DE3577884D1 - Verfahren zur verminderung der radioaktivitaet in einer kernanlage. - Google Patents

Verfahren zur verminderung der radioaktivitaet in einer kernanlage.

Info

Publication number
DE3577884D1
DE3577884D1 DE8585308019T DE3577884T DE3577884D1 DE 3577884 D1 DE3577884 D1 DE 3577884D1 DE 8585308019 T DE8585308019 T DE 8585308019T DE 3577884 T DE3577884 T DE 3577884T DE 3577884 D1 DE3577884 D1 DE 3577884D1
Authority
DE
Germany
Prior art keywords
core plant
reducing radioactivity
radioactivity
reducing
plant
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 - Lifetime
Application number
DE8585308019T
Other languages
English (en)
Inventor
Kenya Ohashi
Takashi Honda
Yasumasa Furutani
Eizi Kashimura
Akira Minato
Katsumi Ohsumi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3577884D1 publication Critical patent/DE3577884D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/02—Devices or arrangements for monitoring coolant or moderator
    • G21C17/022—Devices or arrangements for monitoring coolant or moderator for monitoring liquid coolants or moderators
    • G21C17/0225—Chemical surface treatment, e.g. corrosion
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
    • C23C8/18—Oxidising of ferrous 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
    • G21F9/001—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S376/00—Induced nuclear reactions: processes, systems, and elements
    • Y10S376/90—Particular material or material shapes for fission reactors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Plasma & Fusion (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Chemical Treatment Of Metals (AREA)
DE8585308019T 1984-11-06 1985-11-05 Verfahren zur verminderung der radioaktivitaet in einer kernanlage. Expired - Lifetime DE3577884D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59233507A JPH0658437B2 (ja) 1984-11-06 1984-11-06 原子力プラントの放射能低減方法

Publications (1)

Publication Number Publication Date
DE3577884D1 true DE3577884D1 (de) 1990-06-28

Family

ID=16956110

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585308019T Expired - Lifetime DE3577884D1 (de) 1984-11-06 1985-11-05 Verfahren zur verminderung der radioaktivitaet in einer kernanlage.

Country Status (5)

Country Link
US (1) US4820473A (de)
EP (1) EP0181192B1 (de)
JP (1) JPH0658437B2 (de)
CN (1) CN85108112B (de)
DE (1) DE3577884D1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH068914B2 (ja) * 1986-10-20 1994-02-02 株式会社日立製作所 沸騰水型原子力プラントの放射性物質の付着抑制方法
GB8729980D0 (en) * 1987-12-23 1988-02-03 Atomic Energy Authority Uk Inhibition of nuclear-reactor coolant circuit contamination
SE463878B (sv) * 1988-06-13 1991-02-04 Abb Stal Ab Metod att foerbaettra korrosions/erosionsresistensen hos varmhaallfasta legeringar baserade paa fe, co eller ni och som innehaaller cr och/eller al
EP0355628B1 (de) * 1988-08-24 1993-11-10 Siemens Aktiengesellschaft Verfahren zur chemischen Dekontamination der Oberfläche eines metallischen Bauteils einer Kernreaktoranlage
US5608766A (en) * 1993-10-29 1997-03-04 General Electric Company Co-deposition of palladium during oxide film growth in high-temperature water to mitigate stress corrosion cracking
EP0708295B1 (de) * 1994-10-21 1999-01-07 Energy Support Corporation Vorrichtung zur Herstellung von Schutzfilmen in Kesselspeisewasserleitungen
JP3742451B2 (ja) * 1996-01-17 2006-02-01 昌之 都田 洗浄方法
CH691479A5 (de) * 1996-12-06 2001-07-31 Siemens Ag Oberflächenbehandlung von Stahl.
JP4042362B2 (ja) * 2000-08-11 2008-02-06 住友金属工業株式会社 Ｎｉ基合金製品とその製造方法
US6488783B1 (en) 2001-03-30 2002-12-03 Babcock & Wilcox Canada, Ltd. High temperature gaseous oxidation for passivation of austenitic alloys
US6810100B2 (en) * 2001-11-22 2004-10-26 Organo Corporation Method for treating power plant heater drain water
US6891912B1 (en) * 2002-06-26 2005-05-10 Pinnacle West Capital Corporation Fuel assemblies in a reactor core and method of designing and arranging same
JP3945780B2 (ja) * 2004-07-22 2007-07-18 株式会社日立製作所 原子力プラント構成部材の放射性核種の付着抑制方法および成膜装置
KR101515116B1 (ko) 2007-12-26 2015-04-24 토륨 파워 인코포레이티드 원자로(대용물), 원자로(대용물)를 위한 드라이버-브리딩 모듈들로 구성된 연료 집합체 및 연료 집합체용 연료 요소
US8116423B2 (en) 2007-12-26 2012-02-14 Thorium Power, Inc. Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly
HUE027561T2 (en) 2008-12-25 2016-10-28 Thorium Power Inc Heating element unit for a light-water nuclear reactor and light-water nuclear reactor
US10170207B2 (en) 2013-05-10 2019-01-01 Thorium Power, Inc. Fuel assembly
WO2011143172A1 (en) 2010-05-11 2011-11-17 Thorium Power, Inc. Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof
US10192644B2 (en) 2010-05-11 2019-01-29 Lightbridge Corporation Fuel assembly
JP5562215B2 (ja) * 2010-11-18 2014-07-30 日立Ｇｅニュークリア・エナジー株式会社 化学除染方法
CN105716919A (zh) * 2016-02-22 2016-06-29 苏州热工研究院有限公司 一种含放射性核素的不锈钢预生氧化膜试样的制备方法
CN108060387A (zh) * 2018-01-17 2018-05-22 上海核工程研究设计院有限公司 一种表面改性的核电站控制棒驱动机构钩爪
JP7104616B2 (ja) * 2018-12-19 2022-07-21 日立Ｇｅニュークリア・エナジー株式会社 原子力プラントの炭素鋼部材への放射性核種の付着抑制方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US774069A (en) * 1903-11-07 1904-11-01 Harry Homer Goodsell Method of treating sheet iron or steel.
US2543710A (en) * 1948-01-15 1951-02-27 Westinghouse Electric Corp Process for producing insulating iron oxide coatings
GB1047333A (de) * 1963-06-10
SU277126A1 (ru) * 1964-06-06 1977-04-05 Всесоюзный Ордена Трудового Красного Знамени Теплотехнический Научно-Исследовательский Институт Им.Ф.Э.Дзержинского Способ обработки воды дерного реактора
US3479232A (en) * 1966-09-20 1969-11-18 Exxon Research Engineering Co Passivation of metals
DE1521998A1 (de) * 1966-09-30 1969-08-21 Siemens Ag Verfahren zur Voroxidation von Kernreaktorbauteilen aus Zirkonlegierungen
FR1541221A (fr) * 1966-09-30 1968-10-04 Siemens Ag Procédé de préoxydation d'éléments de construction en alliage de zirconium, pour coeurs de réacteurs
US3663725A (en) * 1970-04-23 1972-05-16 Gen Electric Corrosion inhibition
DE2503763C3 (de) * 1975-01-30 1978-03-16 Uranit Uran-Isotopentrennungs- Gesellschaft Mbh, 5170 Juelich Verfahren zur Bildung einer korrosionsverhütenden, oxidischen Schutzschicht auf korrosionsempfindlichen Stählen
US4042455A (en) * 1975-05-08 1977-08-16 Westinghouse Electric Corporation Process for dissolving radioactive corrosion products from internal surfaces of a nuclear reactor
JPS55121197A (en) * 1979-03-13 1980-09-18 Hitachi Ltd Method for protecting deposition of radioactive ion
US4483720A (en) * 1981-11-27 1984-11-20 S R I International Process for applying thermal barrier coatings to metals
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
EP0107297A3 (de) * 1982-09-08 1985-06-19 United Kingdom Atomic Energy Authority Korrosionsschutzverfahren
JPS59216095A (ja) * 1983-05-24 1984-12-06 株式会社東芝 原子力発電プラントの系統水循環系
JPS6098390A (ja) * 1983-11-04 1985-06-01 株式会社東芝 原子力発電プラント
JPS60247198A (ja) * 1984-05-22 1985-12-06 株式会社東芝 放射能付着防止方法
JPS63169091A (ja) * 1987-01-06 1988-07-13 Fujikura Ltd 分布反射型半導体レ−ザ

Also Published As

Publication number Publication date
EP0181192A1 (de) 1986-05-14
CN85108112A (zh) 1986-06-10
CN85108112B (zh) 1987-11-04
EP0181192B1 (de) 1990-05-23
JPS61111500A (ja) 1986-05-29
US4820473A (en) 1989-04-11
JPH0658437B2 (ja) 1994-08-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee