IT1208815B - Procedimento per pulire localmente superfici metalliche di parti di un reattore nucleare - Google Patents

Procedimento per pulire localmente superfici metalliche di parti di un reattore nucleare

Info

Publication number
IT1208815B
IT1208815B IT8567612A IT6761285A IT1208815B IT 1208815 B IT1208815 B IT 1208815B IT 8567612 A IT8567612 A IT 8567612A IT 6761285 A IT6761285 A IT 6761285A IT 1208815 B IT1208815 B IT 1208815B
Authority
IT
Italy
Prior art keywords
procedure
parts
nuclear reactor
metal surfaces
cleaning metal
Prior art date
Application number
IT8567612A
Other languages
English (en)
Other versions
IT8567612A0 (it
Inventor
Peter Fejes
Antti Suvanto
Original Assignee
Asea Atom Ab
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 Asea Atom Ab filed Critical Asea Atom Ab
Publication of IT8567612A0 publication Critical patent/IT8567612A0/it
Application granted granted Critical
Publication of IT1208815B publication Critical patent/IT1208815B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/003—Remote inspection of vessels, e.g. pressure vessels
    • G21C17/01—Inspection of the inner surfaces of vessels
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Food Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Prevention Of Electric Corrosion (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Cleaning In General (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
IT8567612A 1984-07-04 1985-07-03 Procedimento per pulire localmente superfici metalliche di parti di un reattore nucleare IT1208815B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8403542A SE443002B (sv) 1984-07-04 1984-07-04 Sett for lokal rengoring av med korrosionsprodukter, fremst oxider, belagda metallytor pa en kernreaktor i samband med inspektion

Publications (2)

Publication Number Publication Date
IT8567612A0 IT8567612A0 (it) 1985-07-03
IT1208815B true IT1208815B (it) 1989-07-10

Family

ID=20356439

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8567612A IT1208815B (it) 1984-07-04 1985-07-03 Procedimento per pulire localmente superfici metalliche di parti di un reattore nucleare

Country Status (8)

Country Link
US (1) US4661220A (it)
JP (1) JPS6125099A (it)
CH (1) CH664980A5 (it)
DE (1) DE3522944C2 (it)
ES (1) ES8802541A1 (it)
FI (1) FI82156C (it)
IT (1) IT1208815B (it)
SE (1) SE443002B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5488644A (en) * 1994-07-13 1996-01-30 General Electric Company Spring assemblies for adjoining nuclear fuel rod containing ferrules and a spacer formed of the spring assemblies and ferrules
US5519747A (en) * 1994-10-04 1996-05-21 General Electric Company Apparatus and methods for fabricating spacers for a nuclear fuel rod bundle
US5546437A (en) * 1995-01-11 1996-08-13 General Electric Company Spacer for nuclear fuel rods
US5566217A (en) * 1995-01-30 1996-10-15 General Electric Company Reduced height spacer for nuclear fuel rods
US5675621A (en) * 1995-08-17 1997-10-07 General Electric Company Reduced height flat spring spacer for nuclear fuel rods
DE19603902C2 (de) * 1996-02-03 1999-06-17 Tzn Forschung & Entwicklung Verfahren und Anordnung zum Ablösen von Rückständen insbesondere zur Dekontaminierung in kerntechnischen Anlagen
US5864596A (en) 1996-07-10 1999-01-26 Commonwealth Edison Company Polymer dispersants and methods of use in a nuclear steam generator
JP2937986B1 (ja) * 1998-02-09 1999-08-23 株式会社東芝 原子力発電所におけるメンテナンス工法
CN100577893C (zh) * 2005-12-23 2010-01-06 中国辐射防护研究院 一种去除金属表面放射性污染的电解去污方法
WO2008110587A1 (en) * 2007-03-13 2008-09-18 Novo Nordisk A/S An electrolytic cip-cleaning process for removing impurities from the inner surface of a metallic container
JP5341721B2 (ja) * 2009-11-16 2013-11-13 日立Ｇｅニュークリア・エナジー株式会社 原子炉炉内構造物表面の電解エッチング方法および装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1369271A (en) * 1919-07-03 1921-02-22 Thomas A Edison Cleaning of metallic surfaces
SU753931A1 (ru) * 1977-01-03 1980-08-07 Предприятие П/Я А-7631 Устройство дл электролитической очистки металлических поверхностей
US4318786A (en) * 1980-03-10 1982-03-09 Westinghouse Electric Corp. Electrolytic decontamination
JPS6029920B2 (ja) * 1981-01-23 1985-07-13 株式会社東芝 放射性物質で汚染された表面の除染方法
FR2534410A1 (fr) * 1982-10-12 1984-04-13 Sfermi Procede et dispositif de decontamination de generateur de vapeur annexe a un reacteur nucleaire
JPS5985899A (ja) * 1982-11-09 1984-05-17 Hitachi Ltd 表面金属酸化物の電解除去方法
DE3343396A1 (de) * 1983-11-30 1985-06-05 Kraftwerk Union AG, 4330 Mülheim Verfahren zum dekontaminieren metallischer komponenten einer kerntechnischen anlage

Also Published As

Publication number Publication date
ES8802541A1 (es) 1988-07-01
IT8567612A0 (it) 1985-07-03
ES544821A0 (es) 1988-07-01
FI852635A0 (fi) 1985-07-03
JPS6125099A (ja) 1986-02-03
DE3522944A1 (de) 1986-01-09
SE8403542L (it) 1986-01-05
SE8403542D0 (sv) 1984-07-04
US4661220A (en) 1987-04-28
FI82156C (fi) 1991-01-10
FI82156B (fi) 1990-09-28
CH664980A5 (de) 1988-04-15
DE3522944C2 (de) 1994-10-20
FI852635L (fi) 1986-01-05
SE443002B (sv) 1986-02-10

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