ES2020576B3 - Dispositivo de amortiguamiento de caida de las barras absorbentes para el montaje de combustible nuclear. - Google Patents

Dispositivo de amortiguamiento de caida de las barras absorbentes para el montaje de combustible nuclear.

Info

Publication number
ES2020576B3
ES2020576B3 ES87402776T ES87402776T ES2020576B3 ES 2020576 B3 ES2020576 B3 ES 2020576B3 ES 87402776 T ES87402776 T ES 87402776T ES 87402776 T ES87402776 T ES 87402776T ES 2020576 B3 ES2020576 B3 ES 2020576B3
Authority
ES
Spain
Prior art keywords
damping device
fuel assembly
nuclear fuel
bar fall
absorbent bar
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
ES87402776T
Other languages
English (en)
Inventor
Jean-Noel Canat
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.)
Cie Generale Des Matieres Nucleaires (cogema)
Areva NP SAS
Orano Demantelement SAS
Original Assignee
Cie Generale Des Matieres Nucleaires (cogema)
Framatome SA
Compagnie Generale des Matieres Nucleaires SA
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 Cie Generale Des Matieres Nucleaires (cogema), Framatome SA, Compagnie Generale des Matieres Nucleaires SA filed Critical Cie Generale Des Matieres Nucleaires (cogema)
Application granted granted Critical
Publication of ES2020576B3 publication Critical patent/ES2020576B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G21C7/20—Disposition of shock-absorbing devices ; Braking arrangements
    • 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)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Vibration Dampers (AREA)
ES87402776T 1986-12-10 1987-12-07 Dispositivo de amortiguamiento de caida de las barras absorbentes para el montaje de combustible nuclear. Expired - Lifetime ES2020576B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8617290A FR2608306B1 (fr) 1986-12-10 1986-12-10 Dispositif d'amortissement de chute de barres absorbantes pour assemblage de combustible nucleaire

Publications (1)

Publication Number Publication Date
ES2020576B3 true ES2020576B3 (es) 1991-08-16

Family

ID=9341759

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87402776T Expired - Lifetime ES2020576B3 (es) 1986-12-10 1987-12-07 Dispositivo de amortiguamiento de caida de las barras absorbentes para el montaje de combustible nuclear.

Country Status (6)

Country Link
US (1) US5076995A (es)
EP (1) EP0274311B1 (es)
JP (1) JPS63174097U (es)
DE (1) DE3768239D1 (es)
ES (1) ES2020576B3 (es)
FR (1) FR2608306B1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2836754B1 (fr) * 2002-03-01 2006-09-29 Framatome Anp Procede de conception d'un assemblage de combustible nucleaire a tube guide amorttsseur, systeme, programme d'ordinateur et support correspondants
FR2836753B1 (fr) * 2002-03-01 2004-07-16 Framatome Anp Procede de conception du ressort d'araignee d'une grappe de controle d'un assemblage de combustible nucleaire, systeme, programme d'ordinateur et produit correspondants
US6738447B1 (en) * 2003-05-22 2004-05-18 Westinghouse Electric Company Llc High energy absorption top nozzle for a nuclear fuel assembly
US10102933B2 (en) * 2012-04-13 2018-10-16 Bwxt Mpower, Inc. Control rod assembly impact limiter
CN114155981B (zh) * 2021-10-27 2024-08-16 中国船舶重工集团公司第七二五研究所 一种空间堆中子吸收元件延迟释放装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212979A (en) * 1961-04-18 1965-10-19 Westinghouse Electric Corp Core support structure
GB1112346A (en) * 1963-12-02 1968-05-01 Atomic Energy Authority Uk Improvements relating to nuclear reactors
DE1232281B (de) * 1964-04-29 1967-01-12 Siemens Ag Hydraulischer Stossdaempfer fuer Regelstaebe von Kernreaktoren
US4035230A (en) * 1973-02-20 1977-07-12 Combustion Engineering, Inc. Shock buffer for nuclear control assembly
GB1444238A (en) * 1973-12-06 1976-07-28 Atomic Energy Authority Uk Liquid metal cooled fast breeder nuclear reactors
FR2479536A1 (fr) * 1980-03-26 1981-10-02 Commissariat Energie Atomique Perfectionnements aux tubes guides des assemblages combustibles pour reacteur nucleaire et procede de demontage de ces tubes guides
IN161296B (es) * 1983-07-11 1987-11-07 Otis Elevator Co
FR2559942B1 (fr) * 1984-02-22 1986-07-04 Fragema Framatome & Cogema Dispositif de maintien d'assemblage de combustible nucleaire dans un reacteur
EP0159509B1 (en) * 1984-03-30 1989-01-04 Westinghouse Electric Corporation An improved control rod spider assembly for a nuclear reactor fuel assembly
FR2562708B1 (fr) * 1984-04-10 1989-10-13 Fragema Framatome & Cogema Embout superieur pour assemblage de combustible nucleaire

Also Published As

Publication number Publication date
US5076995A (en) 1991-12-31
EP0274311A1 (fr) 1988-07-13
FR2608306A1 (fr) 1988-06-17
JPS63174097U (es) 1988-11-11
FR2608306B1 (fr) 1989-03-31
EP0274311B1 (fr) 1991-02-27
DE3768239D1 (de) 1991-04-04

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