JPS608479B2 - 原子炉構造部品の化学的汚染除去方法 - Google Patents
原子炉構造部品の化学的汚染除去方法Info
- Publication number
- JPS608479B2 JPS608479B2 JP3515077A JP3515077A JPS608479B2 JP S608479 B2 JPS608479 B2 JP S608479B2 JP 3515077 A JP3515077 A JP 3515077A JP 3515077 A JP3515077 A JP 3515077A JP S608479 B2 JPS608479 B2 JP S608479B2
- Authority
- JP
- Japan
- Prior art keywords
- nuclear reactor
- structural parts
- decontamination
- aqueous solution
- chemical decontamination
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 13
- 238000009390 chemical decontamination Methods 0.000 title claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 15
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 238000005202 decontamination Methods 0.000 claims description 6
- 230000003588 decontaminative effect Effects 0.000 claims description 5
- 150000007524 organic acids Chemical class 0.000 claims description 5
- SHZFVLZWUVDCEN-UHFFFAOYSA-N 2-hydroxypropane-1,2,3-tricarboxylic acid;oxalic acid Chemical compound OC(=O)C(O)=O.OC(=O)CC(O)(C(O)=O)CC(O)=O SHZFVLZWUVDCEN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 235000005985 organic acids Nutrition 0.000 claims description 3
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000008367 deionised water Substances 0.000 claims description 2
- 229910021641 deionized water Inorganic materials 0.000 claims description 2
- 238000007654 immersion Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 6
- 230000002285 radioactive effect Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 208000021825 aldosterone-producing adrenal cortex adenoma Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001293 incoloy Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- OVTGBRJNJIJXNF-UHFFFAOYSA-N C(CC(O)(C(=O)[O-])CC(=O)[O-])(=O)[O-].[OH-].[NH4+].[NH4+].[NH4+].[NH4+] Chemical compound C(CC(O)(C(=O)[O-])CC(=O)[O-])(=O)[O-].[OH-].[NH4+].[NH4+].[NH4+].[NH4+] OVTGBRJNJIJXNF-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910001055 inconels 600 Inorganic materials 0.000 description 1
- 229910001090 inconels X-750 Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
- G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
- G21F9/004—Decontamination of the surface of objects with chemical or electrochemical processes of metallic surfaces
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/30—Processing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762613351 DE2613351C3 (de) | 1976-03-29 | 1976-03-29 | Verfahren zur chemischen Dekontamination von metallischen Bauteilen von Kernreaktoranlagen |
| DE2613351.7 | 1976-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52118200A JPS52118200A (en) | 1977-10-04 |
| JPS608479B2 true JPS608479B2 (ja) | 1985-03-02 |
Family
ID=5973754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3515077A Expired JPS608479B2 (ja) | 1976-03-29 | 1977-03-29 | 原子炉構造部品の化学的汚染除去方法 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS608479B2 (enExample) |
| CH (1) | CH626741A5 (enExample) |
| DE (1) | DE2613351C3 (enExample) |
| FR (1) | FR2346819A1 (enExample) |
| GB (1) | GB1572867A (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2847780C2 (de) * | 1978-11-03 | 1984-08-30 | Kraftwerk Union AG, 4330 Mülheim | Verfahren zur chemischen Dekontamination von metallischen Bauteilen von Kernreaktoranlagen |
| JPS5813879B2 (ja) * | 1979-02-20 | 1983-03-16 | 日立造船株式会社 | キャスク除染方法 |
| DE2910708C2 (de) * | 1979-03-19 | 1986-07-24 | Kraftwerk Union AG, 4330 Mülheim | Verfahren zum Reinigen einer Mischvorrichtung zum Einbetten radioaktiver Abfälle in erhitztes Bitumen |
| EP0032416B2 (en) * | 1980-01-08 | 1987-06-16 | Central Electricity Generating Board | Descaling process |
| JPS58174900A (ja) * | 1982-04-07 | 1983-10-13 | 三菱重工業株式会社 | 原子力構成機器材の除染方法 |
| JPS5937498A (ja) * | 1982-08-25 | 1984-02-29 | 株式会社日立製作所 | 放射性物質の付着抑制機能を備えた原子力プラント |
| US4587043A (en) * | 1983-06-07 | 1986-05-06 | Westinghouse Electric Corp. | Decontamination of metal surfaces in nuclear power reactors |
| EP0180826B1 (de) * | 1984-10-31 | 1990-07-11 | Siemens Aktiengesellschaft | Verfahren zur chemischen Dekontamination von Grosskomponenten und Systemen aus metallischen Werkstoffen von Kernreaktoren |
| FR2585817B1 (fr) * | 1985-08-05 | 1989-08-25 | Framatome Sa | Procede et dispositif de traitement de surface pour les echangeurs de chaleur |
| BE904139A (nl) * | 1986-01-30 | 1986-05-15 | Lemmens Godfried | Werkwijze voor de decontaminatie van radioaktief besmette materialen. |
| GB8613522D0 (en) * | 1986-06-04 | 1986-07-09 | British Nuclear Fuels Plc | Technetium decontamination |
| JP2507478B2 (ja) * | 1987-09-28 | 1996-06-12 | 株式会社東芝 | 放射性廃棄物の除染システム |
| ES2045298T3 (es) * | 1988-08-24 | 1994-01-16 | Siemens Ag | Procedimiento para la descontaminacion quimica de la superficie de un componente metalico de una instalacion de reactor nuclear. |
| FR2644618B1 (fr) * | 1989-03-14 | 1994-03-25 | Commissariat A Energie Atomique | Procede de decontamination de surfaces metalliques, notamment de parties constitutives d'un reacteur nucleaire a eau sous pression, et solutions de decontamination utilisees dans ce procede |
| DE4131766A1 (de) * | 1991-09-24 | 1993-03-25 | Siemens Ag | Verfahren zur dekontamination des primaerkreises eines kernkraftwerkes |
| US5516415A (en) * | 1993-11-16 | 1996-05-14 | Ontario Hydro | Process and apparatus for in situ electroforming a structural layer of metal bonded to an internal wall of a metal tube |
| DE19546789A1 (de) * | 1995-12-14 | 1997-06-19 | Siemens Ag | Verfahren zur Verwertung kontaminierter Metallteile |
| RU2126182C1 (ru) * | 1998-01-06 | 1999-02-10 | Государственное предприятие Ленинградская атомная электростанция им.В.И.Ленина | Способ дезактивации внутренних поверхностей оборудования ядерного реактора |
| DE19851852A1 (de) * | 1998-11-10 | 2000-05-11 | Siemens Ag | Verfahren zur Dekontamination einer Oberfläche eines Bauteiles |
| JP3977963B2 (ja) | 1999-09-09 | 2007-09-19 | 株式会社日立製作所 | 化学除染方法 |
| RU2245587C1 (ru) * | 2003-05-15 | 2005-01-27 | Федеральное государственное унитарное предприятие "Российский государственный концерн по производству электрической и тепловой энергии на атомных станциях" - Концерн "Росэнергоатом" | Способ дезактивации контура многократной принудительной циркуляции энергетического ядерного реактора |
| CN113737191A (zh) * | 2021-08-19 | 2021-12-03 | 中国辐射防护研究院 | 一种低碳马氏体镍铬不锈钢的去污方法 |
-
1976
- 1976-03-29 DE DE19762613351 patent/DE2613351C3/de not_active Expired
-
1977
- 1977-03-03 GB GB909377A patent/GB1572867A/en not_active Expired
- 1977-03-07 CH CH278977A patent/CH626741A5/de not_active IP Right Cessation
- 1977-03-28 FR FR7709221A patent/FR2346819A1/fr active Granted
- 1977-03-29 JP JP3515077A patent/JPS608479B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1572867A (en) | 1980-08-06 |
| DE2613351A1 (de) | 1977-10-13 |
| FR2346819B1 (enExample) | 1982-11-19 |
| CH626741A5 (en) | 1981-11-30 |
| DE2613351B2 (de) | 1981-07-16 |
| JPS52118200A (en) | 1977-10-04 |
| DE2613351C3 (de) | 1982-03-25 |
| FR2346819A1 (fr) | 1977-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS608479B2 (ja) | 原子炉構造部品の化学的汚染除去方法 | |
| US4226640A (en) | Method for the chemical decontamination of nuclear reactor components | |
| US3013909A (en) | Method of chemical decontamination of stainless steel nuclear facilities | |
| US5045273A (en) | Method for chemical decontamination of the surface of a metal component in a nuclear reactor | |
| KR850000732A (ko) | 원자로에서의 금속 표면 오염제거 방법 및 장치 | |
| JP5651754B2 (ja) | 金属表面固着性放射能汚染酸化膜除去のための錯化剤非含有化学除染剤及びそれを用いた化学除染方法 | |
| US5093073A (en) | Process for the decontamination of surfaces | |
| JPS601600B2 (ja) | 原子炉構造部品の化学的汚染除去方法 | |
| EP0032416A2 (en) | Descaling process | |
| JP2015004675A (ja) | 金属表面の高放射性酸化物層を除去するための酸化除染剤およびそれを用いた酸化除染方法 | |
| JPH0380279B2 (enExample) | ||
| JP2002513163A (ja) | 金属部品の放射能レベルの低下方法 | |
| JPH0310920B2 (enExample) | ||
| US3080323A (en) | Composition for radioactive decontamination and descaling of cobalt alloys | |
| KR930005582B1 (ko) | 금속 표면의 오염 제거방법 | |
| US5093072A (en) | Process for the radioactive decontamination of metal surfaces, particularly portions of primary circuits of water-cooled nuclear reactors | |
| JP2015152562A (ja) | 化学除染方法 | |
| CA2350214C (en) | Process for the decontamination of a surface of a component | |
| JPH0699193A (ja) | 化学除染方法 | |
| JPH0480357B2 (enExample) | ||
| US5901368A (en) | Radiolysis-assisted decontamination process | |
| JP3417296B2 (ja) | 除染方法 | |
| JP6591225B2 (ja) | 除染方法 | |
| JPH01269090A (ja) | 加圧水型原子力プラント停止時のクラッド溶解法 | |
| KR900003610B1 (ko) | 원자로에서의 오염된 금속표면 제거방법 |