technologies Llc Fluid control manifold for membrane filtration system
US9022224B2 (en) 2010-09-24 2015-05-05 Evoqua Water Technologies Llc Fluid control manifold for membrane filtration system
WO2013001914A1 (en) 2011-06-29 2013-01-03 東レ株式会社 Washing method for separation membrane module
US9604166B2 (en) 2011-09-30 2017-03-28 Evoqua Water Technologies Llc Manifold arrangement
US10391432B2 (en) 2011-09-30 2019-08-27 Evoqua Water Technologies Llc Manifold arrangement
US9925499B2 (en) 2011-09-30 2018-03-27 Evoqua Water Technologies Llc Isolation valve with seal for end cap of a filtration system
US9533261B2 (en) 2012-06-28 2017-01-03 Evoqua Water Technologies Llc Potting method
US9962865B2 (en) 2012-09-26 2018-05-08 Evoqua Water Technologies Llc Membrane potting methods
US9764289B2 (en) 2012-09-26 2017-09-19 Evoqua Water Technologies Llc Membrane securement device
US9815027B2 (en) 2012-09-27 2017-11-14 Evoqua Water Technologies Llc Gas scouring apparatus for immersed membranes
US10322375B2 (en) 2015-07-14 2019-06-18 Evoqua Water Technologies Llc Aeration device for filtration system

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