FR2041723A1 - Control rod for nuclear reactor - Google Patents

Control rod for nuclear reactor

Info

Publication number
FR2041723A1
FR2041723A1 FR6915504A FR6915504A FR2041723A1 FR 2041723 A1 FR2041723 A1 FR 2041723A1 FR 6915504 A FR6915504 A FR 6915504A FR 6915504 A FR6915504 A FR 6915504A FR 2041723 A1 FR2041723 A1 FR 2041723A1
Authority
FR
France
Prior art keywords
nuclear reactor
control rod
pref
undergoing
gamma
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.)
Withdrawn
Application number
FR6915504A
Other languages
French (fr)
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR6915504A priority Critical patent/FR2041723A1/en
Publication of FR2041723A1 publication Critical patent/FR2041723A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/10—Construction of control elements
    • G21C7/103—Control assemblies containing one or more absorbants as well as other elements, e.g. fuel or moderator elements
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Vibration Dampers (AREA)

Abstract

Control rods for emergency shut down of nuclear reactor by falling into core contain two neutron absorption materials, one being a boron cpd. (pref. B4C) and the other, of higher density, undergoing an (n, gamma) reaction. Second material is pref. Ta.
FR6915504A 1969-05-13 1969-05-13 Control rod for nuclear reactor Withdrawn FR2041723A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6915504A FR2041723A1 (en) 1969-05-13 1969-05-13 Control rod for nuclear reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6915504A FR2041723A1 (en) 1969-05-13 1969-05-13 Control rod for nuclear reactor

Publications (1)

Publication Number Publication Date
FR2041723A1 true FR2041723A1 (en) 1971-02-05

Family

ID=9033985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6915504A Withdrawn FR2041723A1 (en) 1969-05-13 1969-05-13 Control rod for nuclear reactor

Country Status (1)

Country Link
FR (1) FR2041723A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321174A1 (en) * 1975-08-14 1977-03-11 Combustion Eng Nuclear reactor partial length control rod - for control of power distribution in nuclear reactor cores, using sections of differing neutron absorption
US4342722A (en) * 1979-11-19 1982-08-03 Uranium Pechiney Ugine Kuhlmann Control rod for a nuclear reactor
EP0066264A1 (en) * 1981-06-02 1982-12-08 Hitachi, Ltd. Fast breeder
EP0158100A1 (en) * 1984-03-28 1985-10-16 Westinghouse Electric Corporation Poison rod for use in a nuclear reactor
FR2741186A1 (en) * 1995-11-15 1997-05-16 Commissariat Energie Atomique Nuclear reactor control rod
US6226340B1 (en) 1996-05-22 2001-05-01 General Electric Company Hermaphroditic absorber loading for higher worth control rods

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321174A1 (en) * 1975-08-14 1977-03-11 Combustion Eng Nuclear reactor partial length control rod - for control of power distribution in nuclear reactor cores, using sections of differing neutron absorption
US4342722A (en) * 1979-11-19 1982-08-03 Uranium Pechiney Ugine Kuhlmann Control rod for a nuclear reactor
EP0066264A1 (en) * 1981-06-02 1982-12-08 Hitachi, Ltd. Fast breeder
US4655989A (en) * 1981-06-02 1987-04-07 Hitachi, Ltd. Fast breeder
EP0158100A1 (en) * 1984-03-28 1985-10-16 Westinghouse Electric Corporation Poison rod for use in a nuclear reactor
FR2741186A1 (en) * 1995-11-15 1997-05-16 Commissariat Energie Atomique Nuclear reactor control rod
US6226340B1 (en) 1996-05-22 2001-05-01 General Electric Company Hermaphroditic absorber loading for higher worth control rods

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Legal Events

Date Code Title Description
ST Notification of lapse