ZA200902918B - A nuclear core component hold-down assembly - Google Patents

A nuclear core component hold-down assembly Download PDF

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Publication number
ZA200902918B
ZA200902918B ZA200902918A ZA200902918A ZA200902918B ZA 200902918 B ZA200902918 B ZA 200902918B ZA 200902918 A ZA200902918 A ZA 200902918A ZA 200902918 A ZA200902918 A ZA 200902918A ZA 200902918 B ZA200902918 B ZA 200902918B
Authority
ZA
South Africa
Prior art keywords
hold
sleeve
assembly
base plate
fuel assembly
Prior art date
Application number
ZA200902918A
Other languages
English (en)
Inventor
Jin Liu
Yung Chung Lee
Original Assignee
Westinghouse Electric Corp
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 Corp filed Critical Westinghouse Electric Corp
Publication of ZA200902918B publication Critical patent/ZA200902918B/en

Links

Classifications

    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/33Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
    • G21C3/331Comprising hold-down means, e.g. springs
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C5/00Moderator or core structure; Selection of materials for use as moderator
    • G21C5/02Details
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/33Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/33Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
    • G21C3/3315Upper nozzle
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/334Assembling, maintenance or repair of the bundles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear 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)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Surgical Instruments (AREA)
ZA200902918A 2008-05-21 2009-04-28 A nuclear core component hold-down assembly ZA200902918B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/124,195 US7995701B2 (en) 2008-05-21 2008-05-21 Nuclear core component hold-down assembly

Publications (1)

Publication Number Publication Date
ZA200902918B true ZA200902918B (en) 2010-03-31

Family

ID=40919537

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200902918A ZA200902918B (en) 2008-05-21 2009-04-28 A nuclear core component hold-down assembly

Country Status (9)

Country Link
US (1) US7995701B2 (ru)
EP (1) EP2124230B1 (ru)
JP (1) JP5452798B2 (ru)
KR (1) KR101532441B1 (ru)
CN (1) CN101587755B (ru)
AT (1) ATE535000T1 (ru)
ES (1) ES2375687T3 (ru)
RU (1) RU2482557C2 (ru)
ZA (1) ZA200902918B (ru)

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* Cited by examiner, † Cited by third party
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US8160197B2 (en) * 2007-03-06 2012-04-17 Areva Np Nuclear power plant using nanoparticies in closed circuits of emergency systems and related method
US8625733B2 (en) * 2011-02-01 2014-01-07 Westinghouse Electric Company Llc Neutron source assembly
KR101349133B1 (ko) * 2012-01-04 2014-01-09 한전원자력연료 주식회사 원자로 노심 상부 누름집합체
RU2506657C1 (ru) * 2012-09-18 2014-02-10 Открытое акционерное общество "Машиностроительный завод" Тепловыделяющая сборка ядерного реактора
US9620254B2 (en) * 2013-04-11 2017-04-11 Westinghouse Electric Company Llc Reactor in-core instrument handling system
CN103956191B (zh) * 2014-03-17 2017-04-26 中广核研究院有限公司 核堆芯部件压制组件及核反应堆燃料组件
CN105006256B (zh) * 2015-06-18 2018-07-20 中国核电工程有限公司 一种核反应堆上堆芯板
ITUA20163715A1 (it) * 2016-05-04 2017-11-04 Luciano Cinotti Reattore nucleare con elementi di combustibile muniti di condotto di raffreddamento
WO2018033908A1 (en) * 2016-08-14 2018-02-22 Nuclear Research Center Negev Neutron detector and method for its preparation
CN106382611A (zh) * 2016-11-14 2017-02-08 清华大学天津高端装备研究院 可实现分组稳定运行的盘管式蒸汽发生器
US11205521B2 (en) * 2017-03-21 2021-12-21 Smr Inventec, Llc Optimized nuclear fuel core design for a small modular reactor
FR3079960B1 (fr) * 2018-04-05 2020-03-13 Framatome Reacteur nucleaire et procede de maintenance correspondant
WO2019240610A1 (ru) * 2018-06-15 2019-12-19 Акционерное Общество "Твэл" Тепловыделяющая сборка ядерного реактора
CN109036604B (zh) * 2018-07-20 2024-01-16 中广核研究院有限公司 一种堆芯过滤装置
EP4330991A2 (en) * 2021-04-27 2024-03-06 BWX Technologies, Inc. Space nuclear propulsion reactor aft plenum assembly

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GB1112383A (en) 1964-08-28 1968-05-01 Atomic Energy Authority Uk Improvements relating to nuclear reactors
GB1148507A (en) * 1965-07-22 1969-04-16 Atomic Energy Authority Uk Nuclear reactors
US3977940A (en) 1972-06-02 1976-08-31 Westinghouse Electric Corporation Emergency cooling system for nuclear reactors
US4078967A (en) 1976-07-26 1978-03-14 Combustion Engineering, Inc. Holddown device for nuclear fuel assembly
FR2544538B1 (fr) * 1983-04-13 1985-08-02 Fragema Framatome & Cogema Dispositif anti-envol pour reacteur nucleaire
US4657726A (en) * 1984-06-22 1987-04-14 Westinghouse Electric Corp. Moderator control apparatus for a nuclear reactor fuel assembly
US4628581A (en) * 1985-01-25 1986-12-16 Westinghouse Electric Corp. Apparatus and method for preassembling a top nozzle subassembly for a nuclear reactor fuel assembly
US4728487A (en) 1985-04-01 1988-03-01 Westinghouse Electric Corp. Standardized reduced length burnable absorber rods for a nuclear reactor
US4836977A (en) * 1985-04-01 1989-06-06 Westinghouse Electric Corp. Standardized reduced length burnable absorber rods for a nuclear reactor
US4820475A (en) * 1985-09-12 1989-04-11 Westinghouse Electric Corp. Burnable absorber rod push out attachment joint
FR2591790B1 (fr) 1985-12-13 1988-03-25 Framatome Sa Dispositif a conduits de guidage de sondes pour reacteur nucleaire
US4699761A (en) * 1986-04-30 1987-10-13 Westinghouse Electric Corp. Integral reusable locking arrangement for a removable top nozzle subassembly of a reconstitutable nuclear fuel assembly
US4983351A (en) 1987-04-24 1991-01-08 Westinghouse Electric Corp. Top head penetration, hydro-ball in-core instrumentation system
US4966747A (en) 1987-04-24 1990-10-30 Westinghouse Electric Corp. Hydro-ball in-core instrumentation system and method of operation
FR2635906B1 (fr) 1988-08-25 1990-11-23 Framatome Sa Dispositif d'instrumentation du coeur d'un reacteur nucleaire a eau sous pression et procede et dispositif d'extraction et de mise en place de ce dispositif d'instrumentation
US5078957A (en) 1990-11-26 1992-01-07 Westinghouse Electric Corp. Incore instrumentation system for a pressurized water reactor
US5263060A (en) 1992-03-18 1993-11-16 Westinghouse Electric Corp. Segmented instrumentation tube including a locking sleeve for interlocking the segments of the instrumentation tube
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US5265138A (en) 1992-06-23 1993-11-23 Westinghouse Electric Corp. Spring/dimple instrument tube restraint
RU2079171C1 (ru) * 1995-07-20 1997-05-10 Опытное Конструкторское Бюро "Гидропресс" Тепловыделяющая сборка ядерного реактора
JP2000056056A (ja) * 1998-08-12 2000-02-25 Mitsubishi Heavy Ind Ltd 非核燃料炉心挿入構造体
JP2002317553A (ja) * 2001-04-20 2002-10-31 San Rental:Kk 管状建築素材、仮設足場用支持部材及び仮設足場
US7085340B2 (en) * 2003-09-05 2006-08-01 Westinghouse Electric Co, Llc Nuclear reactor fuel assemblies
RU2325715C2 (ru) * 2006-05-29 2008-05-27 Открытое акционерное общество "Новосибирский завод химконцентратов" Съемная головка тепловыделяющей сборки ядерного реактора

Also Published As

Publication number Publication date
CN101587755B (zh) 2013-06-12
RU2482557C2 (ru) 2013-05-20
EP2124230A2 (en) 2009-11-25
RU2009119170A (ru) 2010-11-27
US7995701B2 (en) 2011-08-09
JP5452798B2 (ja) 2014-03-26
ATE535000T1 (de) 2011-12-15
US20090323887A1 (en) 2009-12-31
JP2009282029A (ja) 2009-12-03
EP2124230B1 (en) 2011-11-23
EP2124230A3 (en) 2010-01-27
KR20090121216A (ko) 2009-11-25
CN101587755A (zh) 2009-11-25
ES2375687T3 (es) 2012-03-05
KR101532441B1 (ko) 2015-06-29

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