DE69832612D1 - Kernbrennstabbündel mit hydraulisch ausgeglichenen mischfahnen - Google Patents

Kernbrennstabbündel mit hydraulisch ausgeglichenen mischfahnen

Info

Publication number
DE69832612D1
DE69832612D1 DE69832612T DE69832612T DE69832612D1 DE 69832612 D1 DE69832612 D1 DE 69832612D1 DE 69832612 T DE69832612 T DE 69832612T DE 69832612 T DE69832612 T DE 69832612T DE 69832612 D1 DE69832612 D1 DE 69832612D1
Authority
DE
Germany
Prior art keywords
banners
hydraulically balanced
core burner
balanced mixing
mixing
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
DE69832612T
Other languages
English (en)
Other versions
DE69832612T2 (de
Inventor
M Nguyen
C Lee
E Demario
J Fodi
L Redinger
D Smith
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.)
Westinghouse Electric Co LLC
Original Assignee
Westinghouse Electric Co LLC
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 Westinghouse Electric Co LLC filed Critical Westinghouse Electric Co LLC
Publication of DE69832612D1 publication Critical patent/DE69832612D1/de
Application granted granted Critical
Publication of DE69832612T2 publication Critical patent/DE69832612T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G21C3/34—Spacer grids
    • G21C3/352—Spacer grids formed of assembled intersecting strips
    • 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
    • G21C3/322—Means to influence the coolant flow through or around the bundles
    • 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)
DE69832612T 1997-07-02 1998-06-25 Kernbrennstabbündel mit hydraulisch ausgeglichenen mischfahnen Expired - Lifetime DE69832612T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/887,017 US6526116B1 (en) 1997-07-02 1997-07-02 Nuclear fuel assembly with hydraulically balanced mixing vanes
US887017 1997-07-02
PCT/US1998/013222 WO1999001873A2 (en) 1997-07-02 1998-06-25 A nuclear fuel assembly with hydraulically balanced mixing vanes

Publications (2)

Publication Number Publication Date
DE69832612D1 true DE69832612D1 (de) 2006-01-05
DE69832612T2 DE69832612T2 (de) 2006-08-10

Family

ID=25390281

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69832612T Expired - Lifetime DE69832612T2 (de) 1997-07-02 1998-06-25 Kernbrennstabbündel mit hydraulisch ausgeglichenen mischfahnen

Country Status (9)

Country Link
US (1) US6526116B1 (de)
EP (1) EP0993675B1 (de)
JP (1) JP2002511940A (de)
KR (1) KR100749974B1 (de)
CN (1) CN1261975A (de)
DE (1) DE69832612T2 (de)
ES (1) ES2251774T3 (de)
TW (1) TW432394B (de)
WO (1) WO1999001873A2 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6606369B1 (en) * 2002-03-06 2003-08-12 Westinghouse Electric Company Llc Nuclear reactor with improved grid
FR2837975B1 (fr) * 2002-03-29 2005-08-26 Framatome Anp Grille entretoise d'un assemblage de combustible pour un reacteur nucleaire refroidi par de l'eau legere
US7200541B2 (en) * 2002-12-23 2007-04-03 Global Nuclear Fuel-Americas, Llc Method and arrangement for determining nuclear reactor core designs
US7231333B2 (en) * 2003-03-31 2007-06-12 Global Nuclear Fuel - Americas, Llc Method and arrangement for developing core loading patterns in nuclear reactors
US8873698B2 (en) * 2002-12-18 2014-10-28 Global Nuclear Fuel—Americas, LLC Computer-implemented method and system for designing a nuclear reactor core which satisfies licensing criteria
US9047995B2 (en) * 2002-12-18 2015-06-02 Global Nuclear Fuel—Americas, LLC Method and system for designing a nuclear reactor core for uprated power operations
US7424412B2 (en) * 2002-12-23 2008-09-09 Global Nuclear Fuel - Americas, Llc Method of determining nuclear reactor core design with reduced control blade density
DE10309742B4 (de) * 2003-03-06 2005-01-27 Framatome Anp Gmbh Abstandhalter
US7085340B2 (en) 2003-09-05 2006-08-01 Westinghouse Electric Co, Llc Nuclear reactor fuel assemblies
KR100600983B1 (ko) * 2003-10-07 2006-07-13 한국원자력연구소 경수로 원자로용 핵연료집합체의 지지격자체
US7028765B2 (en) * 2003-11-25 2006-04-18 Trico Non-Ferrous Metal Products, Inc. Heat exchanger tube support
DE102004014499B3 (de) * 2004-03-25 2005-09-01 Framatome Anp Gmbh Brennelement für einen Druckwasserkernreaktor
US20050238131A1 (en) * 2004-04-21 2005-10-27 Hellandbrand Patrick A Jr Grid insert for the lowermost grid in a fuel assembly
FR2878645B1 (fr) * 2004-11-30 2007-02-09 Framatome Anp Sas Grille de maintien de crayons pour assemblage de combustible nucleaire et assemblage corresondant
US8374308B2 (en) * 2005-01-11 2013-02-12 Westinghouse Electric Company Llc Helically fluted tubular fuel rod support
US20100322371A1 (en) * 2005-01-11 2010-12-23 Westinghouse Electric Company Llc Optimized flower tubes and optimized advanced grid configurations
US20060222140A1 (en) * 2005-04-04 2006-10-05 Westinghouse Electric Company Llc Eccentric support grid for nuclear fuel assembly
US20060227925A1 (en) * 2005-04-08 2006-10-12 Westinghouse Electric Company Llc Four point contact structural spacer grid
RU2290707C1 (ru) 2005-07-08 2006-12-27 Открытое акционерное общество "ТВЭЛ" Дистанционирующая решетка
US20070206717A1 (en) * 2006-03-02 2007-09-06 Westinghouse Electric Company Llc Multiple and variably-spaced intermediate flow mixing vane grids for fuel assembly
US20080084957A1 (en) * 2006-10-06 2008-04-10 Westinghouse Electric Company, Llc Nuclear reactor fuel assemblies
RU2331119C1 (ru) * 2006-12-22 2008-08-10 Открытое акционерное общество "ТВЭЛ" Тепловыделяющая сборка и вставной дистанционирующий элемент
KR100932436B1 (ko) * 2007-08-27 2009-12-17 한전원자력연료 주식회사 연료봉 프레팅 마모방지를 위한 카누 모양의 스프링을 가진지지격자
RU2383954C1 (ru) * 2008-09-15 2010-03-10 Открытое акционерное общество "Машиностроительный завод" Перемешивающая решетка тепловыделяющей сборки ядерного реактора
KR101017318B1 (ko) * 2008-12-26 2011-02-28 한전원자력연료 주식회사 수력적 균형을 이루는 혼합날개 패턴을 가진 지지격자
US8358733B2 (en) * 2009-08-10 2013-01-22 Westinghouse Electric Company Llc Helically fluted tubular fuel rod support
EP2525366A1 (de) 2011-05-20 2012-11-21 Areva NP Streifen für ein Abstandsgitter eines Kernbrennstoffbündels
US10176899B2 (en) * 2012-09-04 2019-01-08 Global Nuclear Fuel-Americas, Llc Spacers with deflection-limited rod contacts for nuclear fuel assemblies and methods of making the same
EP2741297A1 (de) * 2012-12-04 2014-06-11 Areva NP Brennstab-Stützeinsatz für ein Abstandhaltergitter einer Kernbrennstoffbaugruppe und Kernbrennstoffbaugruppe
US20150357053A1 (en) * 2014-06-10 2015-12-10 Westinghouse Electric Company Llc Crush resistant nuclear fuel assembly support grid
US9536628B2 (en) 2014-12-03 2017-01-03 Westinghouse Electric Company Llc Nuclear fuel assembly support grid
CN109994222B (zh) * 2017-12-29 2022-05-20 中国核动力研究设计院 一种核燃料组件的定位格架
CN117882148A (zh) * 2021-08-31 2024-04-12 新西伯利亚化学浓缩物厂股份公司 核反应堆燃料组件的定位格架

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3862000A (en) * 1972-08-31 1975-01-21 Exxon Nuclear Co Inc Coolant mixing vanes
US4077843A (en) * 1976-05-21 1978-03-07 Exxon Nuclear Company, Inc. Nuclear reactor spring strip grid spacer
US4522781A (en) * 1977-07-18 1985-06-11 The Babcock & Wilcox Company Integral nuclear fuel element assembly
US4324618A (en) * 1979-06-08 1982-04-13 The Babcock & Wilcox Company Fuel element assembly
US4448745A (en) * 1982-04-05 1984-05-15 Combustion Engineering, Inc. Lateral support for nuclear fuel assemblies
FR2552921B1 (fr) * 1983-09-30 1985-12-27 Framatome Sa Assemblage combustible pour un reacteur nucleaire a eau sous pression
US4820058A (en) * 1984-07-26 1989-04-11 Westinghouse Electric Corp. Control rod end plug with a stabilizing configuration
FR2572837B1 (fr) * 1984-11-05 1989-05-05 Fragema Framatome & Cogema Grille a ailettes melangeuses pour assemblage de combustible nucleaire
US4900508A (en) 1984-12-24 1990-02-13 Combustion Engineering, Inc. High strength nuclear fuel grid
FR2589614B1 (fr) * 1985-08-09 1988-01-08 Fragema Framatome & Cogema Assemblage combustible nucleaire a structure de maintien et dispositif anti-envol
US4778647A (en) * 1986-02-14 1988-10-18 Westinghouse Electric Corp. Vibration-damping extender for a thimble guide
US4725402A (en) 1986-04-28 1988-02-16 Combustion Engineering, Inc. Welded nuclear fuel grid and method
US4879090A (en) 1987-08-24 1989-11-07 Combustion Engineering, Inc. Split vaned nuclear fuel assembly grid
JPH01219890A (ja) * 1988-02-29 1989-09-01 Namuko:Kk 音程変調回路
FR2633768B1 (fr) * 1988-06-29 1991-04-05 Framatome Sa Grille melangeuse a ailettes pour assemblage combustible nucleaire
US4990304A (en) * 1989-01-27 1991-02-05 Westinghouse Electric Corp. Instrumentation tube features for reduction of coolant flow-induced vibration of flux thimble tube
DE4006264A1 (de) * 1990-02-28 1991-08-29 Siemens Ag Siedewasserkernreaktor und kernreaktorbrennelement fuer diesen siedewasserkernreaktor
FR2665292B1 (fr) * 1990-07-24 1992-11-13 Framatome Sa Grille additionnelle pour assemblage combustible de reacteur nucleaire et assemblage en comportant application.
FR2666678B1 (fr) * 1990-07-24 1993-07-30 Framatome Sa Grille a ailettes de melange pour assemblage combustible nucleaire.
US5188797A (en) 1991-04-03 1993-02-23 Combustion Engineering, Inc. Extended weld tab for fuel assembly grid
US5139736A (en) 1991-04-03 1992-08-18 Combustion Engineering, Inc. Fuel assembly support grid
US5186891A (en) * 1991-05-17 1993-02-16 General Electric Company Swirl vanes in inconel spacer
DE4118124A1 (de) * 1991-06-03 1992-12-10 Siemens Ag Brennelement mit einer gitterstruktur zwischen den staeben
US5357547A (en) * 1992-03-18 1994-10-18 Westinghouse Electric Corporation Vibration dampener for dampening vibration of a tubular member
US5307393A (en) * 1992-06-29 1994-04-26 Combustion Engineering, Inc. Split vane alternating swirl mixing grid
US5265140A (en) 1992-06-29 1993-11-23 Combustion Engineering, Inc. Inverted vane mixing grid
US5303276A (en) 1992-10-29 1994-04-12 Westinghouse Electric Corp. Fuel assembly including deflector vanes for deflecting a component of a fluid stream flowing past such fuel assembly
US5299245A (en) * 1992-11-02 1994-03-29 B&W Fuel Company Spacer grid for a nuclear fuel assembly
SE509202C2 (sv) * 1993-09-20 1998-12-14 Asea Atom Ab Spridare och bränslepatron för en kokarreaktor
JP3121972B2 (ja) * 1993-12-03 2001-01-09 三菱原子燃料株式会社 核燃料集合体
US5440599A (en) * 1994-02-03 1995-08-08 Combustion Engineering, Inc. Spacer grid with integral "side supported" flow directing vanes

Also Published As

Publication number Publication date
CN1261975A (zh) 2000-08-02
JP2002511940A (ja) 2002-04-16
EP0993675B1 (de) 2005-11-30
US6526116B1 (en) 2003-02-25
KR100749974B1 (ko) 2007-08-16
WO1999001873A2 (en) 1999-01-14
WO1999001873A3 (en) 1999-03-25
ES2251774T3 (es) 2006-05-01
TW432394B (en) 2001-05-01
KR20010014386A (ko) 2001-02-26
EP0993675A2 (de) 2000-04-19
DE69832612T2 (de) 2006-08-10

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Legal Events

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8364 No opposition during term of opposition