CA1096058A - Spacer grids for a nuclear reactor fuel assembly - Google Patents
Spacer grids for a nuclear reactor fuel assemblyInfo
- Publication number
- CA1096058A CA1096058A CA269,305A CA269305A CA1096058A CA 1096058 A CA1096058 A CA 1096058A CA 269305 A CA269305 A CA 269305A CA 1096058 A CA1096058 A CA 1096058A
- Authority
- CA
- Canada
- Prior art keywords
- sheet metal
- metal members
- strips
- bearing
- improvement
- 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
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 37
- 239000003758 nuclear fuel Substances 0.000 title claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 65
- 239000002184 metal Substances 0.000 claims abstract description 65
- 238000000926 separation method Methods 0.000 claims abstract 5
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 239000000446 fuel Substances 0.000 description 41
- 238000010276 construction Methods 0.000 description 9
- 230000000875 corresponding effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910000816 inconels 718 Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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
-
- 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)
- Body Structure For Vehicles (AREA)
- Exhaust Gas After Treatment (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7600522 | 1976-01-09 | ||
| FR7600522A FR2337919A1 (fr) | 1976-01-09 | 1976-01-09 | Dispositif de guidage mutuel pour grilles d'espacement d'assemblage combustible de reacteur nucleaire |
| FR7600877 | 1976-01-14 | ||
| FR7600877A FR2338549A1 (fr) | 1976-01-14 | 1976-01-14 | Perfectionnement aux grilles d'espacement pour assemblage combustible de reacteur nucleaire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1096058A true CA1096058A (en) | 1981-02-17 |
Family
ID=26219235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA269,305A Expired CA1096058A (en) | 1976-01-09 | 1977-01-07 | Spacer grids for a nuclear reactor fuel assembly |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5285692A (de) |
| CA (1) | CA1096058A (de) |
| DE (1) | DE2659634A1 (de) |
| GB (1) | GB1517670A (de) |
| IT (1) | IT1077556B (de) |
| NL (1) | NL7700111A (de) |
| SE (1) | SE426626B (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175003A (en) * | 1976-12-23 | 1979-11-20 | Westinghouse Electric Corp. | Grid for nuclear reactor fuel assemblies |
| KR860000966B1 (ko) * | 1981-11-30 | 1986-07-23 | 엘돈 에이취. 루터 | 원자로 연료 조립체용 힘 방지 그리드 |
| US4897241A (en) * | 1981-11-30 | 1990-01-30 | Combustion Engineering, Inc. | Anti-bow grid for nuclear fuel assembly |
| GB2166900A (en) * | 1984-11-09 | 1986-05-14 | Atomic Energy Authority Uk | Fuel assembly spacer grid |
| US4818479A (en) * | 1985-10-04 | 1989-04-04 | The United States Of America As Represented By The United States Department Of Energy | Nuclear reactor spacer grid and ductless core component |
| EP0573899B1 (de) * | 1992-06-10 | 1996-04-24 | Siemens Aktiengesellschaft | Brennelement eines Kernreaktors mit einer Gitterstruktur zur Drallerzeugung |
| CN107230501A (zh) * | 2017-06-09 | 2017-10-03 | 中广核研究院有限公司 | 一种核燃料组件、定位格栅以及条带 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL144754B (nl) * | 1967-12-13 | 1975-01-15 | Stichting Reactor Centrum | Ondersteuningsrooster voor een bundel cilindrische elementen, die aan een warmtewisselingsproces deelnemen. |
| US3920515A (en) * | 1972-09-26 | 1975-11-18 | Westinghouse Electric Corp | Fuel assembly for a nuclear reactor |
-
1976
- 1976-12-29 GB GB54249/76A patent/GB1517670A/en not_active Expired
- 1976-12-30 DE DE19762659634 patent/DE2659634A1/de active Granted
-
1977
- 1977-01-05 IT IT19078/77A patent/IT1077556B/it active
- 1977-01-07 NL NL7700111A patent/NL7700111A/xx not_active Application Discontinuation
- 1977-01-07 CA CA269,305A patent/CA1096058A/en not_active Expired
- 1977-01-07 SE SE7700135A patent/SE426626B/xx not_active IP Right Cessation
- 1977-01-10 JP JP86977A patent/JPS5285692A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1077556B (it) | 1985-05-04 |
| DE2659634C2 (de) | 1987-05-21 |
| JPS6115393B2 (de) | 1986-04-23 |
| SE426626B (sv) | 1983-01-31 |
| DE2659634A1 (de) | 1977-07-14 |
| NL7700111A (nl) | 1977-07-12 |
| GB1517670A (en) | 1978-07-12 |
| SE7700135L (sv) | 1977-07-10 |
| JPS5285692A (en) | 1977-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |