IT1177446B - Griglia mescolatrice del flusso di refrigerante per un complesso di combustibile per reattore nucleare - Google Patents

Griglia mescolatrice del flusso di refrigerante per un complesso di combustibile per reattore nucleare

Info

Publication number
IT1177446B
IT1177446B IT24112/84A IT2411284A IT1177446B IT 1177446 B IT1177446 B IT 1177446B IT 24112/84 A IT24112/84 A IT 24112/84A IT 2411284 A IT2411284 A IT 2411284A IT 1177446 B IT1177446 B IT 1177446B
Authority
IT
Italy
Prior art keywords
refrigerant flow
nuclear reactor
reactor fuel
flow mixing
mixing grid
Prior art date
Application number
IT24112/84A
Other languages
English (en)
Other versions
IT8424112A0 (it
Inventor
Edmund Emory Demario
Raymond Francis Boyle
Peter Jacob Kuchirka
David James Sperhac
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27074486&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1177446(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US06/567,450 external-priority patent/US4692302A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT8424112A0 publication Critical patent/IT8424112A0/it
Application granted granted Critical
Publication of IT1177446B publication Critical patent/IT1177446B/it

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
    • G21C3/322—Means to influence the coolant flow through or around the bundles
    • 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
    • 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
    • G21C3/356—Spacer grids being provided with fuel element supporting members
    • G21C3/3563—Supporting members formed only by deformations in the 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
    • G21C3/34—Spacer grids
    • G21C3/3432—Grids designed to influence the coolant, i.e. coolant mixing function
    • 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)
  • Fuel Cell (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
IT24112/84A 1983-12-30 1984-12-18 Griglia mescolatrice del flusso di refrigerante per un complesso di combustibile per reattore nucleare IT1177446B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56744883A 1983-12-30 1983-12-30
US06/567,450 US4692302A (en) 1983-12-30 1983-12-30 Coolant flow mixer grid for a nuclear reactor fuel assembly

Publications (2)

Publication Number Publication Date
IT8424112A0 IT8424112A0 (it) 1984-12-18
IT1177446B true IT1177446B (it) 1987-08-26

Family

ID=27074486

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24112/84A IT1177446B (it) 1983-12-30 1984-12-18 Griglia mescolatrice del flusso di refrigerante per un complesso di combustibile per reattore nucleare

Country Status (6)

Country Link
EP (1) EP0148452B1 (it)
KR (1) KR910007921B1 (it)
DE (1) DE3480137D1 (it)
ES (1) ES297147Y (it)
IL (1) IL73802A0 (it)
IT (1) IT1177446B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652425A (en) * 1985-08-08 1987-03-24 Westinghouse Electric Corp. Bottom grid mounted debris trap for a fuel assembly
US4726926A (en) * 1986-03-12 1988-02-23 Advanced Nuclear Fuels Corporation Mixing grid
FR2599177B1 (fr) * 1986-05-20 1991-10-18 Fragema Framatome & Cogema Assemblage combustible a grilles anti-corrosion
US4698204A (en) * 1986-09-17 1987-10-06 Westinghouse Electric Corp. Intermediate flow mixing nonsupport grid for BWR fuel assembly
DE8625662U1 (de) * 1986-09-25 1988-03-03 Siemens AG, 1000 Berlin und 8000 München Kernreaktorbrennelement
DE3881963T2 (de) * 1987-05-22 1993-09-30 Westinghouse Electric Corp Kernbrennstoffstabstützgitter.
US4879090A (en) * 1987-08-24 1989-11-07 Combustion Engineering, Inc. Split vaned nuclear fuel assembly grid
US4913875A (en) * 1987-09-24 1990-04-03 General Electric Company Swirl vanes integral with spacer grid
EP0308701B1 (en) * 1987-09-24 1992-11-25 General Electric Company Swirl vanes integral with spacer grid
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.
FR2677163B1 (fr) * 1991-05-30 1994-01-07 Framatome Grille thermohydraulique et assemblage combustible nucleaire en comportant application.
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
SE505285C2 (sv) * 1993-06-30 1997-07-28 Asea Atom Ab Bränslepatron för kokarvattenreaktor, innefattande sju spridare
KR100844880B1 (ko) * 2006-12-27 2008-07-09 한전원자력연료 주식회사 지지격자와 안내관 및 계측관을 무용접으로 체결하는골격체
CN114188044B (zh) * 2021-11-18 2023-03-17 中国核动力研究设计院 一种强化搅混性能的定位格架及燃料组件

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061536A (en) * 1966-05-25 1977-12-06 The United States Of America As Represented By The United States Energy Research And Development Administration Fuel assembly for nuclear reactors
DE2157742A1 (de) * 1971-11-22 1973-05-30 Siemens Ag Brennelement fuer einen druckwasserreaktor
US3920515A (en) * 1972-09-26 1975-11-18 Westinghouse Electric Corp Fuel assembly for a nuclear reactor
US4077843A (en) * 1976-05-21 1978-03-07 Exxon Nuclear Company, Inc. Nuclear reactor spring strip grid spacer
US4175003A (en) * 1976-12-23 1979-11-20 Westinghouse Electric Corp. Grid for nuclear reactor fuel assemblies

Also Published As

Publication number Publication date
IL73802A0 (en) 1985-02-28
IT8424112A0 (it) 1984-12-18
ES297147U (es) 1989-09-01
EP0148452B1 (en) 1989-10-11
EP0148452A3 (en) 1985-12-27
DE3480137D1 (en) 1989-11-16
ES297147Y (es) 1990-03-16
EP0148452A2 (en) 1985-07-17
KR850005123A (ko) 1985-08-21
KR910007921B1 (ko) 1991-10-04

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961231