JPH01281116A - Apparatus for filtration - Google Patents
Apparatus for filtrationInfo
- Publication number
- JPH01281116A JPH01281116A JP11007488A JP11007488A JPH01281116A JP H01281116 A JPH01281116 A JP H01281116A JP 11007488 A JP11007488 A JP 11007488A JP 11007488 A JP11007488 A JP 11007488A JP H01281116 A JPH01281116 A JP H01281116A
- Authority
- JP
- Japan
- Prior art keywords
- permeate
- filtration
- liquid
- line
- permeated
- 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.)
- Granted
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 239000012528 membrane Substances 0.000 claims abstract description 8
- 239000012466 permeate Substances 0.000 claims description 71
- 239000011550 stock solution Substances 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 16
- 238000000605 extraction Methods 0.000 claims description 15
- 239000000243 solution Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract 2
- 238000007599 discharging Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
- 239000007787 solid Substances 0.000 description 10
- 230000005856 abnormality Effects 0.000 description 9
- 238000011001 backwashing Methods 0.000 description 8
- 230000002159 abnormal effect Effects 0.000 description 7
- 239000012141 concentrate Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- DFGKGUXTPFWHIX-UHFFFAOYSA-N 6-[2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]acetyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)C1=CC2=C(NC(O2)=O)C=C1 DFGKGUXTPFWHIX-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は濾過装置に関し、特に透過液を安全に採集でき
るようにしたン濾過装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a filtration device, and more particularly to a filtration device that allows safe collection of permeate.
（従来の技術）
医薬製造２食品製造等の製造プロセスにおいては、分離
、精製あるいは濃縮等のためにｉ濾過装置が用いられて
いる。(Prior Art) In manufacturing processes such as pharmaceutical manufacturing and food manufacturing, i-filtration devices are used for separation, purification, concentration, and the like.
このようなプロセス用濾過装置としては、いわゆる平行
流ン濾過装置が採用されており、これは内蔵されたろ膜
等のか過素子によりか過容器を原液側と透過液側とに区
画し、原液側には原液供給ラインと濃縮液排出ラインと
が接続されているとともに、透過液側には透過液取出ラ
インが接続され構成されている。A so-called parallel flow filtration device is used as a filtration device for such a process, and the filtration container is divided into an undiluted solution side and a permeate side using a built-in filtration element such as a filtration membrane. A stock solution supply line and a concentrated solution discharge line are connected to the side, and a permeate extraction line is connected to the permeate side.
ン濾過時には、原液側に供給された原液の一部をン濾過
素子を介して透過液側に通過させて透過液を得るととも
に残部を濃縮液として排出し、逆洗時には透過液側から
透過液をン濾過素子を介して原液側に通過させて逆洗が
行なわれる。During filtration, a part of the stock solution supplied to the stock solution side is passed through the filtration element to the permeate side to obtain the permeate, and the remainder is discharged as a concentrated solution. During backwashing, the permeate is passed from the permeate side to the permeate side. Backwashing is performed by passing the liquid through the filtration element to the stock solution side.
上記濾過装置においては、所期通りのン濾過処理が行な
われて所定の性情を有する透過液が得られているかは定
期的に透過液をサンプリングしこれを分析して判断する
ようになっているとともに、濾過工程に先立ちン濾過流
端、差圧等をチエツクしてｉ濾過素子が正常に機能する
か否かがチエツクされるようになっている。In the above-mentioned filtration device, it is determined whether the filtration process is being carried out as planned and a permeate having predetermined characteristics is obtained by periodically sampling the permeate and analyzing it. At the same time, prior to the filtration step, the filtration flow end, differential pressure, etc. are checked to see if the filtration element is functioning properly.
（発明が解決しようとする課題）
しかしながら、上記従来のン濾過装置にあってはン濾過
工程中にン濾過素子の異常を検出するようになっておら
ず、また透過液の分析はｉ濾過工程時から所定時間経過
後に行なわれるようになっているため、例えばン濾過素
子が破損し透過液中に原液が混入した場合、その異常な
透過液がプロセス側に流。(Problems to be Solved by the Invention) However, in the conventional filtration device described above, abnormalities in the filtration element are not detected during the filtration process, and the analysis of the permeate is not performed during the filtration process. This is done after a predetermined period of time has elapsed, so if, for example, the filtration element is damaged and the undiluted solution is mixed into the permeate, the abnormal permeate will flow to the process side.
出してしまい、プロセス側での製品の品質低下を来たす
等の問題点が生じていた。This caused problems such as a decline in product quality on the process side.
特に、ｉ濾過素子としてン戸膜が用いられたときは、定
期的に行なわれる逆洗でン戸膜の損傷が起きやすいため
上記問題点が生じやすかった。In particular, when a door membrane is used as an i-filtration element, the above-mentioned problems tend to occur because the door membrane is likely to be damaged by periodic backwashing.
（課題を解決するための手段）
本発明は、上記課題に鑑み、簡単な構成によりろ過素子
の破損を速やかに検出し早急にトラブルを解消できるよ
うにしたｉ濾過装置の提供を目的とし、その構成は内蔵
されたろ膜等のン濾過素子により濾過容器を原液側と透
過液側とに区画し、原液側には原液供給ラインと濃縮液
排出ラインとが接続されるとともに、透過液側には透過
液取出ラインが接続され、原液側に供給された原液の一
部を濾過素子を介して透過液側に通過させて透過液を得
るとともに残部を濃縮液として排出するようにしたろ過
装置において、
前記透過液取出ラインに該透過液取出ラインを通過中の
透過液の懸濁物質を検出するための検出手段を設けたこ
と、
また、検出手段の下流側の透過液取出ラインに所定量の
透過液を貯溜可能なクッションタンクを介在させるとと
もに、該クッションタンクの流出側に透過液を原液側に
返送するための返送ラインを設けたことを特徴とするも
のでおる。(Means for Solving the Problems) In view of the above-mentioned problems, the present invention aims to provide an i-filtration device that can quickly detect damage to a filtration element with a simple configuration and quickly eliminate troubles. The configuration is such that the filtration container is divided into a stock solution side and a permeate side using a built-in filtration element such as a filter membrane, and a stock solution supply line and a concentrate discharge line are connected to the stock solution side, and a filter is connected to the permeate side. In a filtration device to which a permeate extraction line is connected, a part of the stock solution supplied to the stock solution side is passed through a filtration element to the permeate side to obtain a permeate, and the remainder is discharged as a concentrated solution, The permeate extraction line is provided with a detection means for detecting suspended matter in the permeate passing through the permeate extraction line, and a predetermined amount of permeate is provided in the permeate extraction line downstream of the detection means. A cushion tank capable of storing liquid is interposed therebetween, and a return line for returning the permeated liquid to the stock liquid side is provided on the outflow side of the cushion tank.
（作用）
本発明は、透過液が透過液取出ラインを通過する際、検
出手段により透過液中の懸濁物質（ＳＳ）が監視されて
その性情が検出されるように作用する。(Function) The present invention operates in such a way that when the permeate passes through the permeate extraction line, the suspended solids (SS) in the permeate are monitored by the detection means and their properties are detected.
（実施例）
以下、本発明装置の一実施例を図面に基づいて説明する
。(Example) Hereinafter, an example of the apparatus of the present invention will be described based on the drawings.
図面は、本発明装置の概略構成を示すフローシートであ
って、ン濾過素子としてのン戸膜１により原液側２．透
過液側３に区画された複数のｉ濾過容器Ｆ１〜Ｆｎが原
液供給ライン４および濃縮液排出ライン５間に並列に接
続されている。The drawing is a flow sheet showing a schematic configuration of the apparatus of the present invention, in which a membrane 1 serving as a filtration element is used to filter the undiluted liquid side 2. A plurality of i-filtration vessels F1 to Fn partitioned on the permeate side 3 are connected in parallel between the stock solution supply line 4 and the concentrate discharge line 5.
各ン濾過容器Ｆ１〜Ｆｎの透過液側３には後述の制御器
により制御される自動弁６を有する透過液取出ライン７
が接続されているとともに、この透過液取出ライン７に
は透過液に含有されるＳＳを検出し、その性情を検出す
るための検出手段としてのサイトグラス８が介在されて
いる。On the permeate side 3 of each of the filtration vessels F1 to Fn, there is a permeate take-out line 7 having an automatic valve 6 controlled by a controller to be described later.
is connected to this permeate extraction line 7, and a sight glass 8 is interposed as a detection means for detecting SS contained in the permeate and its properties.
サイトグラス８の一側には光源９および受光部１０が設
けられているとともに、他側には鏡面１１が設けられて
おり、光源９から発生した光を鏡面１１で反射し、この
反射光を受光部１０で受光できるように配置されている
。A light source 9 and a light receiving section 10 are provided on one side of the sight glass 8, and a mirror surface 11 is provided on the other side.The light generated from the light source 9 is reflected by the mirror surface 11, and this reflected light is It is arranged so that the light receiving section 10 can receive the light.
したがって、透過液中にＳＳが含まれているとその含有
量に従った受光量が受光部１０で検出され、その検出信
号は後述の制御器へ送出されるように構成されている。Therefore, if the permeated liquid contains SS, the amount of light received according to the content is detected by the light receiving section 10, and the detection signal is sent to a controller to be described later.
なお、サイトグラス８内を通過する透過液温が低く、サ
イトグラス表面に曇りが生じる場合には、サイトグラス
表面に温風を吹付けるようにし、あるいはサイトグラス
表面に曇り止めのフィルムを巻き付けて、透過液の性情
を常に正確に検出できるようにしておくことが必要であ
る。If the temperature of the permeated liquid passing through the sight glass 8 is low and the sight glass surface becomes cloudy, blow hot air onto the sight glass surface or wrap an anti-fog film around the sight glass surface. It is necessary to be able to accurately detect the properties of the permeate at all times.
本実施例では、複数の垣過器Ｆ、〜Ｆｎ、白動弁６およ
びサイトグラス８が１セツトで１個のｉ濾過部Ａ１を形
成し、これと同様のン濾過部Ａ２．Ａ３が並列に設けら
れ、ン濾過処理量が大きくとれるように構成されている
。In this embodiment, one set of a plurality of filters F, ~Fn, white valve 6, and sight glass 8 forms one i-filtration section A1, and a similar filter section A2. A3 are provided in parallel, and are configured so that a large amount of filtration can be obtained.
各濾過部Ａ１〜Ａ３からの透過液は、ヘッダ管１２を介
して透過液を所定量貯溜可能な容積を有するクッション
タンク１３に導入された後、自動弁１４を介在したプロ
セスライン１２′を経てプロセス側へ送出される。また
、クッションタンク１３には加圧ガス供給手段１５が接
続されていて、後述の制御器からの信号により制御され
るように形成されている。The permeated liquid from each of the filtration sections A1 to A3 is introduced into a cushion tank 13 having a volume capable of storing a predetermined amount of permeated liquid via a header pipe 12, and then passed through a process line 12' via an automatic valve 14. Sent to the process side. Further, a pressurized gas supply means 15 is connected to the cushion tank 13, and is configured to be controlled by a signal from a controller to be described later.
クッションタンク１３の下流側で、かつ自動弁１４の手
前のプロセスライン１２−からは、自動弁１６を介在し
原液タンクを兼用した循環槽Ｔへ接続された、すなわら
原液側に接続された返送ライン１７が設けられている。On the downstream side of the cushion tank 13 and in front of the automatic valve 14, the process line 12- is connected to a circulation tank T that also serves as a stock solution tank through an automatic valve 16, that is, connected to the stock solution side. A return line 17 is provided.
制御器１８は、プログラマブルコントローラを中心に構
成されていて、濾過装置全体を統轄的に制御するもので
あって、そのプログラムメモリには一定の濾過工程時間
毎に一定の逆洗時間がセットされている。例えば５〜３
０分の濾過時間毎に５〜３０秒間の逆洗が行なわれるよ
うにセットされている。The controller 18 is mainly composed of a programmable controller and centrally controls the entire filtration device, and has a program memory set with a fixed backwash time for each fixed filtration process time. There is. For example 5-3
It is set so that backwashing is performed for 5 to 30 seconds every 0 minutes of filtration time.
制御器１８には、サイトグラス８に設けられた受光部１
０で検出された透過液の性情の信号が入力され、かつこ
れら信号を基に自動弁６，１４および１６がオン−オフ
制御されるように形成されている。The controller 18 includes a light receiving section 1 provided in the sight glass 8.
The automatic valves 6, 14, and 16 are configured to be controlled to turn on and off based on input signals indicating the properties of the permeate detected at 0, and based on these signals.
以上の構成からなる本実施例においては、濾過工程時に
循環槽Ｔからの原液が加圧ポンプＰにより加圧され、各
濾過部Ａ１〜Ａ３の各ン濾過容器Ｆ１〜Ｆｎの原液側２
に原液供給ライン４から供給されると、原液の一部は滑
脱１を介して透過液側３に通過し、残部は濃縮液排出ラ
イン５を介して再び循環槽Ｔへ循環される。In this embodiment having the above configuration, the stock solution from the circulation tank T is pressurized by the pressurizing pump P during the filtration process, and the stock solution side 2 of each of the filtration vessels F1 to Fn of each of the filtration units A1 to A3 is
When the stock solution is supplied from the stock solution supply line 4, a part of the stock solution passes through the slider 1 to the permeate side 3, and the remainder is circulated to the circulation tank T again via the concentrate discharge line 5.
透過液側３の透過液は透過液取出ライン７、サイトグラ
ス８．ヘッダ管１２．クッションタンク１３およびプロ
セスライン１２′を介してプロセス側へ送出される。The permeate on the permeate side 3 is transferred to a permeate take-out line 7, a sight glass 8. Header pipe 12. It is delivered to the process side via the cushion tank 13 and process line 12'.
濾過工程中に、例えば濾過容器１丁のン戸膜１が破損し
て透過液にＳＳが混入し異常が発生したとき、その異常
はサイトグラス８を流れる際その透過液中のＳＳが受光
部１０により検出され、その検出信号は制御器１８に送
出される。制御器１８ではその検出信号に基づき自動弁
１４を閉および自動弁１６を開にしプロセス側への透過
液の送出を止めるとともにその透過液は返送ライン１７
を介して循環槽Ｔへ返送される。During the filtration process, for example, when the membrane 1 of one filtration container is damaged and SS is mixed into the permeate and an abnormality occurs, the abnormality will occur when the SS in the permeate flows through the sight glass 8. 10 , and the detection signal is sent to the controller 18 . Based on the detection signal, the controller 18 closes the automatic valve 14 and opens the automatic valve 16 to stop sending out the permeate to the process side, and the permeate is transferred to the return line 17.
It is returned to the circulation tank T via.
この際、サイトグラス８で異常が検出開始された最初の
透過液が自動弁１４に達する前に自動弁１６が切換ねり
、その異常な透過液がプロセス側に流出するおそれはな
い。なぜならば、その異常な透過液はクッションタンク
１３で一時的に滞留されるからである。At this time, the automatic valve 16 is switched before the first permeated liquid whose abnormality is detected by the sight glass 8 reaches the automatic valve 14, and there is no risk that the abnormal permeated liquid will flow out to the process side. This is because the abnormal permeate is temporarily retained in the cushion tank 13.
なお、サイトグラス８での異常検出は、透過液に単に気
泡が混入しているときも検出されるので、この異常検出
時間が数秒間継続したとぎに自動弁１４および１６が制
御されるように構成することができる。この場合でも、
クッションタンク１３で透過液が一時的に滞留されるの
でプロセス側への異常な透過液の流出は防止できる。Note that the sight glass 8 detects an abnormality even when air bubbles are simply mixed in the permeated liquid, so the automatic valves 14 and 16 are controlled after this abnormality detection time continues for several seconds. Can be configured. Even in this case,
Since the permeate is temporarily retained in the cushion tank 13, abnormal outflow of the permeate to the process side can be prevented.
異常が発生した場合は、その異常のン濾過容器を含むン
濾過部の通液を止めて修理した俊再びｉ濾過工程かを開
始される。If an abnormality occurs, the filtration step is restarted as soon as the abnormality is repaired by stopping the flow of liquid through the filtration section including the filtration container.
ン濾過工程が所定時間経過したとき、加圧ガス供給手段
１５に開始信号が送出されるとともに、ン濾過部Ａ２お
よびＡ３の自動弁６に閉信号が送出される。これにより
クッションタンク１３には加圧ガスが供給されクッショ
ンタンク１３内の透過液は加圧される。加圧された透過
液はヘッダ管１２゜サイトグラス８．ン濾過部Ａ）の自
動弁６および透過液取出ライン７を介してン濾過部Ａ１
の各ｉ濾過容器Ｆ１〜Ｆｎの透過液側３に供給されン戸
ＩＩ！１を介して原液側２に通過して逆洗し、ここから
濃縮液排出ライン５へ排出される。When the filtration process has elapsed for a predetermined period of time, a start signal is sent to the pressurized gas supply means 15, and a close signal is sent to the automatic valves 6 of the filtration sections A2 and A3. As a result, pressurized gas is supplied to the cushion tank 13, and the permeate in the cushion tank 13 is pressurized. The pressurized permeate is passed through the header tube 12° and the sight glass 8. filtration section A1 via the automatic valve 6 of the filtration section A) and the permeate extraction line 7.
The permeate side 3 of each of the filtration vessels F1 to Fn is supplied to the door II! 1 to the stock side 2 for backwashing, from where it is discharged to the concentrate discharge line 5.
加圧ガスが所定時間供給されると、制御器１８からの指
令により加圧ガスの供給が停止され、このためクッショ
ンタンク１３内の圧力は低下して逆洗が終了し、再び濾
過部Ａ＋の濾過工程が開始される。After the pressurized gas has been supplied for a predetermined period of time, the supply of pressurized gas is stopped by a command from the controller 18, and as a result, the pressure inside the cushion tank 13 is reduced, and backwashing is completed, and the filtration section A+ is restarted. The filtration process begins.
次いで、同様に濾過部Ａ２の逆洗が開始され、最後にン
濾過部Ａ３の逆洗が行なわれる。なお、Ａ４．Ａ２およ
びＡ３は同時に逆洗を行なうようにしてもよい。Next, backwashing of the filtration section A2 is started in the same manner, and finally, backwashing of the filtration section A3 is performed. In addition, A4. A2 and A3 may be backwashed at the same time.
以上の実施例においては、透過液取出ラインにサイトグ
ラスおよびクッションタンクを設けるとともに、クッシ
ョンタンクの流出側には返送ラインを設【プるように構
成したので、サイトグラスで透過液中のＳＳが検出され
たときは、その透過液を速やかに返送ラインを介して循
環槽へ返送し、プロセス側へ流出するのを完全に停止す
ることができる。In the above embodiment, a sight glass and a cushion tank were provided in the permeate extraction line, and a return line was installed on the outflow side of the cushion tank, so the sight glass could remove SS in the permeate. When detected, the permeated liquid can be promptly returned to the circulation tank via the return line, and the flow to the process side can be completely stopped.
したがって、異常な透過液がプロセス側へ送出されず、
プロセス側での製品の品質低下等を未然に防止できる効
果がある。Therefore, abnormal permeate is not sent to the process side,
This has the effect of preventing product quality deterioration on the process side.
なお、上述の実施例ではサイトグラス内を流れる透過液
中に含まれるＳＳを光センサを利用したが、これを超音
波粒子測定モニタ等の液中のＳＳを検出できるものなら
いずれの検出手段を採用することもできる。In the above embodiment, an optical sensor was used to detect SS contained in the permeated liquid flowing through the sight glass, but any detection means that can detect SS in the liquid, such as an ultrasonic particle measurement monitor, may be used. It can also be adopted.
また、濾過装置として滑脱の例を示したが、多孔質フィ
ルタ等の周知の濾過素子を採用することができる。さら
に、涌過部を３セット並列としたが、これを１セツトと
することもでき、また１セツト中に多数の濾過容器を設
けることなく単一の濾過容器とすることも可能でおる。Moreover, although an example of a slip-off type filter is shown as a filter device, a well-known filter element such as a porous filter can be used. Furthermore, although three sets of the filtering parts are arranged in parallel, they can be arranged as one set, and one set can also be made into a single filtering container without providing a large number of filtering containers.
（効果）
本発明は、透過液取出ライン中にそのラインを通過する
透過液のＳＳを検出するための検出手段を設けるように
構成したため、その検出手段で異常が検出されたときプ
ロセス側への透過液の流出を停止でき、プロセス側での
製品の品質低下を未然に防止することができる。(Effects) The present invention is configured to include a detection means for detecting the SS of the permeate passing through the line in the permeate extraction line, so when an abnormality is detected by the detection means, the process side is It is possible to stop the outflow of the permeate, and it is possible to prevent product quality deterioration on the process side.
さらに検出手段の下流側にクッションタンクを設けると
ともにそのクッションタンクの下流側に原液側へ接続さ
れた返送ラインを設けるようにしたため、異常な透過液
が検出手段で検出されたときその透過液を一時的に滞預
することができ、その間に透過液の流出を返送ラインに
切換えることができるので、異常な透過液がプロセス側
へ送出されるのを完全に防止できる。Furthermore, a cushion tank is provided downstream of the detection means, and a return line connected to the raw liquid side is provided downstream of the cushion tank, so that when abnormal permeate is detected by the detection means, the permeate can be temporarily removed. During this period, the outflow of the permeate can be switched to the return line, so abnormal permeate can be completely prevented from being sent to the process side.
図面は本発明装置の概略構成を示すフローシートである
。
１・・・枦ｍ＜ン濾過素子）
２・・・原液側
３・・・透過液側
４・・・原液供給ライン
５・・・濃縮排出ライン
６．１４．１６・・・自動弁
７・・・透過液取出ライン
８・・・サイトグラス（検出手段）
９・・・発光部
１０・・・受光部
１１・・・鏡面
１３・・・クッションタンク
１７・・・返送ライン
１８・・・制御器
Ａ、〜Ａ３・・・を濾過部
Ｆ、〜Ｆｎ・・・ン濾過容器
Ｔ・・・循環槽
Ｐ・・・加圧ポンプThe drawing is a flow sheet showing a schematic configuration of the apparatus of the present invention. 1... filtration element) 2... Stock solution side 3... Permeate side 4... Stock solution supply line 5... Concentration discharge line 6.14.16... Automatic valve 7. ... Permeate extraction line 8 ... Sight glass (detection means) 9 ... Light emitting section 10 ... Light receiving section 11 ... Mirror surface 13 ... Cushion tank 17 ... Return line 18 ... Control filtration unit F, ~Fn... filtration container T... circulation tank P... pressure pump
Claims (1)
側と透過液側とに区画し、原液側には原液供給ラインと
濃縮液排出ラインとが接続されるとともに、透過液側に
は透過液取出ラインが接続され、原液側に供給された原
液の一部をろ過素子を介して透過液側に通過させて透過
液を得るとともに残部を濃縮液として排出するようにし
たろ過装置において、前記透過液取出ラインに該透過液
取出ラインを通過中の透過液の懸濁物質を検出するため
の検出手段を設けたことを特徴とするろ過装置。 ２、検出手段の下流側の透過液取出ラインに所定量の透
過液を貯溜可能なクッションタンクを介在させるととも
に、該クッションタンクの流出側に透過液を原液側に返
送するための返送ラインを設けたことを特徴とするろ過
装置。[Claims] 1. The filtration container is divided into an undiluted solution side and a permeated solution side by a built-in filtration element such as a filter membrane, and a undiluted solution supply line and a concentrated solution discharge line are connected to the undiluted solution side, and A permeate extraction line is connected to the permeate side, and a part of the stock solution supplied to the stock liquid side is passed through the filtration element to the permeate side to obtain the permeate, and the remainder is discharged as a concentrated liquid. A filtration device characterized in that the permeate extraction line is provided with a detection means for detecting suspended matter in the permeate passing through the permeate extraction line. 2. A cushion tank capable of storing a predetermined amount of permeate is interposed in the permeate extraction line on the downstream side of the detection means, and a return line for returning the permeate to the stock solution side is provided on the outflow side of the cushion tank. A filtration device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63110074A JPH082407B2 (en) | 1988-05-06 | 1988-05-06 | ▲ Ro ▼ Passing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63110074A JPH082407B2 (en) | 1988-05-06 | 1988-05-06 | ▲ Ro ▼ Passing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01281116A true JPH01281116A (en) | 1989-11-13 |
| JPH082407B2 JPH082407B2 (en) | 1996-01-17 |
Family
ID=14526380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63110074A Expired - Lifetime JPH082407B2 (en) | 1988-05-06 | 1988-05-06 | ▲ Ro ▼ Passing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH082407B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07116659A (en) * | 1993-10-21 | 1995-05-09 | Cosmo Bio:Kk | Water purifying device |
| JP2003024938A (en) * | 2001-07-10 | 2003-01-28 | Japan Organo Co Ltd | Membrane filter system and operation method therefor |
| JP2007105567A (en) * | 2005-10-11 | 2007-04-26 | Takenaka Komuten Co Ltd | Muddy water treatment system |
| JP2009285653A (en) * | 2009-07-13 | 2009-12-10 | Hitachi Plant Technologies Ltd | Filtration and purification system |
| JP2010042368A (en) * | 2008-08-14 | 2010-02-25 | Fujifilm Finechemicals Co Ltd | Method and apparatus for solid-liquid separation |
| EP3895789A4 (en) * | 2018-12-12 | 2022-08-10 | Kubota Corporation | Membrane defect inspection method and membrane defect inspection device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS614721U (en) * | 1984-06-13 | 1986-01-13 | 黄桜酒造株式会社 | liquid filtration device |
-
1988
- 1988-05-06 JP JP63110074A patent/JPH082407B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS614721U (en) * | 1984-06-13 | 1986-01-13 | 黄桜酒造株式会社 | liquid filtration device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07116659A (en) * | 1993-10-21 | 1995-05-09 | Cosmo Bio:Kk | Water purifying device |
| JP2003024938A (en) * | 2001-07-10 | 2003-01-28 | Japan Organo Co Ltd | Membrane filter system and operation method therefor |
| JP2007105567A (en) * | 2005-10-11 | 2007-04-26 | Takenaka Komuten Co Ltd | Muddy water treatment system |
| JP2010042368A (en) * | 2008-08-14 | 2010-02-25 | Fujifilm Finechemicals Co Ltd | Method and apparatus for solid-liquid separation |
| JP2009285653A (en) * | 2009-07-13 | 2009-12-10 | Hitachi Plant Technologies Ltd | Filtration and purification system |
| EP3895789A4 (en) * | 2018-12-12 | 2022-08-10 | Kubota Corporation | Membrane defect inspection method and membrane defect inspection device |
| US11890581B2 (en) | 2018-12-12 | 2024-02-06 | Kubota Corporation | Membrane defect inspection method and membrane defect inspection device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH082407B2 (en) | 1996-01-17 |
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