JPH04216500A - Radioactive waste utilizing equipment - Google Patents
Radioactive waste utilizing equipmentInfo
- Publication number
- JPH04216500A JPH04216500A JP40239390A JP40239390A JPH04216500A JP H04216500 A JPH04216500 A JP H04216500A JP 40239390 A JP40239390 A JP 40239390A JP 40239390 A JP40239390 A JP 40239390A JP H04216500 A JPH04216500 A JP H04216500A
- Authority
- JP
- Japan
- Prior art keywords
- irradiation
- radioactive waste
- shutter
- radiation
- level radioactive
- 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
- 239000002901 radioactive waste Substances 0.000 title claims description 8
- 230000005855 radiation Effects 0.000 claims abstract description 31
- 239000002927 high level radioactive waste Substances 0.000 claims abstract description 22
- 230000001678 irradiating effect Effects 0.000 abstract description 9
- 230000005251 gamma ray Effects 0.000 abstract description 6
- 239000002826 coolant Substances 0.000 abstract description 5
- 238000005192 partition Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 abstract 1
- 230000005253 gamme decay Effects 0.000 abstract 1
- 231100001261 hazardous Toxicity 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 7
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 6
- 239000010802 sludge Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 244000005700 microbiome Species 0.000 description 4
- 235000013305 food Nutrition 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000004045 organic chlorine compounds Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 235000012015 potatoes Nutrition 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002915 spent fuel radioactive waste Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Particle Accelerators (AREA)
Abstract
Description
【０００１】［発明の目的］[Object of the invention]
【０００２】0002
【産業上の利用分野】本発明はたとえば再処理施設など
から発生する高レベルの放射性廃棄物のγ線およびその
γ線と崩壊熱を有効に利用できるように構成した放射性
廃棄物利用設備に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radioactive waste utilization facility configured to effectively utilize gamma rays and decay heat of high-level radioactive waste generated from, for example, reprocessing facilities.
【０００３】0003
【従来の技術】使用済み燃料を再処理すると、高レベル
の放射性廃棄物が多量に発生する。高レベル放射性廃棄
物は高い線量率と大きな崩壊熱を持つために放射能を外
界から隔離し、熱を除去しながら貯蔵施設において約３
０年から５０年間にわたり冷却したのち、最終処分する
ことが考えられている。BACKGROUND OF THE INVENTION When spent fuel is reprocessed, a large amount of high-level radioactive waste is generated. Because high-level radioactive waste has a high dose rate and large decay heat, the radioactivity is isolated from the outside world, and the heat is removed while it is stored in storage facilities.
The idea is to cool it down for a period of 0 to 50 years before final disposal.
【０００４】0004
【発明が解決しようとする課題】高レベル放射性廃棄物
の貯蔵施設においては高レベル放射性廃棄物のγ線をし
ゃへいし、崩壊熱を除去しながら長期間貯蔵しなければ
ならない。したがって、γ線と崩壊熱は廃棄物処分にお
いて障害となる課題がある。[Problems to be Solved by the Invention] In storage facilities for high-level radioactive waste, it is necessary to store the waste for a long period of time while shielding gamma rays and removing decay heat. Therefore, gamma rays and decay heat pose problems in waste disposal.
【０００５】本発明は上記課題を解決するためになされ
たもので、高レベル放射性廃棄物を貯蔵するだけでなく
、産業上有効かつ積極的に利用できるように放射性廃棄
物利用設備を提供することにある。［発明の構成］[0005] The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide radioactive waste utilization equipment that not only stores high-level radioactive waste but also allows it to be used industrially and actively. It is in. [Structure of the invention]
【０
００６】0
006]
【課題を解決するための手段】本発明は放射線しゃへい
体と、この放射線しゃへい体内に形成された高レベル放
射性廃棄物を収容する放射線源室と、この放射線源室に
設けられた放射線照射窓と、この放射線照射窓を開閉す
るシャッタと、前記放射線照射窓に隣接して設けられた
被照射体を収容する照射室とを具備したことを特徴とす
る。[Means for Solving the Problems] The present invention provides a radiation shield, a radiation source chamber for accommodating high-level radioactive waste formed inside the radiation shield, and a radiation irradiation window provided in the radiation source chamber. , a shutter for opening and closing the radiation irradiation window, and an irradiation chamber for accommodating an irradiated object provided adjacent to the radiation irradiation window.
【０００７】[0007]
【作用】放射線しゃへい体内の放射線源室は高レベル放
射性廃棄物から放射するγ線の場が形成される。シャッ
タを開くことによってγ線を放射線照射窓から照射室に
取り出すことができる。よって、照射室にたとえば石炭
，火力発電所からＮＯＸ やＳＯ２ を含んだ多量の廃
ガス配管を被照射体として収容し、この被照射体にγ線
を照射することによって加熱され、連続的に脱硝、脱硫
を行うことができる。[Operation] A field of gamma rays emitted from high-level radioactive waste is formed in the radiation source chamber inside the radiation shielding body. By opening the shutter, gamma rays can be extracted from the radiation irradiation window into the irradiation chamber. Therefore, a large amount of waste gas pipes containing NOX and SO2 from coal or thermal power plants, for example, are housed in the irradiation chamber as objects to be irradiated, and the objects are heated by irradiating them with gamma rays and are continuously denitrified. , desulfurization can be performed.
【０００８】また、放射線源室に熱交換器を直接取着す
ることによって高レベル放射性廃棄物からの崩壊熱を取
り込んで、熱交換器内を流れる冷却媒体を加熱すること
ができる。Furthermore, by directly attaching a heat exchanger to the radiation source chamber, decay heat from high-level radioactive waste can be taken in to heat the cooling medium flowing inside the heat exchanger.
【０００９】[0009]
【実施例】図１を参照しながら本発明に係る放射性廃棄
物利用設備の第１の実施例を説明する。Embodiment A first embodiment of a radioactive waste utilization facility according to the present invention will be described with reference to FIG.
【００１０】図１において、符号１は放射線遮蔽体で、
この放射線しゃへい体１内には放射線源室２と照射室３
とが隣接し中仕切りしゃへい体４を介して形成されてい
る。中仕切りしゃへい体４には放射線照射窓５が設けら
れており、この照射窓５を開閉するシャッタ６が設けら
れている。放射線源室２には高レベル放射性廃棄物７お
よび冷却媒体８が、照射室３には被照射体９がそれぞれ
収容されている。なお、符号１０は高レベル放射性廃棄
物７から放射されているγ線を示している。このγ線１
０はシャッタ６を開くことによって必要な時だけ照射室
３に取り出される。照射窓５にシャッタ６を設けること
により被照射体９およびそれに附属する機器の設置また
は撤去の作業を容易に行うことができる。シャッタ６の
開閉により任意な線量の照射を行うことができる。従来
の加速器では同時に複数の照射を行うことは出来ないが
、γ線を利用した本実施例では高レベル放射性棄物７を
包囲する放射線しゃへい体１内にγ線の場が形成されて
おり、シャッタ６を開くことによってγ線１０を外部に
取り出せることから複数の被照射体９を同時に照射する
ことができる。In FIG. 1, reference numeral 1 denotes a radiation shield;
Inside this radiation shielding body 1 is a radiation source chamber 2 and an irradiation chamber 3.
are adjacent to each other and are formed with a partition shield 4 interposed therebetween. The partition shield 4 is provided with a radiation irradiation window 5, and a shutter 6 for opening and closing the irradiation window 5 is provided. The radiation source chamber 2 accommodates high-level radioactive waste 7 and a cooling medium 8, and the irradiation chamber 3 accommodates an irradiated object 9. Note that the reference numeral 10 indicates gamma rays emitted from the high-level radioactive waste 7. This gamma ray 1
0 is taken out into the irradiation chamber 3 only when necessary by opening the shutter 6. By providing the shutter 6 on the irradiation window 5, it is possible to easily install or remove the irradiated object 9 and its attached equipment. By opening and closing the shutter 6, an arbitrary dose of radiation can be performed. Conventional accelerators cannot perform multiple irradiations at the same time, but in this example using gamma rays, a gamma ray field is formed within the radiation shielding body 1 surrounding the high-level radioactive waste 7. By opening the shutter 6, the γ-rays 10 can be taken out to the outside, so that a plurality of objects 9 to be irradiated can be irradiated simultaneously.
【００１１】図１では被照射体９として石炭火力発電所
等の窒素酸化物（ＮＯＸ ）や二酸化硫黄（ＳＯ２ ）
を多量に放出する施設の排煙を使用し、この排煙を流す
配管を照射室３に取着した例を示している。In FIG. 1, the irradiated object 9 is nitrogen oxides (NOX) and sulfur dioxide (SO2) from coal-fired power plants, etc.
This example shows an example in which exhaust smoke from a facility that emits a large amount of smoke is used, and piping for discharging this exhaust smoke is attached to the irradiation chamber 3.
【００１２】この例では排煙にγ線１０を照射して放出
することにより連続して脱硝，脱硫を行うことができ、
排煙にアンモニアを添加して照射すれば硝安，硫安を回
収することができる。In this example, denitrification and desulfurization can be carried out continuously by irradiating and emitting gamma rays 10 on the flue gas,
Ammonium nitrate and ammonium sulfate can be recovered by adding ammonia to flue gas and irradiating it.
【００１３】つぎに図２を参照して本発明の第２の実施
例を説明する。Next, a second embodiment of the present invention will be described with reference to FIG.
【００１４】なお、図２中図１と同一部分には同一符号
を付して重複する部分の説明を省略する。この実施例で
は高レベル放射性廃棄物７のγ線１０と崩壊熱を利用す
る設備を対象にしている。すなわち、図２に示したよう
に放射線源室２の上部壁を貫通して熱交換器１１の加熱
配管１２を接続するとともに、熱交換器１１に冷暖房シ
ステム１３の冷却配管１４を接続して、放射性廃棄物の
崩壊熱除去ル―プに冷暖房システムと結合した熱交換器
を接続している。Note that the same parts in FIG. 2 as in FIG. 1 are given the same reference numerals, and the explanation of the overlapping parts will be omitted. This embodiment targets equipment that utilizes γ-rays 10 and decay heat of high-level radioactive waste 7. That is, as shown in FIG. 2, the heating pipe 12 of the heat exchanger 11 is connected through the upper wall of the radiation source chamber 2, and the cooling pipe 14 of the air conditioning system 13 is connected to the heat exchanger 11. A heat exchanger connected to a heating and cooling system is connected to the radioactive waste decay heat removal loop.
【００１５】この実施例によればシャッタ６の開閉によ
りγ線１０を照射室３に取り出して第１の実施例で述べ
た照射を行う。また、熱交換器１１を介して冷却媒体８
を循環させることにより高レベル放射性廃棄物７の崩壊
熱を回収し、冷暖房システム１３を作動させ、照射施設
または周辺施設の冷暖房を行うことができる。According to this embodiment, the gamma rays 10 are taken out into the irradiation chamber 3 by opening and closing the shutter 6, and the irradiation described in the first embodiment is performed. Also, the cooling medium 8 is passed through the heat exchanger 11.
By circulating the waste, the decay heat of the high-level radioactive waste 7 can be recovered, and the heating and cooling system 13 can be operated to perform heating and cooling of the irradiation facility or surrounding facilities.
【００１６】なお、本発明ではつぎに述べるように被照
射体９を種々選択することによって産業上有益なものに
利用できる。Note that the present invention can be used for industrially useful purposes by selecting various types of irradiated object 9 as described below.
【００１７】（１） 上水道施設において上水原水を被
照射体９として照射室３に通水しながら照射することに
よって薬品を使用せずに水中の有機化合物を酸化分解で
き、同時に殺菌もできる。有機化合物が分解してしまう
ために発癌性のある有機塩素化合物の生成を抑制するこ
とができる。(1) In a waterworks facility, organic compounds in the water can be oxidized and decomposed without using chemicals, and sterilization can be performed at the same time by irradiating raw water as the object 9 to be irradiated while passing the water through the irradiation chamber 3. Since organic compounds decompose, the production of carcinogenic organic chlorine compounds can be suppressed.
【００１８】（２） 下水処理施設において汚泥の脱水
で生じる脱離液を被照射体９として照射室３に通水しな
がら照射することによって、生物が分解できない水中の
有機物を分解し活性汚泥処理により脱色脱臭できる。ま
た、汚泥を被照射体９として照射室３で連続またはバッ
チで照射することにより有害な微生物を殺菌し、有益な
微生物を殺菌した汚泥に植え付けることにより汚泥のコ
ンポスト化を行うことができる。(2) By irradiating the desorbed liquid produced by dewatering sludge in a sewage treatment facility as an irradiation object 9 while passing water into the irradiation chamber 3, organic matter in the water that cannot be decomposed by living organisms is decomposed and activated sludge treatment is performed. Can be decolorized and deodorized. In addition, harmful microorganisms are sterilized by irradiating sludge as an irradiation object 9 continuously or batchwise in the irradiation chamber 3, and the sludge can be composted by planting beneficial microorganisms in the sterilized sludge.
【００１９】（３） 医療器具を被照射体９として照射
室３で連続的またはバッチで照射することにより薬品を
使用せずに殺菌を行うことができる。(3) By irradiating medical instruments as irradiated objects 9 continuously or in batches in the irradiation chamber 3, sterilization can be performed without using chemicals.
【００２０】（４） 製材所等から出る木材屑や稲藁な
どの農林業から発生する有機廃棄物を被照射体９として
照射室３で連続またはバッチで照射することにより微生
物が分解しやすいようにし、有用な微生物を植え付けて
発酵させて飼料化を行うことができる。(4) Organic waste generated from agriculture and forestry, such as wood chips from sawmills and rice straw, is used as the irradiation object 9 and is irradiated continuously or in batches in the irradiation chamber 3 so that microorganisms can easily decompose it. It can be made into feed by inoculating useful microorganisms and fermenting it.
【００２１】（５） 食品を被照射体９として照射室３
で連続またはバッチで照射することにより殺菌を行うこ
とができる。薬品を使用しないので食品に毒性物質が残
留することがない。また、じゃがいもなどを被照射体９
として照射室３で連続またはバッチで照射することによ
り発芽を抑制することができる。この方法により食品の
長期保存が可能となる。(5) Irradiation chamber 3 with food as the object to be irradiated 9
Sterilization can be achieved by continuous or batch irradiation. Since no chemicals are used, no toxic substances remain in the food. In addition, potatoes etc. can be used as the irradiated object 9.
Germination can be suppressed by continuous or batch irradiation in the irradiation chamber 3. This method allows food to be preserved for a long time.
【００２２】（６） シャッタ６付きの照射室３を高レ
ベル放射性廃棄物の周りに複数配置するとともに上記各
実施例で上げた施設を併設し、各照射室ごとに個別に照
射を行うことができる。(6) A plurality of irradiation chambers 3 with shutters 6 are arranged around the high-level radioactive waste, and the facilities mentioned in each of the above embodiments are also installed, so that each irradiation chamber can be individually irradiated. can.
【００２３】[0023]
【発明の効果】本発明によれば高レベル放射性廃棄物の
処分において障害となるγ線、またはγ線と崩壊熱を産
業上有効に利用することができる。According to the present invention, gamma rays, or gamma rays and decay heat, which are an obstacle in the disposal of high-level radioactive waste, can be effectively utilized in industry.
【図１】本発明の第１の実施例における高レベル放射性
廃棄物のγ線を照射線源とする放射性廃棄物の利用設備
を示す概略的断面図。FIG. 1 is a schematic cross-sectional view showing a radioactive waste utilization facility that uses gamma rays from high-level radioactive waste as an irradiation source in a first embodiment of the present invention.
【図２】本発明の第２の実施例における高レベル放射性
廃棄物のγ線を照射線源とし崩壊熱を冷暖房に使用する
放射性廃棄物の利用設備を示す概略的断面図。FIG. 2 is a schematic cross-sectional view showing a radioactive waste utilization facility that uses gamma rays from high-level radioactive waste as an irradiation source and uses decay heat for heating and cooling in a second embodiment of the present invention.
１…遮蔽体、２…放射線源室、３…照射室、４…中仕切
りしゃへい体、５…放射線照射窓、６…シャッタ、７…
高レベル放射性廃棄物、８…冷却媒体、９…被照射体、
１０…γ線、１１…熱交換器、１２…加熱配管、１３…
冷暖房システム、１４…冷却配管。1... Shielding body, 2... Radiation source room, 3... Irradiation room, 4... Partition shielding body, 5... Radiation irradiation window, 6... Shutter, 7...
High-level radioactive waste, 8...Cooling medium, 9...Irradiated object,
10...γ-ray, 11...heat exchanger, 12...heating pipe, 13...
Heating and cooling system, 14...cooling piping.
Claims (1)
へい体内に形成された高レベル放射性廃棄物を収容する
放射線源室と、この放射線源室に設けられた放射線照射
窓と、この放射線照射窓を開閉するシャッタと、前記放
射線照射窓に隣接して設けられた被照射体を収容する照
射室とを具備したことを特徴とする放射性廃棄物利用設
備。Claim 1: A radiation shielding body, a radiation source chamber containing high-level radioactive waste formed in the radiation shielding body, a radiation irradiation window provided in the radiation source chamber, and a device for opening and closing the radiation irradiation window. What is claimed is: 1. A radioactive waste utilization facility comprising: a shutter for irradiation; and an irradiation chamber for accommodating an irradiated object, which is provided adjacent to the radiation irradiation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40239390A JPH04216500A (en) | 1990-12-14 | 1990-12-14 | Radioactive waste utilizing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40239390A JPH04216500A (en) | 1990-12-14 | 1990-12-14 | Radioactive waste utilizing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04216500A true JPH04216500A (en) | 1992-08-06 |
Family
ID=18512211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40239390A Pending JPH04216500A (en) | 1990-12-14 | 1990-12-14 | Radioactive waste utilizing equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04216500A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022129285A1 (en) | 2022-11-07 | 2024-05-08 | Vega Grieshaber Kg | Arrangement with a radiation protection container and a cooling device |
-
1990
- 1990-12-14 JP JP40239390A patent/JPH04216500A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022129285A1 (en) | 2022-11-07 | 2024-05-08 | Vega Grieshaber Kg | Arrangement with a radiation protection container and a cooling device |
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