JPH0445855A - Method for transferring used ion exchange resin - Google Patents
Method for transferring used ion exchange resinInfo
- Publication number
- JPH0445855A JPH0445855A JP2152593A JP15259390A JPH0445855A JP H0445855 A JPH0445855 A JP H0445855A JP 2152593 A JP2152593 A JP 2152593A JP 15259390 A JP15259390 A JP 15259390A JP H0445855 A JPH0445855 A JP H0445855A
- Authority
- JP
- Japan
- Prior art keywords
- ion exchange
- exchange resin
- resin
- tower
- valve
- 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
- 239000003456 ion exchange resin Substances 0.000 title claims abstract description 68
- 229920003303 ion-exchange polymer Polymers 0.000 title claims abstract description 68
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 26
- 239000011347 resin Substances 0.000 abstract description 13
- 229920005989 resin Polymers 0.000 abstract description 13
- 238000001035 drying Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 101000579646 Penaeus vannamei Penaeidin-1 Proteins 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000010808 liquid waste Substances 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の目的〕
（ｇ、業」二の利用分野）
本発明は、水処理装置等で使用された使用済イオン交換
樹脂の輸送方法に関する。DETAILED DESCRIPTION OF THE INVENTION [Objective of the Invention] (G. Industry) Field of Application The present invention relates to a method for transporting used ion exchange resin used in water treatment equipment and the like.
（従来の技術）
原子力発電所等の水処理装置等においては、大量のイオ
ン交換樹脂が使用されている。(Prior Art) A large amount of ion exchange resin is used in water treatment equipment such as nuclear power plants.
イオン交換樹脂は、脱塩、再生の繰り返しにより、その
性能が劣化する。このためある時点て新品のイオン交換
樹脂に置き換える必要があり、この時使用済イオン交換
樹脂が発生する。The performance of ion exchange resin deteriorates due to repeated desalting and regeneration. Therefore, it is necessary to replace the ion exchange resin with a new one at some point, and at this time, used ion exchange resin is generated.
以下、従来の使用済イオン交換樹脂の輸送方法について
、第４図、第５図を参照して説明する。Hereinafter, a conventional method for transporting used ion exchange resin will be explained with reference to FIGS. 4 and 5.
イオン交換樹脂塔１内のスクリーン１０上にイオン交換
樹脂床６が形成されている。イオン交換樹脂塔１の頂部
には、処理水人口弁２を介して処理水が導入される。さ
らに加圧空気人口弁９を介して加圧空気が導入される様
に構成されている。さらに又、ベント弁４を介してベン
ｈ可能な様に構成されている。イオン交換樹脂塔１の下
部には、スクリーン１０’の上方に開口する廃樹脂出口
用の配管が廃樹脂出口弁７を介して設けられている。さ
らにスクリーン１０の下部に開口する処理水出口の配管
が処理水出目弁３を介して設けられ、樹脂逆洗水入口の
配管及びドレン出口の配管がそれぞれ逆洗水弁８及びド
レン弁５を介して設けられている。An ion exchange resin bed 6 is formed on a screen 10 within the ion exchange resin column 1. Treated water is introduced into the top of the ion exchange resin column 1 via a treated water population valve 2 . Further, pressurized air is introduced through a pressurized air valve 9. Furthermore, it is configured such that venting is possible via a vent valve 4. A waste resin outlet pipe that opens above the screen 10' is provided at the bottom of the ion exchange resin column 1 via a waste resin outlet valve 7. Further, a treated water outlet pipe that opens at the bottom of the screen 10 is provided via a treated water outlet valve 3, and a resin backwash water inlet pipe and a drain outlet pipe are provided with a backwash water valve 8 and a drain valve 5, respectively. It is provided through.
第４図に示す様に、まずイオン交換樹脂塔１−の処理水
人口弁２と処理水出口弁３を閉にして、イオン交換樹脂
塔１を処理水系統から切り離した状態にした後、ペン１
〜弁４とドレン弁５を開いてイオン交換樹脂床６のＪ二
１．０ｃｍ程度まで水抜きを行なう。次に第５図に示す
様に、ベント弁４とドレン弁５を閉じてから、廃樹脂出
目弁７を開いた後、逆洗水弁８及び加圧空気入口弁９を
開くと、約３ｋｇ／ｃａｇの加圧された逆洗水により、
スクリーン１０上に保持されたイオン交換樹脂床６ばほ
ぐされ流動状態となり、加圧空気人口弁９からの約３ｋ
ｇ／ ｃｉ ｇの加圧空気により、イオン交換樹脂床６
全体が上から押されるから、イオン交換樹脂が廃樹脂出
口弁７からスラリー状で流出する。As shown in FIG. 4, first, the treated water population valve 2 and treated water outlet valve 3 of the ion exchange resin column 1- are closed to disconnect the ion exchange resin column 1 from the treated water system, and then the pen 1
-Open the valve 4 and the drain valve 5 to drain water to about 1.0 cm from the ion exchange resin bed 6. Next, as shown in FIG. 5, after closing the vent valve 4 and drain valve 5, opening the waste resin outlet valve 7, and opening the backwash water valve 8 and pressurized air inlet valve 9, approximately With 3 kg/cag of pressurized backwash water,
The ion exchange resin bed 6 held on the screen 10 is loosened and becomes fluid, and approximately 3K of pressurized air is supplied from the artificial valve 9.
g/ci g of pressurized air to the ion exchange resin bed 6.
Since the entire body is pushed from above, the ion exchange resin flows out from the waste resin outlet valve 7 in the form of a slurry.
上記の操作で、使用済イオン交換樹脂の輸送は行なわれ
るが、樹脂逆洗水量（樹脂逆洗水量）は使用済イオン交
換樹脂量の約１８〜２０倍必要であり、例えば、使用済
イオン交換樹脂量５Ｍの場合、〜１００ｒｒｉ’もの大
量の排水が発生する。The used ion exchange resin is transported by the above operation, but the amount of resin backwash water (resin backwash water amount) is required to be about 18 to 20 times the amount of used ion exchange resin. In the case of a resin amount of 5M, a large amount of waste water of ~100 rri' is generated.
（発明が解決しようとする課題）
ところで、例えば商業用原子力発電施設の廃止措置時等
、−度にイオン交換樹脂全量を廃棄処あることから、従
来の方法では、〜１０００ｍ排水、即ち、放射性液体廃
棄物が発生するため、短時間に処理するのは困難である
し、また、大容量の処理装置を必要とする。(Problem to be Solved by the Invention) By the way, for example, when decommissioning a commercial nuclear power generation facility, the entire amount of ion exchange resin is disposed of at the same time. Since waste is generated, it is difficult to process it in a short period of time, and a large-capacity processing equipment is required.
本発明は、大量の放射性液体廃棄物の発生がなく、輸送
装置が簡単で、短時間で処理でき、コスＩ・血からも安
価な使用済イオン交換樹脂の輸送方法を提供することを
目的とする。The purpose of the present invention is to provide a method for transporting used ion exchange resin that does not generate a large amount of radioactive liquid waste, has a simple transport device, can be processed in a short time, and is inexpensive even in terms of cost I and blood. do.
（課題を解決するための手段）
本発明に係る使用済イオン交換樹脂輸送方法は、使用済
イオン交換樹脂を輸送する際、イオン交換樹脂塔内に収
容されたイオン交換樹脂に温風を流通させて乾燥状態に
し、その後この乾燥状態のイオン交換樹脂を吸引装置を
介してイオン交換樹脂塔外に排出して成ることを特徴と
する。(Means for Solving the Problems) The method for transporting used ion exchange resin according to the present invention involves circulating hot air through the ion exchange resin housed in an ion exchange resin column when transporting the used ion exchange resin. The method is characterized in that the ion exchange resin is brought to a dry state by drying, and then the dried ion exchange resin is discharged to the outside of the ion exchange resin column via a suction device.
（作用）
以上の様な使用済イオン交換樹脂輸送方法によれば、イ
オン交換樹脂塔等から使用済イオン交換樹脂を廃棄処理
する際、水抜きを行った後、湿潤している使用済イオン
交換樹脂に温風を流通させて流動性が良好な乾燥状態に
し、次にこの乾燥状態のイオン交換樹脂を吸引装置によ
り吸引し、イオン交換樹脂塔外に排出することができる
。(Function) According to the method for transporting used ion exchange resin as described above, when disposing of used ion exchange resin from an ion exchange resin tower, etc., after draining water, the used ion exchange resin is moistened. Hot air is passed through the resin to bring it into a dry state with good fluidity, and then the dry ion exchange resin can be sucked by a suction device and discharged outside the ion exchange resin tower.
（実施例）
以下、本発明に係る使用済イオン交換樹脂の輸送方法の
一実施例について第１図、第２図、第３図を参照して説
明する。な才ｊ、第１図、第２図。(Example) Hereinafter, an example of the method for transporting used ion exchange resin according to the present invention will be described with reference to FIGS. 1, 2, and 3. Figures 1 and 2.
第３図において、第４図、第５図と同一部分については
同一符号を付す。In FIG. 3, the same parts as in FIGS. 4 and 5 are given the same reference numerals.
第１図において、まず最初、イオン交換樹脂塔１の処理
水人口弁２と処理水出目弁３を閉にして、イオン交換樹
脂塔１を処理水系統から切り離した状態にした後、ベン
ト弁４とドレン弁５を開いて、イオン交換樹脂塔】−内
の水抜きを行なう。次に第２図に示す様にイオン交換樹
脂塔１のペン１〜弁４とドレン弁５の間に仮設の送風機
１２を設置し、イオン交換樹脂塔コー内の空気を循環で
きる様に仮設の風管１３を設ける。送風機１２を運転す
ることによす空気が循環し、短時間に温風を流通させる
ことができる。温風はエリミネータあるいは乾燥器等の
除湿器２０によって乾燥され、さらに湿潤しているイオ
ン交換樹脂を流動性が良好な乾燥状態にする。次に第３
図に示す様に送風機１２の温風によるイオン交換樹脂の
乾燥が空気輸送できる程度に進んだ後、ペン１〜弁４へ
の風管１３を開放し、マンボール１１部から真空掃除機
１４あるいは空気エゼクタ−等の吸引装置の吸引口１５
をイオン交換樹脂床６迄導き、イオン交換樹脂を真空吸
引する。In FIG. 1, first, the treated water population valve 2 and treated water outlet valve 3 of the ion exchange resin tower 1 are closed to isolate the ion exchange resin tower 1 from the treated water system, and then the vent valve is closed. 4 and drain valve 5 to drain water from the ion exchange resin column. Next, as shown in Fig. 2, a temporary blower 12 is installed between the pens 1 to 4 of the ion exchange resin column 1 and the drain valve 5, and the temporary blower 12 is installed between the pens 1 to 4 of the ion exchange resin column 1 and the drain valve 5 to circulate the air inside the ion exchange resin column. A wind pipe 13 is provided. Air is circulated by operating the blower 12, and hot air can be circulated in a short time. The warm air is dried by a dehumidifier 20 such as an eliminator or a dryer, and the wet ion exchange resin is further dried to have good fluidity. Then the third
As shown in the figure, after the ion exchange resin has been dried by the warm air from the blower 12 to the extent that it can be transported by air, the wind pipes 13 from the pen 1 to the valve 4 are opened, and from the man ball 11 to the vacuum cleaner 14 or Suction port 15 of a suction device such as an air ejector
is guided to the ion exchange resin bed 6, and the ion exchange resin is vacuum-suctioned.
吸引された使用済イオン交換樹脂は、吸引配管１６の途
中にある１〜ラツプ１７に収集される。ト・ラップ１７
はそのまま廃棄物容器として使用してもよいが、１−ラ
ップ１７に収集された使用済イオン交換樹脂を、適量ず
つ分別し、別の廃棄物容器に入れる。The used ion exchange resin that has been sucked is collected in laps 1 to 17 located in the middle of the suction piping 16. To Rap 17
may be used as a waste container as is, but the used ion exchange resin collected in the 1-wrap 17 is separated into appropriate amounts and placed in another waste container.
また、輸送空気は、高性能フィルタ１８が処理した後ス
タック１９から排気される。The transport air is also exhausted from the stack 19 after being processed by the high performance filter 18.
なお、本実施例では、空気を循環させて温風を送風して
いるが、ヒータで加温した温風を送風機で一方向に送風
することもできる。In this embodiment, warm air is blown by circulating air, but warm air heated by a heater can also be blown in one direction by a blower.
以」二に述べた様に本発明に係る、使用済イオン交換樹
脂の輸送力法によれば、温風を流通させることによって
使用済イオン交換樹脂を乾燥状態にさせて取り扱えるの
で、簡単な吸引装置によって空気輸送ができる。従って
短時間で処理することが可能であり、従来の方法のよう
に、大量の放射性液体廃棄物の発生がないので、使用済
イオン交換樹脂を廃棄処理する場合には有効である。As described in Section 2 below, according to the transport force method for used ion exchange resin according to the present invention, the used ion exchange resin can be dried and handled by circulating hot air, so that it can be handled easily by suction. The device allows pneumatic transport. Therefore, processing can be carried out in a short time, and unlike conventional methods, a large amount of radioactive liquid waste is not generated, so this method is effective when disposing of used ion exchange resins.
４、図面のｆｌ＆ Ｑｔな説明
第］図、第２図及び第３図は本発明に係る使用済イオン
交換樹脂の輸送方法の一実施例を示す図、第４図及び第
５図は従来の使用済イオン交換樹脂の輸送方法を示す図
である。4. Fl&Qt explanation of the drawings] Figures 2 and 3 are diagrams showing one embodiment of the method for transporting used ion exchange resin according to the present invention, and Figures 4 and 5 are diagrams showing an example of the method for transporting used ion exchange resin according to the present invention. FIG. 3 is a diagram showing a method for transporting used ion exchange resin.
１・・・イオン交換樹脂塔 ２・・・処理水入口弁３
・処理水出口弁 ４ ・ベント弁５・・１くレン弁
６・・イオン交換樹脂（床）
７・・・廃樹脂出口弁 ８・・・逆洗水弁９・・・
加圧空気人口弁 １０・スクリーン■］・・マンホー
ル
１３・・・風管
１５・・・吸引口
１７・・・ｌ〜タラッ
プ９・・スタック
１２・・・送風機
１４・・・真空掃除機
１６・・・吸引配管
１８・・高性能フィルタ
２０・・除湿器1... Ion exchange resin tower 2... Treated water inlet valve 3
・Processed water outlet valve 4 ・Vent valve 5...1 Refill valve 6...Ion exchange resin (bed) 7...Waste resin outlet valve 8...Backwash water valve 9...
Pressurized air population valve 10・Screen■]・・Manhole 13・Wind pipe 15・Suction port 17・l ~ gangway 9・・Stack 12・Blower 14・Vacuum cleaner 16・・Suction piping 18 ・High performance filter 20 ・Dehumidifier
Claims (1)
内に収容されたイオン交換樹脂に温風を流通させて乾燥
状態にし、その後この乾燥状態のイオン交換樹脂を吸引
装置を介してイオン交換樹脂塔外に排出して成ることを
特徴とした使用済イオン交換樹脂の輸送方法。When transporting used ion exchange resin, hot air is passed through the ion exchange resin housed in the ion exchange resin tower to dry it, and then the dried ion exchange resin is passed through a suction device to the ion exchange resin. A method for transporting used ion exchange resin characterized by discharging it outside the tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2152593A JPH0445855A (en) | 1990-06-13 | 1990-06-13 | Method for transferring used ion exchange resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2152593A JPH0445855A (en) | 1990-06-13 | 1990-06-13 | Method for transferring used ion exchange resin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0445855A true JPH0445855A (en) | 1992-02-14 |
Family
ID=15543830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2152593A Pending JPH0445855A (en) | 1990-06-13 | 1990-06-13 | Method for transferring used ion exchange resin |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445855A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007283199A (en) * | 2006-04-14 | 2007-11-01 | Chugoku Electric Power Co Inc:The | Method and apparatus for withdrawing ion exchange resin from demineralizer |
| CN104575647A (en) * | 2015-01-04 | 2015-04-29 | 上海核工程研究设计院 | Radioactive waste resin shielding transfer method and device |
| CN107293343A (en) * | 2017-06-12 | 2017-10-24 | 航天晨光股份有限公司 | The loading and unloading transporter and its conveyer method of nuclear power station spent resin |
-
1990
- 1990-06-13 JP JP2152593A patent/JPH0445855A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007283199A (en) * | 2006-04-14 | 2007-11-01 | Chugoku Electric Power Co Inc:The | Method and apparatus for withdrawing ion exchange resin from demineralizer |
| CN104575647A (en) * | 2015-01-04 | 2015-04-29 | 上海核工程研究设计院 | Radioactive waste resin shielding transfer method and device |
| CN107293343A (en) * | 2017-06-12 | 2017-10-24 | 航天晨光股份有限公司 | The loading and unloading transporter and its conveyer method of nuclear power station spent resin |
| CN107293343B (en) * | 2017-06-12 | 2019-04-12 | 航天晨光股份有限公司 | The loading and unloading transfer device and its conveyer method of nuclear power station spent resin |
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