CA1067216A - Motion restraining apparatus for fuel elements - Google Patents
Motion restraining apparatus for fuel elementsInfo
- Publication number
- CA1067216A CA1067216A CA278,429A CA278429A CA1067216A CA 1067216 A CA1067216 A CA 1067216A CA 278429 A CA278429 A CA 278429A CA 1067216 A CA1067216 A CA 1067216A
- Authority
- CA
- Canada
- Prior art keywords
- fuel element
- support plate
- fuel
- torsion
- coolant
- 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
- 239000000446 fuel Substances 0.000 title claims abstract description 115
- 230000000452 restraining effect Effects 0.000 title claims abstract description 9
- 239000002826 coolant Substances 0.000 claims abstract description 40
- 238000011090 industrial biotechnology method and process Methods 0.000 abstract 1
- 230000013011 mating Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000004992 fission Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910052729 chemical element Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C5/00—Moderator or core structure; Selection of materials for use as moderator
- G21C5/02—Details
- G21C5/06—Means for locating or supporting fuel elements
-
- 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)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/726,397 US4072564A (en) | 1976-09-24 | 1976-09-24 | Motion restraining apparatus for a nuclear reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1067216A true CA1067216A (en) | 1979-11-27 |
Family
ID=24918442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA278,429A Expired CA1067216A (en) | 1976-09-24 | 1977-05-12 | Motion restraining apparatus for fuel elements |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4072564A (OSRAM) |
| JP (2) | JPS5340182A (OSRAM) |
| BE (1) | BE855175A (OSRAM) |
| CA (1) | CA1067216A (OSRAM) |
| DE (2) | DE2760137C1 (OSRAM) |
| ES (1) | ES460254A1 (OSRAM) |
| GB (2) | GB1564651A (OSRAM) |
| IL (1) | IL52054A (OSRAM) |
| IT (1) | IT1083755B (OSRAM) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4298434A (en) * | 1978-11-13 | 1981-11-03 | Combustion Engineering, Inc. | Bottom mounted fuel holddown mechanism |
| US4268357A (en) * | 1978-11-24 | 1981-05-19 | Combustion Engineering, Inc. | Positive lock holddown device |
| DE3228970A1 (de) * | 1981-08-26 | 1983-03-17 | The Babcock & Wilcox Co., 70112 New Orleans, La. | Zickzack-niederhaltefeder |
| DE3228971A1 (de) * | 1981-08-26 | 1983-03-17 | The Babcock & Wilcox Co., 70112 New Orleans, La. | Niederhaltetorsionsfeder mit doppelter umbiegung |
| FR2520148B1 (fr) * | 1982-01-18 | 1986-01-10 | Commissariat Energie Atomique | Piece d'extremite d'assemblage combustible de reacteur nucleaire comportant un levier rigide rappele elastiquement |
| US4671924A (en) * | 1985-05-02 | 1987-06-09 | Westinghouse Electric Corp. | Hold-down device of fuel assembly top nozzle employing leaf springs |
| DE3728488C2 (de) * | 1987-08-26 | 1995-03-30 | Siemens Ag | Kernreaktor mit einem aus einzelnen Brennelementen lösbar zusammengesetzten Kern und mit einem flüssigen Kühlmittel |
| US4986960A (en) * | 1989-01-30 | 1991-01-22 | The Babcock & Wilcox Company | Two piece end fitting with hairpin springs |
| US4986959A (en) * | 1989-05-17 | 1991-01-22 | Westinghouse Electric Corp. | Nuclear fuel assembly with expandable top nozzle subassembly |
| US5272742A (en) * | 1992-07-20 | 1993-12-21 | B&W Fuel Company | Upper end fitting |
| US5274685A (en) * | 1992-09-24 | 1993-12-28 | Siemens Power Corporation | Non-levitating PWR fuel assembly |
| EA015019B1 (ru) | 2007-12-26 | 2011-04-29 | Ториум Пауэр Инк. | Ядерный реактор (варианты), топливная сборка из запально-воспроизводящих модулей для ядерного реактора (варианты) и топливный элемент топливной сборки |
| US8116423B2 (en) | 2007-12-26 | 2012-02-14 | Thorium Power, Inc. | Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly |
| HUE043364T2 (hu) | 2008-12-25 | 2019-08-28 | Thorium Power Inc | Fûtõelem és egy fûtõelem elkészítési eljárása egy nukleáris reaktor egy fûtõelem-egysége számára |
| WO2011143172A1 (en) | 2010-05-11 | 2011-11-17 | Thorium Power, Inc. | Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof |
| US10170207B2 (en) | 2013-05-10 | 2019-01-01 | Thorium Power, Inc. | Fuel assembly |
| US10192644B2 (en) | 2010-05-11 | 2019-01-29 | Lightbridge Corporation | Fuel assembly |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3398050A (en) * | 1966-01-07 | 1968-08-20 | Atomic Power Dev Ass Inc | Nuclear reactor system |
| US3736226A (en) * | 1970-11-06 | 1973-05-29 | Atomic Power Dev Ass Inc | Hold-down arrangement for nuclear reactor fuel subassemblies |
| US3770583A (en) * | 1971-05-20 | 1973-11-06 | Combustion Eng | Fuel assembly hold-down device |
| US3853703A (en) * | 1972-07-03 | 1974-12-10 | Combustion Eng | Fuel assembly hold-up device |
| FR2266261B1 (OSRAM) * | 1974-03-28 | 1978-11-17 | Commissariat Energie Atomique | |
| DE2542757C3 (de) * | 1975-09-25 | 1978-08-31 | Babcock-Brown Boveri Reaktor Gmbh, 6800 Mannheim | Einrichtung zur Aufnahme der beim Betrieb eines Kernreaktors an den Brennelementen auftretenden Axialkräfte |
-
1976
- 1976-09-24 US US05/726,397 patent/US4072564A/en not_active Expired - Lifetime
-
1977
- 1977-05-10 IL IL52054A patent/IL52054A/xx unknown
- 1977-05-12 CA CA278,429A patent/CA1067216A/en not_active Expired
- 1977-05-25 IT IT23991/77A patent/IT1083755B/it active
- 1977-05-27 BE BE178028A patent/BE855175A/xx not_active IP Right Cessation
- 1977-06-16 GB GB25288/77A patent/GB1564651A/en not_active Expired
- 1977-06-16 GB GB9495/79A patent/GB1564652A/en not_active Expired
- 1977-06-29 ES ES460254A patent/ES460254A1/es not_active Expired
- 1977-07-01 DE DE2760137A patent/DE2760137C1/de not_active Expired
- 1977-07-01 DE DE2729814A patent/DE2729814C2/de not_active Expired
- 1977-09-22 JP JP11343677A patent/JPS5340182A/ja active Granted
-
1980
- 1980-12-19 JP JP17906280A patent/JPS56117186A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2729814A1 (de) | 1978-04-06 |
| DE2729814C2 (de) | 1981-11-19 |
| IT1083755B (it) | 1985-05-25 |
| JPS5734915B2 (OSRAM) | 1982-07-26 |
| GB1564651A (en) | 1980-04-10 |
| GB1564652A (en) | 1980-04-10 |
| JPS6137592B2 (OSRAM) | 1986-08-25 |
| IL52054A (en) | 1980-06-30 |
| DE2760137C1 (de) | 1986-12-11 |
| US4072564A (en) | 1978-02-07 |
| BE855175A (fr) | 1977-09-16 |
| ES460254A1 (es) | 1978-07-16 |
| JPS56117186A (en) | 1981-09-14 |
| JPS5340182A (en) | 1978-04-12 |
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