DE3472326D1 - Improved reactor internals hold down spring - Google Patents

Improved reactor internals hold down spring

Info

Publication number
DE3472326D1
DE3472326D1 DE8484306626T DE3472326T DE3472326D1 DE 3472326 D1 DE3472326 D1 DE 3472326D1 DE 8484306626 T DE8484306626 T DE 8484306626T DE 3472326 T DE3472326 T DE 3472326T DE 3472326 D1 DE3472326 D1 DE 3472326D1
Authority
DE
Germany
Prior art keywords
hold down
down spring
reactor internals
improved reactor
internals
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
DE8484306626T
Other languages
German (de)
English (en)
Inventor
Luciano Veronesi
Stephen Nelson Tower
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 Corp
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
Application granted granted Critical
Publication of DE3472326D1 publication Critical patent/DE3472326D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C13/00—Pressure vessels; Containment vessels; Containment in general
    • G21C13/02—Details
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/22—Structural association of coolant tubes with headers
    • 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)
  • Springs (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
DE8484306626T 1983-09-30 1984-09-28 Improved reactor internals hold down spring Expired DE3472326D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/538,040 US4786461A (en) 1983-09-30 1983-09-30 Reactor internals hold down spring

Publications (1)

Publication Number Publication Date
DE3472326D1 true DE3472326D1 (en) 1988-07-28

Family

ID=24145181

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484306626T Expired DE3472326D1 (en) 1983-09-30 1984-09-28 Improved reactor internals hold down spring

Country Status (7)

Country Link
US (1) US4786461A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0138477B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS6093993A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR850002358A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3472326D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8607600A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2147449B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2654545B1 (fr) * 1989-11-15 1993-10-15 Framatome Dispositif de calage de la plaque superieure de support des guides de grappes par rapport a la cuve d'un reacteur nucleaire.
FR2696576B1 (fr) * 1992-10-05 1994-12-02 Framatome Sa Equipements internes de réacteur nucléaire à colonnes entretoises et guides de grappe de commande.
DE9215253U1 (de) * 1992-11-10 1994-03-17 Siemens AG, 80333 München Anordnung zum Einspannen eines in einem Reaktordruckbehälter angeordneten Reaktorschachtes
US5325407A (en) * 1993-03-22 1994-06-28 Westinghouse Electric Corporation Core barrel and support plate assembly for pressurized water nuclear reactor
US5605361A (en) * 1994-05-06 1997-02-25 Entergy Operations, Inc. Replacement nozzle for pressure vessels and method of a attaching same
JP2978732B2 (ja) * 1994-12-12 1999-11-15 核燃料サイクル開発機構 原子炉機器の共通床方式上下免震構造
DE19852567C2 (de) 1998-11-13 2000-12-07 Siemens Ag Reaktordruckbehälter und Verfahren zum Temperaturausgleich in einem Reaktordruckbehälter
EP1448338B1 (en) * 2001-11-30 2009-12-23 Westinghouse Electric Company LLC Method of closing a pressure vessel
US6888909B2 (en) * 2002-05-03 2005-05-03 Westinghouse Electric Company Llc Reactor pressure vessel
US6672260B1 (en) 2003-03-26 2004-01-06 Babcock & Wilcox Canada Ltd. Steam generator tube support plates with slotted disc springs
DE102005037589B4 (de) * 2005-08-05 2009-02-05 Areva Np Gmbh Abdeckelement für den Reaktorkern einer kerntechnischen Anlage sowie Kernreaktor
CN108766593B (zh) * 2018-07-20 2024-08-16 中广核研究院有限公司 一种反应堆压力容器的堆内构件结构
KR20240129166A (ko) * 2021-12-22 2024-08-27 후라마통 원자로용 흐름 안정 집합체, 및 관련 원자로 및 방법
CN114360749B (zh) * 2021-12-30 2025-07-01 中国船舶重工集团公司第七一九研究所 一种适用于海洋核动力平台的反应堆堆内构件
CN114842993A (zh) * 2022-04-07 2022-08-02 山东核电有限公司 一种实现上部堆内构件在反应堆内临时存放的装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070527A (en) * 1958-04-29 1962-12-25 Walter J Hurford Composite fuel element
BE586969A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1959-01-29
US4100019A (en) * 1975-06-27 1978-07-11 The United States Of America As Represented By The United States Department Of Energy Nozzle seal
US4096023A (en) * 1976-05-06 1978-06-20 Bivens Carl F Lens sealing clamp
US4097332A (en) * 1976-12-13 1978-06-27 Combustion Engineering, Inc. Holddown structure for a nuclear reactor core
US4096034A (en) * 1976-12-16 1978-06-20 Combustion Engineering, Inc. Holddown structure for a nuclear reactor core
DE2747994A1 (de) * 1977-10-26 1979-05-03 Kraftwerk Union Ag Verdrehsicherung fuer zylinderkopfschrauben mit innenmehrkant und werkzeug zum plastischen verformen fuer eine solche verdrehsicherung
FR2526990B1 (fr) * 1982-05-12 1986-05-02 Novatome Dispositif de fixation d'un appareil dans une installation de centrale nucleaire

Also Published As

Publication number Publication date
EP0138477B1 (en) 1988-06-22
KR850002358A (ko) 1985-05-10
GB2147449A (en) 1985-05-09
JPS6093993A (ja) 1985-05-25
ES8607600A1 (es) 1986-06-01
EP0138477A1 (en) 1985-04-24
GB2147449B (en) 1987-07-22
US4786461A (en) 1988-11-22
JPH0113077B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-03-03
ES536285A0 (es) 1986-06-01
GB8422780D0 (en) 1984-11-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee