ES8702036A1 - Perfeccionamientos en los ensamblajes de combustible nuclear - Google Patents

Perfeccionamientos en los ensamblajes de combustible nuclear

Info

Publication number
ES8702036A1
ES8702036A1 ES540543A ES540543A ES8702036A1 ES 8702036 A1 ES8702036 A1 ES 8702036A1 ES 540543 A ES540543 A ES 540543A ES 540543 A ES540543 A ES 540543A ES 8702036 A1 ES8702036 A1 ES 8702036A1
Authority
ES
Spain
Prior art keywords
assembly
reactor
nuclear fuel
operating
fuel assembly
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
Application number
ES540543A
Other languages
English (en)
Other versions
ES540543A0 (es
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.)
Fragema
Original Assignee
Fragema
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 Fragema filed Critical Fragema
Publication of ES540543A0 publication Critical patent/ES540543A0/es
Publication of ES8702036A1 publication Critical patent/ES8702036A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/02—Control of nuclear reaction by using self-regulating properties of reactor materials, e.g. Doppler effect
    • G21C7/04—Control of nuclear reaction by using self-regulating properties of reactor materials, e.g. Doppler effect of burnable poisons
    • 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
    • G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
    • G21C19/205—Interchanging of fuel elements in the core, i.e. fuel shuffling
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/326—Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods
    • G21C3/328—Relative disposition of the elements in the bundle lattice
    • 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)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)

Abstract

MODIFICACIONES EN ENSAMBLAJES DE COMBUSTIBLE NUCLEAR. CONSISTENTES EN DISPONER, TODOS LOS LAPICES (12) QUE CONTIENEN VENENO, DE MANERA QUE ACTUEN SOBRE LA REACTIVIDAD DE LOS ENSAMBLAJES ADYACENTES EN EL CORAZON DEL REACTOR, TAL COMO EN LOS NUDOS DE LA RED MAS ALEJADOS DE LOS TUBOS DE GUIA (10) QUE CONSTITUYEN LAS VENAS DE AGUA, ENCONTRANDOSE EL EJE DE CADA LAPIZ QUE CONTIENE VENENO (12) SEPARADO DEL EJE DEL TUBO DE GUIA MAS PROXIMO QUE CONSTITIUYE UNA VENA DE AGUA POR MAS DE UN PASO DE LA RED, Y ESTANDO REPARTIDOS LOS LAPICES EN UNOS ALVEOLOS EN LA PERIFERIA DE LA RED, MIENTRAS QUE LOS TUBOS DE GUIA (10) ESTAN REPARTIDOS EN NUDOS SEPARADOS EN POR LO MENOS DOS PASOS DE LOS NUDOS SITUADOS EN LA PERIFERIA. TIENEN APLICACION EN REACTORES NUCLEARES.
ES540543A 1984-02-22 1985-02-20 Perfeccionamientos en los ensamblajes de combustible nuclear Expired ES8702036A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8402684A FR2559943B1 (fr) 1984-02-22 1984-02-22 Assemblage de combustible nucleaire et procede d'exploitation de reacteur nucleaire en comportant application

Publications (2)

Publication Number Publication Date
ES540543A0 ES540543A0 (es) 1986-12-16
ES8702036A1 true ES8702036A1 (es) 1986-12-16

Family

ID=9301280

Family Applications (1)

Application Number Title Priority Date Filing Date
ES540543A Expired ES8702036A1 (es) 1984-02-22 1985-02-20 Perfeccionamientos en los ensamblajes de combustible nuclear

Country Status (8)

Country Link
US (1) US4649020A (es)
EP (1) EP0155865B1 (es)
JP (1) JPS61787A (es)
KR (1) KR920007738B1 (es)
DE (1) DE3563133D1 (es)
ES (1) ES8702036A1 (es)
FR (1) FR2559943B1 (es)
ZA (1) ZA851203B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728718A1 (fr) * 1994-12-23 1996-06-28 Framatome Sa Assemblage combustible a poison consommable et procede d'exploitation de reacteur mettant en oeuvre un tel assemblage
ES2263933T3 (es) * 2003-10-01 2006-12-16 Framatome Anp Conjunto de combustible para reactor nuclear de agua a presion comprendiendo varillas con dos contenidos de gadolinio.
EP2497092B1 (en) 2009-11-02 2018-08-29 TerraPower LLC Nuclear fission reactor and methods
US9799416B2 (en) * 2009-11-06 2017-10-24 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
US9922733B2 (en) * 2009-11-06 2018-03-20 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
US9786392B2 (en) 2009-11-06 2017-10-10 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
US10008294B2 (en) * 2009-11-06 2018-06-26 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
KR102143850B1 (ko) 2010-09-03 2020-08-12 아토믹 에너지 오브 캐나다 리미티드 토륨을 함유하는 핵연료 다발 및 그것을 포함하는 원자로
RO129195B1 (ro) 2010-11-15 2019-08-30 Atomic Energy Of Canada Limited Combustibil nuclear conţinând un absorbant de neutroni

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1084463A (en) * 1964-02-27 1967-09-20 Atomic Energy Authority Uk Nuclear fuel assembly
US3427222A (en) * 1965-10-15 1969-02-11 Westinghouse Electric Corp Nuclear fuel elements
US3361857A (en) * 1965-12-03 1968-01-02 Westinghouse Electric Corp Method of preparing a fuel element of fissionable oxide and burnable poison
US3335061A (en) * 1966-01-06 1967-08-08 Warren E Winsche Method of operating a breeder reactor
BE789401A (fr) * 1971-09-30 1973-01-15 Gen Electric Assemblage de barres de combustible pour reacteurs nucleaires
SE362308B (es) * 1972-04-24 1973-12-03 Asea Atom Ab
US4155808A (en) * 1976-11-15 1979-05-22 The Babcock & Wilcox Company Nuclear fuel rod inspection structure
DE2815200C3 (de) * 1977-05-09 1980-06-26 Combustion Engineering, Inc., Windsor, Conn. (V.St.A.) Aus Brennstoffbaugruppen bestehender Kern eines Kernreaktors zur Leistungserzeugung und Verfahren zu seinem Betrieb
DE2839667A1 (de) * 1978-09-12 1980-03-13 Hitachi Ltd Verfahren zum nachtanken von siedewasserreaktoren
FR2520916B1 (fr) * 1982-02-03 1986-04-18 Fragema Framatome & Cogema Assemblage combustible a poison consommable
JPS5913981A (ja) * 1982-07-14 1984-01-24 株式会社東芝 燃料集合体

Also Published As

Publication number Publication date
KR850006764A (ko) 1985-10-16
EP0155865B1 (fr) 1988-06-01
KR920007738B1 (ko) 1992-09-16
US4649020A (en) 1987-03-10
JPS61787A (ja) 1986-01-06
ES540543A0 (es) 1986-12-16
FR2559943A1 (fr) 1985-08-23
ZA851203B (en) 1985-10-30
FR2559943B1 (fr) 1986-07-04
DE3563133D1 (en) 1988-07-07
EP0155865A1 (fr) 1985-09-25

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000601