JPH0283021A - Liquid treatment apparatus - Google Patents
Liquid treatment apparatusInfo
- Publication number
- JPH0283021A JPH0283021A JP23506988A JP23506988A JPH0283021A JP H0283021 A JPH0283021 A JP H0283021A JP 23506988 A JP23506988 A JP 23506988A JP 23506988 A JP23506988 A JP 23506988A JP H0283021 A JPH0283021 A JP H0283021A
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical container
- outlet
- liquid
- permeating
- taken out
- 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
Links
- 239000007788 liquid Substances 0.000 title claims description 48
- 239000012528 membrane Substances 0.000 claims abstract description 34
- 239000011148 porous material Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 17
- 238000004821 distillation Methods 0.000 abstract description 14
- 239000002699 waste material Substances 0.000 abstract description 9
- 239000002901 radioactive waste Substances 0.000 abstract description 4
- 239000012466 permeate Substances 0.000 abstract description 3
- 239000012510 hollow fiber Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 3
- 238000010612 desalination reaction Methods 0.000 description 3
- 238000005115 demineralization Methods 0.000 description 2
- 230000002328 demineralizing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、原子炉の周辺装置である廃液蒸留装置、宇宙
実験装置の廃液浄化装置、？２８水淡水化装置等に適用
される液体処理装置に関するものである。Detailed Description of the Invention (Field of Industrial Application) The present invention is applicable to a waste liquid distillation device which is a peripheral device of a nuclear reactor, a waste liquid purification device of a space experiment device, and a waste liquid purification device for a space experiment device. The present invention relates to a liquid processing device applied to a water desalination device or the like.
（従来の技術） 従来の廃液蒸留装置を第４図により説明すると。(Conventional technology) A conventional waste liquid distillation apparatus will be explained with reference to FIG.
（０１）が筒状容器（０４）の一端部に設けた被処理液
の入口、 （０２）が筒状容器（０４）内に充填した中
空子膜（膜ファイバー）、（０５）が筒状容器（０４）
の他端側側部に設けた透過成分の出口、 （０６）が筒
状容器（０４）の他端部に設けた濃縮液の出口、 （０
１３）が膜蒸留モジュールで、被処理液が入口（０１）
から筒状容器（０４）内へ導かれる。このとき、被処理
液中の例えば水蒸気が中空子膜（０２）を半径方向に透
過した後。(01) is the inlet of the liquid to be treated provided at one end of the cylindrical container (04), (02) is the hollow membrane (membrane fiber) filled in the cylindrical container (04), and (05) is the cylindrical Container (04)
An outlet for the permeated component provided at the side of the other end, (06) an outlet for the concentrated liquid provided at the other end of the cylindrical container (04), (0
13) is the membrane distillation module, and the liquid to be treated is at the inlet (01)
from there into the cylindrical container (04). At this time, after, for example, water vapor in the liquid to be treated passes through the hollow membrane (02) in the radial direction.
中空子膜（０２）の間を出口（０５）の方向へ導かれて
。Guided between the hollow membranes (02) in the direction of the exit (05).
同出口（０５）から筒状容器（０４）外へ取り出される
一方、中空子膜（０２）中を通過して濃縮された濃縮液
が出口（０６）から筒状容器（０４）外へ取り出される
ようになっている。The concentrated liquid that has passed through the hollow membrane (02) is taken out of the cylindrical container (04) from the outlet (06). It looks like this.
（発明が解決しようとする課題）
前記第４図に示す従来の廃液蒸留装置では、中空子膜（
０２）を半径方向に透過した透過成分が中空子膜（０２
）の間の流路、即ち、流路面積が狭く、拡散抵抗が大き
く、長さの長い流路を出口（０５）まで移動しなければ
ならず、透過成分の移動時間が長くなって、単位時間当
たりに得られる透過成分量が少ないという問題があった
。(Problems to be Solved by the Invention) In the conventional waste liquid distillation apparatus shown in FIG.
The permeated components that have passed through the hollow membrane (02) in the radial direction pass through the hollow membrane (02
), that is, the flow path area is narrow, the diffusion resistance is large, and the length of the flow path is long. There was a problem that the amount of permeated components obtained per hour was small.
本発明は前記の問題点に鑑み提案するものであり、その
目的とする処は、単位時間当たりに得られる透過成分量
を増大できる液体処理装置を提供しようとする点にある
。The present invention has been proposed in view of the above-mentioned problems, and its object is to provide a liquid treatment device that can increase the amount of permeated components obtained per unit time.
（課題を解決するための手段）
上記の目的を達成するために１本発明は、被処理液を筒
状容器内へ導いて、同筒状容器内に充填した中空子膜に
より、同中空子膜を透過する透過成分と同中空子膜中を
通過するその他の成分とに分離する液体処理装置におい
て、前記透過成分を多数の細孔を介して導入する導管を
存し、同導管を前記筒状容器内に設けている。(Means for Solving the Problems) In order to achieve the above object, the present invention introduces a liquid to be treated into a cylindrical container, and uses a hollow membrane filled in the cylindrical container to A liquid processing device that separates a permeate component that passes through a membrane and other components that pass through the hollow membrane, includes a conduit that introduces the permeate component through a number of pores, and the conduit is connected to the cylinder. It is located inside a shaped container.
（作用）
本発明の液体処理装置は前記のように構成されており、
被処理液を筒状容器の入口から筒状容器内へ導き１同被
処理液中の透過成分（例えば水蒸気）を中空子膜を半径
方向に透過させた後、導管の細孔を経て導管内へ流入さ
せ、同導管内を筒状容器の出口方向へ導いて、同出口か
ら筒状容器外へ取り出す一方、中空子膜中を通過して透
過しなかったその他の成分を筒状容器の他の出口から筒
状容器外へ取り出す。(Function) The liquid treatment device of the present invention is configured as described above,
The liquid to be treated is introduced into the cylindrical container from the inlet of the cylindrical container, and the permeated components (e.g., water vapor) in the liquid to be treated are permeated through the hollow membrane in the radial direction. The inside of the conduit is guided toward the outlet of the cylindrical container and taken out from the cylindrical container from the same outlet, while other components that have not passed through the hollow membrane are removed from the cylindrical container. Take it out of the cylindrical container from the outlet.
（実施例）
次に本発明の液体処理装置を廃液蒸留装置に適用した第
１図乃至第３図に示ず一実施例により説明すると、第３
図の（８）が原水タンク、（９）が原水ポンプ、 （１
０）が循環タンク、 （１１）が同循環タンク（１０）
のレベル計、 （１２）が膜蒸留ポンプ、 （１３）が
膜蒸留モジュール（液体処理装置）、（１４）が凝縮器
。(Example) Next, the liquid treatment device of the present invention will be explained using an example not shown in FIGS. 1 to 3 in which the liquid treatment device is applied to a waste liquid distillation device.
(8) in the diagram is the raw water tank, (9) is the raw water pump, (1
0) is the circulation tank, (11) is the same circulation tank (10)
(12) is the membrane distillation pump, (13) is the membrane distillation module (liquid processing device), and (14) is the condenser.
（１５）が真空ポンプ、 （１６）が脱塩塔ポンプ、
（１７）が脱塩塔、 （１８）が上記凝縮器（Ｉ４）の
冷却水管、 （１９）が三方弁、 （２０）が固化装置
、 （２１）が固化体、 （２２）が水蒸気管、 （２
３）が濃縮水管、 （２４）がフィルタ（２５）がヒー
ターである。また上記１ｌｔｐ＝留モジユール（液体処
理装置） （１３）の詳細を示す第１． ２図において
、（１）が被処理液の人口、（２）が筒状容器（４）内
に充填した中空子膜（膜ファイバー）で同中空子１１！
（２）には、ポリテトラフルオルエチェン、ポリプロピ
レンン等の疏水性多孔質材が使用されている。また（５
）が筒状容器（４）の他端側側部に設けた透過成分の出
口、（６）が筒状容器（４）の他端部に設けた濃縮液の
出口、（７）が筒状容器（４）内に設けた導管、（３）
が同導管（７）に設けた多数の細孔である。(15) is a vacuum pump, (16) is a desalination tower pump,
(17) is a desalination tower, (18) is a cooling water pipe of the condenser (I4), (19) is a three-way valve, (20) is a solidification device, (21) is a solidified body, (22) is a steam pipe, (2
3) is the concentrated water pipe, (24) is the filter, and (25) is the heater. Also, Section 1 which shows details of the above 1ltp = distillate module (liquid processing device) (13). In Figure 2, (1) is the population of the liquid to be treated, (2) is the hollow membrane (membrane fiber) filled in the cylindrical container (4), and the hollow membrane 11!
For (2), a hydrophobic porous material such as polytetrafluorene or polypropylene is used. Also (5
) is the outlet for the permeated component provided at the other end side of the cylindrical container (4), (6) is the outlet for the concentrated liquid provided at the other end of the cylindrical container (4), and (7) is the cylindrical outlet. conduit provided within the container (4), (3)
are the large number of pores provided in the conduit (7).
次に前記第１図乃至第３図に示す廃液蒸留装置の作用を
具体的に説明する。原水タンク（８）内の放射性廃液を
原水ポンプ（９）を経て循環タンク（１０）へ送り、同
循環タンク（１０）内の放射性廃液を膜蒸留ポンプ（１
２）を経てフィルター（２４）へ送り、ここで放射性廃
液中の懸濁物質を除去し１次いでヒータ（２５）へ送り
、ここで７０〜９５°Ｃに加熱し。Next, the operation of the waste liquid distillation apparatus shown in FIGS. 1 to 3 will be explained in detail. The radioactive waste liquid in the raw water tank (8) is sent to the circulation tank (10) via the raw water pump (9), and the radioactive waste liquid in the circulation tank (10) is sent to the membrane distillation pump (1).
2) and sent to a filter (24), where suspended solids in the radioactive waste liquid are removed, and then sent to a heater (25), where it is heated to 70-95°C.
次いで膜蒸留モジュール（液体処理装置）（１３）の入
口（１）から筒状容器（４）内へ導く。このとき。Then, it is introduced into the cylindrical container (4) through the inlet (1) of the membrane distillation module (liquid processing device) (13). At this time.
被処理液中の例えば水蒸気を中空子膜（２）を半径方向
に透過させた後、導管（７）の細孔（３）を経て導管（
７）内へ流入させ、同導管（７）内を出口（５）の方向
へ導いて、同出口（５）から筒状容器（４）外へ取り出
す一方、中空子膜（２）中を通過して？Ｎｔ ｋ、’？
ｉした濃縮液を出口（６）から筒状容器（４）外へ取り
出す。このとき、膜蒸留モジュール（１３）の二次側は
、水蒸気の透過を促進するために、 １００ｍｍＨｇ
程度以下の負圧に保持されている。また上記筒状容器（
４）の出口（５）から筒状容器（４）外へ取り出した水
蒸気を水蒸気管（２２）を経て凝縮器（１４）へ導き７
ここで冷却水管（１８）内を流れる冷却水により冷却
して凝縮し、この凝縮水を脱塩塔ポンプ（１６）−脱塩
塔（１７）を経て系外へ排出する。また上記筒状容器（
４）の出口（６）から筒状容器（４）外へ取り出した濃
縮液を三方弁（１９）を経て循環タンク（１０）へ戻す
。このとき、循環タンク（１０）の液位をレベル計（１
１）により検出し、そのとき得られる検出信号を原水ポ
ンプ（９）へ送って、原水ポンプ（９）を循環タンク（
１０）の液位に応じて駆動させたり、停止させたりして
おり、循環タンク（１０）の液位が一定に保持される。For example, water vapor in the liquid to be treated passes through the hollow membrane (2) in the radial direction, and then passes through the pores (3) of the conduit (7) to the conduit (
7) The inside of the conduit (7) is guided in the direction of the outlet (5), and taken out from the outlet (5) to the outside of the cylindrical container (4), while passing through the hollow membrane (2). do? Nt k,'?
The concentrated liquid is taken out of the cylindrical container (4) from the outlet (6). At this time, the secondary side of the membrane distillation module (13) is heated to 100 mmHg in order to promote water vapor permeation.
It is maintained at a negative pressure of less than a certain level. In addition, the above cylindrical container (
The steam taken out of the cylindrical container (4) from the outlet (5) of 4) is guided to the condenser (14) through the steam pipe (22).
Here, the water is cooled and condensed by the cooling water flowing through the cooling water pipe (18), and this condensed water is discharged to the outside of the system via the demineralization tower pump (16) and the demineralization tower (17). In addition, the above cylindrical container (
The concentrated liquid taken out of the cylindrical container (4) from the outlet (6) of 4) is returned to the circulation tank (10) via the three-way valve (19). At this time, check the liquid level in the circulation tank (10) with a level meter (1
1), the detection signal obtained at that time is sent to the raw water pump (9), and the raw water pump (9) is connected to the circulation tank (
It is driven or stopped depending on the liquid level in the circulation tank (10), and the liquid level in the circulation tank (10) is maintained constant.
また循環タンク（１０）内の溶質濃度が所定値に達する
と、三方弁（１９）を切り換えて。Moreover, when the solute concentration in the circulation tank (10) reaches a predetermined value, the three-way valve (19) is switched.
ン農縮水を同化装置（２０）へ送り、ここで固化操作を
行って、固化体（２１）を得る。The agricultural shrinkage water is sent to an assimilation device (20), where a solidification operation is performed to obtain a solidified body (21).
（発明の効果）
本発明の液体処理装置は前記のように被処理液を筒状容
器の入口から筒状容器内へ導き、同被処理液中の透過成
分（例えば水蒸気）を中空子膜を半径方向に透過させた
後、導管の細孔を経て導管内へ流入させ、同導管内を筒
状容器の出口方向へ導いて、同出口から筒状容器外へ取
り出す一方。(Effects of the Invention) As described above, the liquid treatment apparatus of the present invention guides the liquid to be treated from the inlet of the cylindrical container into the cylindrical container, and the permeated components (e.g. water vapor) in the liquid to be treated are passed through the hollow membrane. After permeating in the radial direction, it flows into the conduit through the pores of the conduit, is guided through the conduit toward the outlet of the cylindrical container, and is taken out of the cylindrical container from the outlet.
中空子膜中を通過して透過しなかったその他の成分を筒
状容器の他の出口から筒状容器外へ取り出すので、透過
成分を中空子膜の間の流路、即ち。Since other components that have not passed through the hollow membrane are taken out of the cylindrical container from the other outlet of the cylindrical container, the permeated components are transferred to the flow path between the hollow membranes.
流路面積が狭く、拡散抵抗が大きく、長さの長い流路を
出口まで移動させる必要かなく、透過成分の移動時間を
短縮できて８単位時間当たりに得られる透過成分量を増
大できる効果がある。The flow path area is narrow, the diffusion resistance is large, and there is no need to move the long flow path to the outlet, which reduces the travel time of the permeated components and increases the amount of permeated components obtained per 8 unit time. be.
第１図は本発明に係わる液体処理装置の一実施例を示す
縦断側面図、第２図はその縦断正面図。
第３図は同液体処理装置を廃液蒸留装置に適用した場合
の系統図、第４図は従来の液体処理装置を示す縦断側面
図である。
（１）・・・被処理液の入口、（２）・・・中空子膜。
（３）・・・細孔、（４）・・・筒状容器、（５）・・
・透過成分の出口、（６）・
・・・導管、（１３） ・
・その他の成分の出口、（７）
・液体処理装置。FIG. 1 is a longitudinal sectional side view showing an embodiment of a liquid processing apparatus according to the present invention, and FIG. 2 is a longitudinal sectional front view thereof. FIG. 3 is a system diagram in which the same liquid treatment device is applied to a waste liquid distillation device, and FIG. 4 is a longitudinal sectional side view showing a conventional liquid treatment device. (1)... Inlet of the liquid to be treated, (2)... Hollow membrane. (3)... Pore, (4)... Cylindrical container, (5)...
- Outlet for permeated components, (6)... Conduit, (13) - Outlet for other components, (7) - Liquid processing device.
Claims (1)
た中空子膜により、同中空子膜を透過する透過成分と同
中空子膜中を通過するその他の成分とに分離する液体処
理装置において、前記透過成分を多数の細孔を介して導
入する導管を有し、同導管を前記筒状容器内に設けたこ
とを特徴とする液体処理装置。The liquid to be treated is introduced into a cylindrical container, and separated into a permeated component that passes through the hollow membrane and other components that pass through the hollow membrane, using a hollow membrane filled in the cylindrical container. A liquid processing device characterized in that the liquid processing device has a conduit for introducing the permeated component through a large number of pores, and the conduit is provided inside the cylindrical container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23506988A JPH0283021A (en) | 1988-09-21 | 1988-09-21 | Liquid treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23506988A JPH0283021A (en) | 1988-09-21 | 1988-09-21 | Liquid treatment apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0283021A true JPH0283021A (en) | 1990-03-23 |
Family
ID=16980607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23506988A Pending JPH0283021A (en) | 1988-09-21 | 1988-09-21 | Liquid treatment apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0283021A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100770649B1 (en) * | 2006-01-03 | 2007-10-29 | (주) 피앤폴 | Silicone toothpicks |
-
1988
- 1988-09-21 JP JP23506988A patent/JPH0283021A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100770649B1 (en) * | 2006-01-03 | 2007-10-29 | (주) 피앤폴 | Silicone toothpicks |
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