JPS601600B2 - 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: JPS601600B2
Authority: JP; Japan
Prior art keywords: solution; acid; decontamination; suspension; organic
Prior art date: 1978-11-03
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

Application number

JP14272279A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5566800A (en

Inventor

ホルストオツト−・ベルトホルト

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Kraftwerk Union AG

Original Assignee

Kraftwerk Union AG

Priority date (The priority date 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 date listed.)

1978-11-03

Filing date

1979-11-02

Publication date

1985-01-16

1979-11-02 Application filed by Kraftwerk Union AG filed Critical Kraftwerk Union AG

1980-05-20 Publication of JPS5566800A publication Critical patent/JPS5566800A/ja

1985-01-16 Publication of JPS601600B2 publication Critical patent/JPS601600B2/ja

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims description 35
238000009390 chemical decontamination Methods 0.000 title 1
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 33
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 30
238000011282 treatment Methods 0.000 claims description 19
238000005202 decontamination Methods 0.000 claims description 17
230000003588 decontaminative effect Effects 0.000 claims description 16
239000000725 suspension Substances 0.000 claims description 11
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
235000006408 oxalic acid Nutrition 0.000 claims description 10
230000008569 process Effects 0.000 claims description 10
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
239000000126 substance Substances 0.000 claims description 8
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
229910052717 sulfur Inorganic materials 0.000 claims description 7
239000011593 sulfur Substances 0.000 claims description 7
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
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 5
239000002253 acid Substances 0.000 claims description 5
239000000835 fiber Substances 0.000 claims description 5
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
229910052751 metal Inorganic materials 0.000 claims description 4
239000002184 metal Substances 0.000 claims description 4
150000007524 organic acids Chemical class 0.000 claims description 4
230000003647 oxidation Effects 0.000 claims description 4
238000007254 oxidation reaction Methods 0.000 claims description 4
150000003839 salts Chemical class 0.000 claims description 4
150000007513 acids Chemical class 0.000 claims description 3
150000001875 compounds Chemical class 0.000 claims description 3
239000008367 deionised water Substances 0.000 claims description 3
229910021641 deionized water Inorganic materials 0.000 claims description 3
235000005985 organic acids Nutrition 0.000 claims description 3
239000002245 particle Substances 0.000 claims description 3
239000012286 potassium permanganate Substances 0.000 claims description 3
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 2
229920003043 Cellulose fiber Polymers 0.000 claims description 2
229910021529 ammonia Inorganic materials 0.000 claims description 2
BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 2
ABDBNWQRPYOPDF-UHFFFAOYSA-N carbonofluoridic acid Chemical compound OC(F)=O ABDBNWQRPYOPDF-UHFFFAOYSA-N 0.000 claims description 2
239000004744 fabric Substances 0.000 claims description 2
239000000203 mixture Substances 0.000 claims description 2
235000011121 sodium hydroxide Nutrition 0.000 claims description 2
239000007787 solid Substances 0.000 claims description 2
150000008044 alkali metal hydroxides Chemical class 0.000 claims 1
239000002249 anxiolytic agent Substances 0.000 claims 1
150000001735 carboxylic acids Chemical class 0.000 claims 1
238000004140 cleaning Methods 0.000 claims 1
150000001991 dicarboxylic acids Chemical class 0.000 claims 1
238000007654 immersion Methods 0.000 claims 1
WHRBSMVATPCWLU-UHFFFAOYSA-K iron(3+);triformate Chemical compound [Fe+3].[O-]C=O.[O-]C=O.[O-]C=O WHRBSMVATPCWLU-UHFFFAOYSA-K 0.000 claims 1
239000011368 organic material Substances 0.000 claims 1
239000000243 solution Substances 0.000 description 15
239000007864 aqueous solution Substances 0.000 description 14
239000000463 material Substances 0.000 description 10
238000005260 corrosion Methods 0.000 description 6
230000007797 corrosion Effects 0.000 description 6
239000003795 chemical substances by application Substances 0.000 description 5
238000011109 contamination Methods 0.000 description 5
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
229910000831 Steel Inorganic materials 0.000 description 4
VEPSWGHMGZQCIN-UHFFFAOYSA-H ferric oxalate Chemical compound [Fe+3].[Fe+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O VEPSWGHMGZQCIN-UHFFFAOYSA-H 0.000 description 4
229910052742 iron Inorganic materials 0.000 description 4
230000002285 radioactive effect Effects 0.000 description 4
239000010959 steel Substances 0.000 description 4
229910000990 Ni alloy Inorganic materials 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
229910052804 chromium Inorganic materials 0.000 description 3
239000002657 fibrous material Substances 0.000 description 3
239000011572 manganese Substances 0.000 description 3
230000006872 improvement Effects 0.000 description 2
PQQAOTNUALRVTE-UHFFFAOYSA-L iron(2+);diformate Chemical compound [Fe+2].[O-]C=O.[O-]C=O PQQAOTNUALRVTE-UHFFFAOYSA-L 0.000 description 2
238000012545 processing Methods 0.000 description 2
230000008439 repair process Effects 0.000 description 2
230000002000 scavenging effect Effects 0.000 description 2
239000000758 substrate Substances 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
244000062939 Leptospermum ericoides Species 0.000 description 1
235000017763 Leptospermum ericoides Nutrition 0.000 description 1
OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
208000021825 aldosterone-producing adrenal cortex adenoma Diseases 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
230000002238 attenuated effect Effects 0.000 description 1
238000007664 blowing Methods 0.000 description 1
238000009835 boiling Methods 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
239000011651 chromium Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
239000004035 construction material Substances 0.000 description 1
238000011161 development Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
229910001055 inconels 600 Inorganic materials 0.000 description 1
239000004615 ingredient Substances 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
239000012784 inorganic fiber Substances 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
238000007689 inspection Methods 0.000 description 1
-1 iron ions Chemical class 0.000 description 1
SKEUTFNJHQAPGY-UHFFFAOYSA-N iron;oxalic acid Chemical compound [Fe].OC(=O)C(O)=O SKEUTFNJHQAPGY-UHFFFAOYSA-N 0.000 description 1
238000002955 isolation Methods 0.000 description 1
230000007774 longterm Effects 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
235000012054 meals Nutrition 0.000 description 1
150000002739 metals Chemical class 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
238000002156 mixing Methods 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
150000002816 nickel compounds Chemical class 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
238000010979 pH adjustment Methods 0.000 description 1
238000000053 physical method Methods 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
238000003672 processing method Methods 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000002791 soaking Methods 0.000 description 1
229910052596 spinel Inorganic materials 0.000 description 1
239000011029 spinel Substances 0.000 description 1
150000003464 sulfur compounds Chemical class 0.000 description 1
238000012360 testing method Methods 0.000 description 1
238000005406 washing Methods 0.000 description 1

Classifications

- 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

Landscapes

Engineering & Computer Science (AREA)
Food Science & Technology (AREA)
Electrochemistry (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
High Energy & Nuclear Physics (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Cleaning By Liquid Or Steam (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

JP14272279A 1978-11-03 1979-11-02 原子炉構造部品の化学的汚染除去方法 Expired JPS601600B2 (ja)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19782847780 DE2847780C2 (de)	1978-11-03	1978-11-03	Verfahren zur chemischen Dekontamination von metallischen Bauteilen von Kernreaktoranlagen
DE2847780.7		1978-11-03

Publications (2)

Publication Number	Publication Date
JPS5566800A JPS5566800A (en)	1980-05-20
JPS601600B2 true JPS601600B2 (ja)	1985-01-16

Family

ID=6053822

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP14272279A Expired JPS601600B2 (ja)	1978-11-03	1979-11-02	原子炉構造部品の化学的汚染除去方法

Country Status (5)

Country	Link
JP (1)	JPS601600B2 (fr)
CH (1)	CH642475A5 (fr)
DE (1)	DE2847780C2 (fr)
FR (1)	FR2440601A2 (fr)
GB (1)	GB2044982B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1136398A (fr) *	1979-12-10	1982-11-30	William A. Seddon	Reactifs de decontamination pour systemes radioactifs
US4587043A (en) *	1983-06-07	1986-05-06	Westinghouse Electric Corp.	Decontamination of metal surfaces in nuclear power reactors
US4654170A (en) *	1984-06-05	1987-03-31	Westinghouse Electric Corp.	Hypohalite oxidation in decontaminating nuclear reactors
GB8613522D0 (en) *	1986-06-04	1986-07-09	British Nuclear Fuels Plc	Technetium decontamination
DE3735119A1 (de) *	1987-04-08	1988-10-20	Genji Okabe	Verfahren zum reinigen biologischer materie
JP2655325B2 (ja) *	1987-06-04	1997-09-17	動力炉・核燃料開発事業団	原子炉プラント機器の除染方法
BE1002593A3 (nl) *	1988-11-09	1991-04-02	Lemmens Godfried	Werkwijze voor de dekontaminatie van radioaktief besmette materialen.
DE4131766A1 (de) *	1991-09-24	1993-03-25	Siemens Ag	Verfahren zur dekontamination des primaerkreises eines kernkraftwerkes
RU2124768C1 (ru) *	1996-03-19	1999-01-10	Горно-химический комбинат	Способ дезактивации твердой фазы гетерогенных радиоактивных отходов
RU2168780C1 (ru) *	1997-05-08	2001-06-10	Закрытое акционерное общество Инновационная компания "Панорама"	Способ обработки металлических отходов, загрязненных радионуклидами
JP3977963B2 (ja)	1999-09-09	2007-09-19	株式会社日立製作所	化学除染方法
RU2197545C2 (ru) *	2001-01-09	2003-01-27	Государственное унитарное предприятие Научно-производственное объединение "Радиевый институт им. В.Г. Хлопина"	Способ растворения конструкционного материала термоядерного реактора на основе ванадий - хром - титанового сплава
US20040138176A1 (en)	2002-05-31	2004-07-15	Cjb Industries, Inc.	Adjuvant for pesticides
US7476646B1 (en)	2004-09-27	2009-01-13	Cjb Industries, Inc.	Agricultural promoters/active ingredients
DE102009047524A1 (de) *	2009-12-04	2011-06-09	Areva Np Gmbh	Verfahren zur Oberflächen-Dekontamination
RU2474895C1 (ru) *	2011-10-18	2013-02-10	Федеральное государственное унитарное предприятие "Горно-химический комбинат"	Способ экстракционной переработки высокоактивных отходов с фракционированием радионуклидов
JP5675733B2 (ja) *	2012-09-03	2015-02-25	三菱重工業株式会社	化学除染方法
KR102272949B1 (ko) *	2015-02-05	2021-07-06	프라마톰 게엠베하	원자로의 냉각 시스템에서의 금속 표면 오염 제거 방법
JP6937348B2 (ja) *	2015-02-05	2021-09-22	フラマトムゲゼルシャフトミットベシュレンクテルハフツング	原子炉の冷却システムで金属表面を除染する方法
DE102017115122B4 (de)	2017-07-06	2019-03-07	Framatome Gmbh	Verfahren zum Dekontaminieren einer Metalloberfläche in einem Kernkraftwerk
CN115815205A (zh) *	2022-11-29	2023-03-21	广东核电合营有限公司	去污装置及去污方法
CN117464525A (zh) *	2023-11-27	2024-01-30	中国核动力研究设计院	一种管内去污方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE292609C (fr) *
DE2613351C3 (de) *	1976-03-29	1982-03-25	Kraftwerk Union AG, 4330 Mülheim	Verfahren zur chemischen Dekontamination von metallischen Bauteilen von Kernreaktoranlagen

1978
- 1978-11-03 DE DE19782847780 patent/DE2847780C2/de not_active Expired
1979
- 1979-08-24 CH CH770679A patent/CH642475A5/de not_active IP Right Cessation
- 1979-10-11 GB GB7935287A patent/GB2044982B/en not_active Expired
- 1979-10-25 FR FR7926533A patent/FR2440601A2/fr active Granted
- 1979-11-02 JP JP14272279A patent/JPS601600B2/ja not_active Expired

Also Published As

Publication number	Publication date
FR2440601A2 (fr)	1980-05-30
FR2440601B2 (fr)	1983-01-21
JPS5566800A (en)	1980-05-20
DE2847780A1 (de)	1980-05-14
GB2044982B (en)	1982-10-13
DE2847780C2 (de)	1984-08-30
CH642475A5 (de)	1984-04-13
GB2044982A (en)	1980-10-22

Publication	Publication Date	Title
JPS601600B2 (ja)	1985-01-16	原子炉構造部品の化学的汚染除去方法
US4226640A (en)	1980-10-07	Method for the chemical decontamination of nuclear reactor components
JP4876190B2 (ja)	2012-02-15	原子力施設の部品又は系の酸化物層を含む表面を汚染除去する方法
JPS61501338A (ja)	1986-07-03	加圧水型原子炉の除染方法
US3013909A (en)	1961-12-19	Method of chemical decontamination of stainless steel nuclear facilities
JPS608479B2 (ja)	1985-03-02	原子炉構造部品の化学的汚染除去方法
KR20130014494A (ko)	2013-02-07	표면 오염 제거 방법
CA2678753C (fr)	2014-02-11	Procede d'elimination de depots contenant de la magnetite et du cuivre de contenants d'installations industrielles et de centrales electriques
JPH02503600A (ja)	1990-10-25	表面の汚染除去方法
KR101523763B1 (ko)	2015-06-01	금속 표면 고착성 방사능 오염 산화막 제거를 위한 산화 제염제 및 이를 이용한 산화 제염방법
CA1244328A (fr)	1988-11-08	Methodes et compositions permettant d'enlever le cuivre et les oxydes de cuivre d'une surface
EP0164988B1 (fr)	1989-06-07	Procédé de décontamination de surfaces métalliques
JP3287074B2 (ja)	2002-05-27	酸化鉄スケールの溶解除去方法
US5093072A (en)	1992-03-03	Process for the radioactive decontamination of metal surfaces, particularly portions of primary circuits of water-cooled nuclear reactors
JPS62235490A (ja)	1987-10-15	鉄酸化物の溶解除去法
JPH0119473B2 (fr)	1989-04-11
JPS605888A (ja)	1985-01-12	酸化鉄スケ−ルの化学的洗浄法
US5678232A (en)	1997-10-14	Lead decontamination method
JP3417296B2 (ja)	2003-06-16	除染方法
JP2782023B2 (ja)	1998-07-30	ステンレス鋼の洗浄方法
JP2508170B2 (ja)	1996-06-19	原子炉配管等の表面処理方法
JPH01242792A (ja)	1989-09-27	化学除染剤
KR102521899B1 (ko)	2023-04-13	원자력 시스템 및 구성 요소의 탄소강 패시베이션에 의한 재오염 경감 방법
JPS58174900A (ja)	1983-10-13	原子力構成機器材の除染方法
Pick	1983	Decontamination of PWR structural surfaces