FR2725298B1 - Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur - Google Patents

Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur

Info

Publication number
FR2725298B1
FR2725298B1 FR9411754A FR9411754A FR2725298B1 FR 2725298 B1 FR2725298 B1 FR 2725298B1 FR 9411754 A FR9411754 A FR 9411754A FR 9411754 A FR9411754 A FR 9411754A FR 2725298 B1 FR2725298 B1 FR 2725298B1
Authority
FR
France
Prior art keywords
core
nuclear reactor
fuel assembly
pressurized water
top piece
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 - Fee Related
Application number
FR9411754A
Other languages
English (en)
Other versions
FR2725298A1 (fr
Inventor
Pascal Burfin
Georges Masuy
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.)
Areva NP SAS
Original Assignee
Framatome 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 Framatome SA filed Critical Framatome SA
Priority to FR9411754A priority Critical patent/FR2725298B1/fr
Priority to BE9500797A priority patent/BE1008997A3/fr
Priority to US08/536,249 priority patent/US5812624A/en
Priority to DE19536407A priority patent/DE19536407A1/de
Publication of FR2725298A1 publication Critical patent/FR2725298A1/fr
Application granted granted Critical
Publication of FR2725298B1 publication Critical patent/FR2725298B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/06—Casings; Jackets
    • G21C3/12—Means forming part of the element for locating it within the reactor core
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C5/00—Moderator or core structure; Selection of materials for use as moderator
    • G21C5/02—Details
    • G21C5/06—Means for locating or supporting fuel 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)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
FR9411754A 1994-09-30 1994-09-30 Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur Expired - Fee Related FR2725298B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9411754A FR2725298B1 (fr) 1994-09-30 1994-09-30 Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur
BE9500797A BE1008997A3 (fr) 1994-09-30 1995-09-27 Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur.
US08/536,249 US5812624A (en) 1994-09-30 1995-09-29 Core of a pressurized water nuclear reactor and top nozzle of a fuel assembly of the core
DE19536407A DE19536407A1 (de) 1994-09-30 1995-09-29 Kern eines Druckwasser-Kernreaktors und oberes Endstück einer Brennelementkassette des Kerns

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9411754A FR2725298B1 (fr) 1994-09-30 1994-09-30 Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur

Publications (2)

Publication Number Publication Date
FR2725298A1 FR2725298A1 (fr) 1996-04-05
FR2725298B1 true FR2725298B1 (fr) 1996-12-20

Family

ID=9467484

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9411754A Expired - Fee Related FR2725298B1 (fr) 1994-09-30 1994-09-30 Coeur d'un reacteur nucleaire a eau sous pression et embout superieur d'un assemblage de combustible du coeur

Country Status (4)

Country Link
US (1) US5812624A (fr)
BE (1) BE1008997A3 (fr)
DE (1) DE19536407A1 (fr)
FR (1) FR2725298B1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2755288B1 (fr) * 1996-10-31 1999-01-15 Framatome Sa Embout superieur d'un assemblage de combustible
JP3546125B2 (ja) * 1997-06-10 2004-07-21 三菱重工業株式会社 原子炉用燃料集合体の上部押さえばね構造
JP4220784B2 (ja) * 2001-05-18 2009-02-04 アレヴァ エンペー ゲゼルシャフト ミット ベシュレンクテル ハフツング 加圧水形原子炉の炉心構成方法
US20060227923A1 (en) * 2005-04-08 2006-10-12 Westinghouse Electric Company Llc Nuclear fuel assembly low pressure drop top nozzle
EP2184742B1 (fr) * 2008-11-07 2015-01-07 Areva NP Plaque de fixation et assemblage de combustible comportant une telle plaque
KR101081560B1 (ko) * 2010-01-25 2011-11-08 한전원자력연료 주식회사 고정 안정성이 향상된 스프링홈이 형성된 핵연료 집합체용 상단고정체 및 그 제작 방법
US8670519B2 (en) * 2010-10-11 2014-03-11 Westinghouse Electric Company Llc Nuclear fuel assembly hold down spring
US10818401B2 (en) 2016-02-02 2020-10-27 Westinghouse Electric Company Llc Spring apparatus and support apparatus usable in nuclear installation
EP3675669B1 (fr) 2017-08-31 2023-01-04 NIKE Innovate C.V. Chaussures comprenant un élément de réglage d'inclinaison

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3769158A (en) * 1971-11-24 1973-10-30 Nuclear Fuel Services End fitting retainer for nuclear fuel assembly
US4192716A (en) * 1976-12-27 1980-03-11 Combustion Engineering Inc. Peripheral pin alignment system for fuel assemblies
US4127445A (en) * 1976-12-27 1978-11-28 Combustion Engineering Co., Inc. Peripheral pin alignment system for fuel assemblies
DE2742946C2 (de) * 1977-09-23 1979-07-26 Kraftwerk Union Ag, 4330 Muelheim Federelement für die Niederhaltung von Kernreaktorbrennelementen
DE3228970A1 (de) * 1981-08-26 1983-03-17 The Babcock & Wilcox Co., 70112 New Orleans, La. Zickzack-niederhaltefeder
US4572817A (en) * 1983-09-30 1986-02-25 Westinghouse Electric Corp. Plumb nozzle for nuclear fuel assembly
US4615862A (en) * 1983-12-21 1986-10-07 Westinghouse Electric Corp. Nuclear reactor with fuel assembly support means
US4620960A (en) * 1984-08-27 1986-11-04 Westinghouse Electric Corp. Method and apparatus for removably mounting a top nozzle on a nuclear reactor fuel assembly
US4670213A (en) * 1985-02-12 1987-06-02 Westinghouse Electric Corp. Removable top nozzle subassembly for a reconstitutable nuclear fuel assembly
US4692304A (en) * 1985-12-23 1987-09-08 Westinghouse Electric Corp. Removable and reusable locking pin for top nozzle assembly and disassembly
US4986960A (en) * 1989-01-30 1991-01-22 The Babcock & Wilcox Company Two piece end fitting with hairpin springs
US4938919A (en) * 1989-03-06 1990-07-03 Westinghouse Electric Corp. Hold-down spring clamps on fuel assembly top nozzle
JPH0311893A (ja) * 1989-06-09 1991-01-21 Sharp Corp 濃度補正回路
US5057272A (en) * 1989-12-01 1991-10-15 Westinghouse Electric Corp. Nuclear fuel assembly top nozzle with improved arrangement of hold-down leaf spring assemblies
SE466825B (sv) * 1990-08-14 1992-04-06 Asea Atom Ab Foerfarande foer fastsaettning av ett fjaederpaket paa en topplatta i en braenslepatron foer en kaernreaktor
EP0543253B1 (fr) * 1991-11-22 1996-03-06 Siemens Aktiengesellschaft Coeur de réacteur nucléaire et élément combustible avec positionnement facilité
US5452334A (en) * 1993-12-17 1995-09-19 Siemens Power Corporation Pressurized water reactor nuclear fuel assembly with disengaging upper tie plate corner post

Also Published As

Publication number Publication date
US5812624A (en) 1998-09-22
FR2725298A1 (fr) 1996-04-05
DE19536407A1 (de) 1996-04-04
BE1008997A3 (fr) 1996-10-01

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Legal Events

Date Code Title Description
TQ Partial transmission of property
TP Transmission of property
ST Notification of lapse