ES454904A1 - Perfeccionamientos introducidos en un conjunto de elementos de combustible nuclear. - Google Patents
Perfeccionamientos introducidos en un conjunto de elementos de combustible nuclear.Info
- Publication number
- ES454904A1 ES454904A1 ES454904A ES454904A ES454904A1 ES 454904 A1 ES454904 A1 ES 454904A1 ES 454904 A ES454904 A ES 454904A ES 454904 A ES454904 A ES 454904A ES 454904 A1 ES454904 A1 ES 454904A1
- Authority
- ES
- Spain
- Prior art keywords
- fuel
- grids
- fuel pins
- tie
- rods
- 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
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
- G21C3/33—Supporting 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
- G21C3/332—Supports for spacer grids
-
- 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)
- Supports For Pipes And Cables (AREA)
Abstract
Perfeccionamientos introducidos en un conjunto de elementos de combustible nuclear, que comprende un haz de agujas enfundadas, mantenidas paralelas entre sí, según los nudos de una red regular, por un conjunto de rejillas separadas, provistas de órganos de apoyo sobre estas agujas, y una estructura rígida, formada por dos placas de extremo paralelas, arriostradas por tirantes, que se distribuyen con regularidad entre la red de las agujas según nudos de esta red, siendo estos tirantes sensiblemente del mismo diámetro que las agujas, caracterizados porque el haz de agujas está asociado a una rejilla de soporte única, que se hace solidaria de los tirantes, estando distribuidas las demás rejillas a ambos lados de la rejilla de soporte y según la altura del conjunto, de tal modo que los alargamientos de las agujas se producen a partir de la citada rejilla de soporte, hacia las placas inferior y superior respectivamente.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7600606A FR2337918A1 (fr) | 1976-01-12 | 1976-01-12 | Assemblage de combustible nucleaire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES454904A1 true ES454904A1 (es) | 1978-02-16 |
Family
ID=9167808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES454904A Expired ES454904A1 (es) | 1976-01-12 | 1977-01-08 | Perfeccionamientos introducidos en un conjunto de elementos de combustible nuclear. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4119490A (es) |
| JP (1) | JPS58155Y2 (es) |
| BE (1) | BE849671A (es) |
| CA (1) | CA1068017A (es) |
| ES (1) | ES454904A1 (es) |
| FR (1) | FR2337918A1 (es) |
| GB (1) | GB1506838A (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2390804A1 (fr) * | 1977-05-13 | 1978-12-08 | Commissariat Energie Atomique | Assemblage de combustible nucleaire |
| FR2397042A1 (fr) * | 1977-07-07 | 1979-02-02 | Commissariat Energie Atomique | Grille d'espacement pour un faisceau de crayons combustibles dans un assemblage de reacteur nucleaire |
| US4239597A (en) * | 1978-03-30 | 1980-12-16 | The Babcock & Wilcox Company | Nuclear fuel spacer grid |
| US4265010A (en) * | 1978-11-24 | 1981-05-05 | Westinghouse Electric Corp. | Method and apparatus for adjusting the elevation of fuel rods in a nuclear reactor fuel assembly |
| US4284475A (en) * | 1979-01-26 | 1981-08-18 | Combustion Engineering, Inc. | Wear sleeve for control rod guide tube |
| JPS5821193A (ja) * | 1981-07-31 | 1983-02-07 | 三菱原子力工業株式会社 | 原子燃料集合体 |
| US4521374A (en) * | 1982-09-01 | 1985-06-04 | Westinghouse Electric Corp. | Fuel grid with sleeves welded in notched grid straps |
| US4678630A (en) * | 1983-08-03 | 1987-07-07 | The Babcock & Wilcox Company | Spacer grid insert |
| US4678625A (en) * | 1985-08-05 | 1987-07-07 | Westinghouse Electric Corp. | Method of straightening bowed irradiated fuel assemblies |
| US4744942A (en) * | 1986-06-11 | 1988-05-17 | Westinghouse Electric Corp. | Nuclear reactor spacer grid loading |
| RU2177650C2 (ru) * | 2000-01-26 | 2001-12-27 | Открытое акционерное общество "Машиностроительный завод" | Тепловыделяющая сборка водо-водяного энергетического ядерного реактора |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3791466A (en) * | 1969-05-19 | 1974-02-12 | Westinghouse Electric Corp | Low parasitic capture fuel assembly structure |
| US3954560A (en) * | 1970-05-06 | 1976-05-04 | Commissariat A L'energie Atomique | Nuclear fuel assembly |
| US3920516A (en) * | 1972-09-25 | 1975-11-18 | Westinghouse Electric Corp | Nuclear reactor fuel assembly arrangement |
| DE2413464C3 (de) * | 1974-03-20 | 1980-06-12 | Kraftwerk Union Ag, 4330 Muelheim | Kernreaktorbrennelement |
-
1976
- 1976-01-12 FR FR7600606A patent/FR2337918A1/fr active Granted
- 1976-12-21 CA CA268,349A patent/CA1068017A/en not_active Expired
- 1976-12-21 GB GB53349/76A patent/GB1506838A/en not_active Expired
- 1976-12-21 BE BE173479A patent/BE849671A/xx unknown
- 1976-12-22 US US05/753,451 patent/US4119490A/en not_active Expired - Lifetime
-
1977
- 1977-01-08 ES ES454904A patent/ES454904A1/es not_active Expired
- 1977-01-12 JP JP1977002403U patent/JPS58155Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2337918B1 (es) | 1980-04-30 |
| JPS58155Y2 (ja) | 1983-01-05 |
| FR2337918A1 (fr) | 1977-08-05 |
| CA1068017A (en) | 1979-12-11 |
| US4119490A (en) | 1978-10-10 |
| JPS5296196U (es) | 1977-07-19 |
| BE849671A (fr) | 1977-04-15 |
| GB1506838A (en) | 1978-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB873073A (en) | Improvements in or relating to fuel elements for nuclear reactors | |
| ES454904A1 (es) | Perfeccionamientos introducidos en un conjunto de elementos de combustible nuclear. | |
| SE7910334L (sv) | Spridare for kernreaktorbrensleelement | |
| ES480693A1 (es) | Dispositivo de mantenimiento transversal de las barras com- bustibles de un conjunto para reactor nuclear. | |
| ES471553A1 (es) | Perfeccionamientos en emparrillados de separacion para hacesde barras combustibles en reactores nucleares | |
| ATE12847T1 (de) | Brennelement fuer einen kernreaktor. | |
| US3137638A (en) | Neutronic reactor fuel elements | |
| ES540444A0 (es) | Reactor nuclear del tipo submoderado | |
| ES462525A1 (es) | Nucleo para reactor nuclear | |
| ES458998A1 (es) | Perfeccionamientos introducidos en un dispositivo espaciadorde rejilla para uso en un conjunto de elemento combustible nuclear. | |
| ES480692A1 (es) | Perfeccionamientos en un conjunto de combustible facilmente desmontable para reactor nuclear. | |
| ES368690A1 (es) | Rejilla espaciadora para soporte de los elementos de com- bustible en los reactores nucleares. | |
| ES8105500A1 (es) | Conjunto de combustible | |
| ATE53458T1 (de) | Abstandshalter fuer kernbrennstabbuendel und ein damit versehenes brennstabbuendel. | |
| ES453573A1 (es) | Reactor nuclear. | |
| ES8404092A1 (es) | "una disposicion de combustible para un reactor nuclear. | |
| GB1489964A (en) | Nuclear reactor fuel element grid plate a fuel element grid cell structure and a method of manufacturing a grid plate | |
| ES297050U (es) | Rejilla para conjuntos combustibles nucleares. | |
| ES462371A1 (es) | Reja separadora de conjuntos de combustible para reactor nuclear. | |
| ES472395A1 (es) | Perfeccionamientos en los medios de montaje de los conjuntos de combustible nuclear. | |
| ES404659A1 (es) | Perfeccionamientos en conjuntos de elementos combustibles para reactores nucleares. | |
| ES469766A1 (es) | Perfeccionamientos introducidos en un conjunto de combusti- ble nuclear | |
| ES404661A1 (es) | Perfeccionamientos en rejillas separadoras celulares para conjuntos de elementos combustibles de reactores nucleares. | |
| GB881562A (en) | Improvements in and relating to nuclear reactors | |
| GB927043A (en) | Improvements in or relating to nuclear reactors |