FR2303352A1 - Plaques de grille d'espacement de barreaux de combustible nucleaire, munies d'ondulations pour controler la chute de pression du refrigerant - Google Patents
Plaques de grille d'espacement de barreaux de combustible nucleaire, munies d'ondulations pour controler la chute de pression du refrigerantInfo
- Publication number
- FR2303352A1 FR2303352A1 FR7604394A FR7604394A FR2303352A1 FR 2303352 A1 FR2303352 A1 FR 2303352A1 FR 7604394 A FR7604394 A FR 7604394A FR 7604394 A FR7604394 A FR 7604394A FR 2303352 A1 FR2303352 A1 FR 2303352A1
- Authority
- FR
- France
- Prior art keywords
- ripples
- drop
- fitted
- control
- nuclear fuel
- 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.)
- Granted
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
- G21C3/356—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
- G21C3/322—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/554,874 US4165256A (en) | 1975-03-03 | 1975-03-03 | Fuel element grid plate with corrugation and bosses |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2303352A1 true FR2303352A1 (fr) | 1976-10-01 |
FR2303352B1 FR2303352B1 (fr) | 1982-03-05 |
Family
ID=24215049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7604394A Granted FR2303352A1 (fr) | 1975-03-03 | 1976-02-18 | Plaques de grille d'espacement de barreaux de combustible nucleaire, munies d'ondulations pour controler la chute de pression du refrigerant |
Country Status (14)
Country | Link |
---|---|
US (1) | US4165256A (fr) |
JP (1) | JPS51104188A (fr) |
AT (1) | AT359607B (fr) |
BE (1) | BE834846A (fr) |
BR (1) | BR7506933A (fr) |
CA (1) | CA1035054A (fr) |
DE (1) | DE2552898C3 (fr) |
ES (1) | ES442187A1 (fr) |
FR (1) | FR2303352A1 (fr) |
GB (1) | GB1489964A (fr) |
IL (1) | IL48203A (fr) |
IT (1) | IT1043280B (fr) |
NL (1) | NL7512522A (fr) |
SE (1) | SE407716B (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2377077A1 (fr) * | 1977-01-07 | 1978-08-04 | Babcock & Wilcox Co | Grille d'espacement pour ensemble de barres combustibles de reacteur nucleaire |
EP0200046A1 (fr) * | 1985-05-01 | 1986-11-05 | Westinghouse Electric Corporation | Grille support de crayons combustibles nucléaires à butées multiples |
EP0291736A2 (fr) * | 1987-05-22 | 1988-11-23 | Westinghouse Electric Corporation | Grille de support pour aiguille de combustible nucléaire |
FR2642216A1 (fr) * | 1989-01-25 | 1990-07-27 | Mitsubishi Nuclear Fuel | Grille d'assemblage combustible nucleaire |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4175004A (en) * | 1977-08-29 | 1979-11-20 | The Babcock & Wilcox Company | Fuel assembly guide tube |
FR2520149B1 (fr) * | 1982-01-20 | 1987-03-20 | Commissariat Energie Atomique | Grille d'espacement pour assemblage combustible de reacteur nucleaire comportant des points d'appui opposes deux a deux pratiques sur des lamelles deformables elastiquement |
US4702881A (en) * | 1985-04-02 | 1987-10-27 | Westinghouse Electric Corp. | Nuclear reactor spacer grid |
JPS6373188A (ja) * | 1986-09-17 | 1988-04-02 | 三菱原子燃料株式会社 | 支持格子 |
JPS6379095A (ja) * | 1986-09-22 | 1988-04-09 | 三菱原子燃料株式会社 | 支持格子 |
US4781884A (en) * | 1987-03-02 | 1988-11-01 | Combustion Engineering, Inc. | Debris catching strainer grid |
US5519745A (en) * | 1994-11-03 | 1996-05-21 | General Electric Company | Lower tie plate debris catcher for a nuclear reactor |
US7889829B2 (en) * | 2004-09-02 | 2011-02-15 | Westinghouse Electric Company Llc | Nuclear fuel assembly protective grid |
ES2490818T3 (es) * | 2008-12-31 | 2014-09-04 | Areva Np | Filtro de residuos para su utilización en un conjunto de combustible nuclear |
US20120250814A1 (en) * | 2011-03-29 | 2012-10-04 | Westinghouse Electric Company Llc | Nuclear fuel assembly support grid |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1439362A1 (de) * | 1964-04-09 | 1969-04-10 | Siemens Ag | Abstandshalter fuer Brennelemente |
DE1514469A1 (de) * | 1965-06-01 | 1969-09-11 | Siemens Ag | Abstandshalter fuer Kernreaktor-Brennelemente |
FR2200587A1 (fr) * | 1972-09-26 | 1974-04-19 | Westinghouse Electric Corp |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3607640A (en) * | 1968-06-24 | 1971-09-21 | Combustion Eng | Perimeter strip for a nuclear reactor fuel assembly support grid |
BE755642A (fr) * | 1969-09-03 | 1971-03-02 | Atomic Energy Authority Uk | Prefectionnements apportes aux elements combustibles de reacteurs nucleaires |
NL7014096A (fr) * | 1969-10-04 | 1971-04-06 | ||
US3646994A (en) * | 1969-12-23 | 1972-03-07 | Reactor Centrum Nederland | Spacer grid respectively plate spring for a bunch of cylindrical elements taking part in a heat-exchanging process |
US3746619A (en) * | 1970-06-01 | 1973-07-17 | Continental Oil Co | Nuclear reactor fuel element spacer assembly |
US3814666A (en) * | 1971-01-04 | 1974-06-04 | Combustion Eng | Staggered cone deflectors |
CA941077A (en) * | 1971-01-21 | 1974-01-29 | Joseph R. Weiss | Nuclear fuel element with multiple fuel tubes |
-
1975
- 1975-03-03 US US05/554,874 patent/US4165256A/en not_active Expired - Lifetime
- 1975-09-29 IL IL48203A patent/IL48203A/xx unknown
- 1975-09-29 CA CA236,637A patent/CA1035054A/fr not_active Expired
- 1975-10-02 GB GB40355/75A patent/GB1489964A/en not_active Expired
- 1975-10-10 IT IT28165/75A patent/IT1043280B/it active
- 1975-10-22 BR BR7506933A patent/BR7506933A/pt unknown
- 1975-10-24 BE BE161230A patent/BE834846A/fr not_active IP Right Cessation
- 1975-10-27 AT AT817875A patent/AT359607B/de not_active IP Right Cessation
- 1975-10-27 NL NL7512522A patent/NL7512522A/xx not_active Application Discontinuation
- 1975-10-29 ES ES442187A patent/ES442187A1/es not_active Expired
- 1975-11-25 DE DE2552898A patent/DE2552898C3/de not_active Expired
- 1975-12-01 SE SE7513520A patent/SE407716B/xx unknown
-
1976
- 1976-01-29 JP JP51008045A patent/JPS51104188A/ja active Pending
- 1976-02-18 FR FR7604394A patent/FR2303352A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1439362A1 (de) * | 1964-04-09 | 1969-04-10 | Siemens Ag | Abstandshalter fuer Brennelemente |
DE1514469A1 (de) * | 1965-06-01 | 1969-09-11 | Siemens Ag | Abstandshalter fuer Kernreaktor-Brennelemente |
FR2200587A1 (fr) * | 1972-09-26 | 1974-04-19 | Westinghouse Electric Corp |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2377077A1 (fr) * | 1977-01-07 | 1978-08-04 | Babcock & Wilcox Co | Grille d'espacement pour ensemble de barres combustibles de reacteur nucleaire |
EP0200046A1 (fr) * | 1985-05-01 | 1986-11-05 | Westinghouse Electric Corporation | Grille support de crayons combustibles nucléaires à butées multiples |
US4659541A (en) * | 1985-05-01 | 1987-04-21 | Westinghouse Electric Corp. | Nuclear fuel rod support grid with improved multiple dimple arrangement |
EP0291736A2 (fr) * | 1987-05-22 | 1988-11-23 | Westinghouse Electric Corporation | Grille de support pour aiguille de combustible nucléaire |
EP0291736A3 (en) * | 1987-05-22 | 1989-08-16 | Westinghouse Electric Corporation | Nuclear-fuel-rod supporting grid |
FR2642216A1 (fr) * | 1989-01-25 | 1990-07-27 | Mitsubishi Nuclear Fuel | Grille d'assemblage combustible nucleaire |
US5114668A (en) * | 1989-01-25 | 1992-05-19 | Mitsubishi Nuclear Fuel Co. | Grid in a nuclear fuel assembly |
Also Published As
Publication number | Publication date |
---|---|
DE2552898A1 (de) | 1976-09-09 |
GB1489964A (en) | 1977-10-26 |
IT1043280B (it) | 1980-02-20 |
BE834846A (fr) | 1976-02-16 |
DE2552898B2 (de) | 1979-03-08 |
NL7512522A (nl) | 1976-09-07 |
SE407716B (sv) | 1979-04-09 |
IL48203A (en) | 1978-10-31 |
ATA817875A (de) | 1980-04-15 |
CA1035054A (fr) | 1978-07-18 |
FR2303352B1 (fr) | 1982-03-05 |
SE7513520L (sv) | 1976-09-06 |
US4165256A (en) | 1979-08-21 |
IL48203A0 (en) | 1975-12-31 |
AT359607B (de) | 1980-11-25 |
DE2552898C3 (de) | 1979-10-31 |
BR7506933A (pt) | 1977-05-17 |
ES442187A1 (es) | 1977-08-16 |
JPS51104188A (fr) | 1976-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |