DE3778791D1 - Ablagerungshemmung von radioaktivem kobalt in wassergekuehlten kernreaktoren. - Google Patents

Ablagerungshemmung von radioaktivem kobalt in wassergekuehlten kernreaktoren.

Info

Publication number
DE3778791D1
DE3778791D1 DE8787111746T DE3778791T DE3778791D1 DE 3778791 D1 DE3778791 D1 DE 3778791D1 DE 8787111746 T DE8787111746 T DE 8787111746T DE 3778791 T DE3778791 T DE 3778791T DE 3778791 D1 DE3778791 D1 DE 3778791D1
Authority
DE
Germany
Prior art keywords
inhibitation
water
cooled core
radioactive cobalt
core reactors
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
DE8787111746T
Other languages
English (en)
Inventor
George Ervin Petersen
Carl Phillip Ruiz
Randall Norman Robinson
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.)
General Electric Co
Original Assignee
General Electric Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25413307&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3778791(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3778791D1 publication Critical patent/DE3778791D1/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
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
    • G21C19/28—Arrangements for introducing fluent material into the reactor core; Arrangements for removing fluent material from the reactor core
    • 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
    • Y10S376/904—Moderator, reflector, or coolant materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
DE8787111746T 1986-08-27 1987-08-13 Ablagerungshemmung von radioaktivem kobalt in wassergekuehlten kernreaktoren. Expired - Lifetime DE3778791D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/900,927 US4759900A (en) 1986-08-27 1986-08-27 Inhibition of radioactive cobalt deposition in water-cooled nuclear reactors

Publications (1)

Publication Number Publication Date
DE3778791D1 true DE3778791D1 (de) 1992-06-11

Family

ID=25413307

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787111746T Expired - Lifetime DE3778791D1 (de) 1986-08-27 1987-08-13 Ablagerungshemmung von radioaktivem kobalt in wassergekuehlten kernreaktoren.

Country Status (6)

Country Link
US (1) US4759900A (de)
EP (1) EP0257465B1 (de)
JP (1) JP2566972B2 (de)
DE (1) DE3778791D1 (de)
DK (1) DK173761B1 (de)
ES (1) ES2031097T3 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950449A (en) * 1986-08-27 1990-08-21 General Electric Company Inhibition of radioactive cobalt deposition in water-cooled nuclear reactors
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
US4842812A (en) * 1987-09-11 1989-06-27 Westinghouse Electric Corp. Reactor coolant crud control by particulate scavenging and filtration
GB8729980D0 (en) * 1987-12-23 1988-02-03 Atomic Energy Authority Uk Inhibition of nuclear-reactor coolant circuit contamination
JPH0213894A (ja) * 1988-04-20 1990-01-18 Westinghouse Electric Corp <We> 加圧水形原子炉の腐食抑制方法
US5171515A (en) * 1988-04-20 1992-12-15 Westinghouse Electric Corp. Process for inhibiting corrosion in a pressurized water nuclear reactor
US5108697A (en) * 1990-10-19 1992-04-28 Westinghouse Electric Corp. Inhibiting stress corrosion cracking in the primary coolant circuit of a nuclear reactor
EP0599619A1 (de) * 1992-11-25 1994-06-01 General Electric Company Ablagerungshemmung von radioaktivem Kobalt in wassergekühlten Kernreaktoren durch von Zn-64 abgereichertes Zink
DE4425902A1 (de) * 1994-07-21 1996-01-25 Siemens Ag Verfahren und Einrichtung zum Einbringen von Zink in einen Wasser enthaltenden Behälter eines Kernreaktors
US5741576A (en) * 1995-09-06 1998-04-21 Inko Industrial Corporation Optical pellicle with controlled transmission peaks and anti-reflective coatings
DE19739361C1 (de) * 1997-09-09 1998-10-15 Siemens Ag Verfahren zum Einbringen von Zink in ein Wasser enthaltendes Bauteil des Primärsystems eines Kernkraftwerkes
CA2353724A1 (en) * 1999-10-08 2001-04-19 General Electric Company Method for controlling zinc addition to power reactor
US20070028719A1 (en) 2005-08-03 2007-02-08 General Electric Method of manufacture of noble metal/zinc oxide hybrid product for simultaneous dose reduction and SCC mitigation of nuclear power plants
US20100246745A1 (en) * 2006-12-29 2010-09-30 Samson Hettiarachchi Methods for operating and methods for reducing post-shutdown radiation levels of nuclear reactors
US8233581B2 (en) * 2009-03-31 2012-07-31 Westinghouse Electric Company Llc Process for adding an organic compound to coolant water in a pressurized water reactor
US9793018B2 (en) * 2013-10-29 2017-10-17 Westinghouse Electric Company Llc Ambient temperature decontamination of nuclear power plant component surfaces containing radionuclides in a metal oxide
CN104882184B (zh) * 2015-05-14 2017-03-29 华北电力大学 向ads反应堆铅铋共晶合金中加锌的装置及方法
CN105931686A (zh) * 2016-04-22 2016-09-07 中国原子能科学研究院 一种可自动控制锌浓度的压水堆一回路冷却剂加锌装置
EP3494090B1 (de) 2016-08-04 2021-08-18 Dominion Engineering, Inc. Unterdrückung von radionuklidablagerung auf kernkraftwerkkomponenten

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795560A (en) * 1952-12-31 1957-06-11 Exxon Research Engineering Co Preventing pipe line corrosion
US3024201A (en) * 1956-06-04 1962-03-06 Nalco Chemical Co Corrosion inhibiting composition and method
US2989979A (en) * 1957-11-06 1961-06-27 Wesley N Karlson Chemical feeders
US3022133A (en) * 1959-04-23 1962-02-20 Hagan Chemicals & Controls Inc Methods of inhibiting the pitting of iron and steel
GB1047333A (de) * 1963-06-10
US3390695A (en) * 1965-07-19 1968-07-02 King Kratz Corp Liquid treatment device
US3589858A (en) * 1965-08-20 1971-06-29 Calgon Corp Inhibiting the corrosion of metals in a water system
DE1810451A1 (de) * 1967-11-24 1969-08-14 Kurita Industrial Co Ltd Korrosionsschutzmittel
US3532639A (en) * 1968-03-04 1970-10-06 Calgon C0Rp Corrosion inhibiting with combinations of zinc salts,and derivatives of methanol phosphonic acid
US3699052A (en) * 1969-11-12 1972-10-17 Drew Chem Corp Corrosion inhibitor composition containing a glycine,chelating agent,phosphoric or boric acid ester,and a water soluble divalent metal salt
US3580934A (en) * 1969-11-26 1971-05-25 Philadelphia Quartz Co Corrosion prevention with sodium silicate and soluble zinc salts
US3615730A (en) * 1970-02-05 1971-10-26 Amercoat Corp Protective coating
US3668138A (en) * 1970-11-27 1972-06-06 Calgon Corp Method of inhibiting corrosion with amino diphosphonates
US3669616A (en) * 1971-09-28 1972-06-13 Virginia Chemicals Inc Corrosion inhibiting compositions and method
GB1373190A (en) * 1971-11-03 1974-11-06 Cominco Ltd Zinc forging alloy and its heat treatment
US3772193A (en) * 1971-11-08 1973-11-13 First National City Bank Device and method for introducing a chemical into a liquid
US3963636A (en) * 1972-12-04 1976-06-15 Ciba-Geigy Corporation Treatment of water or aqueous systems
US3947610A (en) * 1972-09-26 1976-03-30 Bbc Brown, Boveri & Company Limited Procedure for sealing leaks in closed cooling systems
US3885914A (en) * 1973-06-04 1975-05-27 Calgon Corp Polymer-zinc corrosion inhibiting method
US3817268A (en) * 1973-06-12 1974-06-18 C Kirkwood Sphere launching valve
US3943960A (en) * 1973-10-04 1976-03-16 National Sanitation Services, Ltd. Chemical dispenser
US4018701A (en) * 1975-07-31 1977-04-19 Calgon Corporation Phosphorous acid and zinc corrosion inhibiting compositions and methods for using same
US4089651A (en) * 1976-08-04 1978-05-16 Nalco Chemical Company Pyrophosphate-zinc corrosion inhibitor
US4111830A (en) * 1976-09-29 1978-09-05 Bannister Ramon A Method of inhibiting corrosion
US4381334A (en) * 1976-11-10 1983-04-26 Pratt & Lambert, Inc. Zinc-rich powders
US4410446A (en) * 1979-06-07 1983-10-18 Petrolite Corporation Zinc oxide dispersions by decomposition of zinc acetate
US4333493A (en) * 1980-03-28 1982-06-08 Acme Burgess, Inc. Cartridge feeder for soluble fertilizer
JPS5712789A (en) * 1980-06-27 1982-01-22 Tokyo Shibaura Electric Co Latent heat shutter
US4548228A (en) * 1980-12-02 1985-10-22 Moore Stephen D Chemical feeder
JPS5879196A (ja) * 1981-11-06 1983-05-12 東京電力株式会社 放射性イオン付着抑制方法
JPS6195290A (ja) * 1984-10-16 1986-05-14 株式会社東芝 原子力発電プラントの放射線量低減方法
JPS6193996A (ja) * 1984-10-16 1986-05-12 株式会社東芝 原子力発電プラントの放射能低減方法
JPS61170697A (ja) * 1985-01-25 1986-08-01 株式会社日立製作所 原子炉

Also Published As

Publication number Publication date
US4759900A (en) 1988-07-26
DK415587D0 (da) 1987-08-10
ES2031097T3 (es) 1992-12-01
JPS6388499A (ja) 1988-04-19
JP2566972B2 (ja) 1996-12-25
EP0257465B1 (de) 1992-05-06
DK415587A (da) 1988-02-28
EP0257465A3 (en) 1988-11-02
DK173761B1 (da) 2001-09-17
EP0257465A2 (de) 1988-03-02

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: SIEB, R., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 6947

8363 Opposition against the patent