BE854921A - Grille d'espacement pour elements combustibles de reacteurs nucleaires - Google Patents
Grille d'espacement pour elements combustibles de reacteurs nucleairesInfo
- Publication number
- BE854921A BE854921A BE177813A BE177813A BE854921A BE 854921 A BE854921 A BE 854921A BE 177813 A BE177813 A BE 177813A BE 177813 A BE177813 A BE 177813A BE 854921 A BE854921 A BE 854921A
- Authority
- BE
- Belgium
- Prior art keywords
- fuel elements
- nuclear reactors
- spacing grid
- grid
- spacing
- Prior art date
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
-
- 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)
- Springs (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/688,924 US4077843A (en) | 1976-05-21 | 1976-05-21 | Nuclear reactor spring strip grid spacer |
Publications (1)
Publication Number | Publication Date |
---|---|
BE854921A true BE854921A (fr) | 1977-11-23 |
Family
ID=24766356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE177813A BE854921A (fr) | 1976-05-21 | 1977-05-23 | Grille d'espacement pour elements combustibles de reacteurs nucleaires |
Country Status (10)
Country | Link |
---|---|
US (1) | US4077843A (fr) |
JP (1) | JPS531788A (fr) |
BE (1) | BE854921A (fr) |
CA (1) | CA1088225A (fr) |
DE (1) | DE2722014A1 (fr) |
ES (1) | ES458998A1 (fr) |
FR (1) | FR2352373A1 (fr) |
GB (1) | GB1564267A (fr) |
IT (1) | IT1076061B (fr) |
SE (1) | SE425706B (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE409258B (sv) * | 1977-12-21 | 1979-08-06 | Asea Atom Ab | Spridare foer ett flertal i en kaernreaktor vertikalt anordnade braenslestavar |
US4389369A (en) * | 1980-08-11 | 1983-06-21 | Westinghouse Electric Corp. | Bi-metallic grid for a nuclear reactor fuel assembly |
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 |
IL73802A0 (en) * | 1983-12-30 | 1985-02-28 | Westinghouse Electric Corp | Coolant flow mixing grid for a nuclear reactor fuel assembly |
US4839136A (en) * | 1986-10-23 | 1989-06-13 | Ab Asea-Atom | Spacer for nuclear fuel rods |
US4756878A (en) * | 1986-12-01 | 1988-07-12 | Advanced Nuclear Fuels Corporation | Grid spacer and method of making same |
SE456461B (sv) * | 1987-02-06 | 1988-10-03 | Asea Atom Ab | Brenslepatron for kernreaktor |
JPH0776795B2 (ja) * | 1989-01-25 | 1995-08-16 | 三菱原子燃料株式会社 | 支持格子 |
US5278883A (en) * | 1992-03-30 | 1994-01-11 | Siemens Power Corporation | Low pressure drop spacer for nuclear fuel assemblies |
JPH0627275A (ja) | 1992-07-10 | 1994-02-04 | Mitsubishi Nuclear Fuel Co Ltd | 燃料集合体の支持格子 |
US5299246A (en) * | 1992-09-25 | 1994-03-29 | Combustion Engineering, Inc. | Shape-memory alloys in the construction of nuclear fuel spacer grids |
DE59306057D1 (de) * | 1992-10-13 | 1997-05-07 | Siemens Ag | Gitterförmiger Abstandhalter für ein Kernreaktorbrennelement |
JP3121972B2 (ja) * | 1993-12-03 | 2001-01-09 | 三菱原子燃料株式会社 | 核燃料集合体 |
JPH07159572A (ja) * | 1993-12-03 | 1995-06-23 | Mitsubishi Nuclear Fuel Co Ltd | 核燃料集合体 |
US5434898A (en) * | 1994-03-14 | 1995-07-18 | Siemens Power Corporation | Nuclear fuel assembly |
US5488644A (en) * | 1994-07-13 | 1996-01-30 | General Electric Company | Spring assemblies for adjoining nuclear fuel rod containing ferrules and a spacer formed of the spring assemblies and ferrules |
US5546437A (en) * | 1995-01-11 | 1996-08-13 | General Electric Company | Spacer for nuclear fuel rods |
US5566217A (en) * | 1995-01-30 | 1996-10-15 | General Electric Company | Reduced height spacer for nuclear fuel rods |
US5675621A (en) * | 1995-08-17 | 1997-10-07 | General Electric Company | Reduced height flat spring spacer for nuclear fuel rods |
US6526116B1 (en) * | 1997-07-02 | 2003-02-25 | Westinghouse Electric Company Llc | Nuclear fuel assembly with hydraulically balanced mixing vanes |
EP2204819B1 (fr) * | 2008-12-31 | 2014-06-04 | Areva Np | Filtre à débris pour une utilisation dans un ensemble de combustible nucléaire |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3350275A (en) * | 1965-08-26 | 1967-10-31 | Gen Electric | Reactor fuel assembly device |
BE785942A (fr) * | 1971-07-07 | 1973-01-08 | Atomic Energy Authority Uk | Perfectionnements aux elements combustibles de reacteurs nucleaires |
BE785940A (fr) * | 1971-07-07 | 1973-01-08 | Atomic Energy Authority Uk | Perfectionnements aux elements combustibles de reacteurs nucleaires |
BE785939A (fr) * | 1971-07-07 | 1973-01-08 | Atomic Energy Authority Uk | Perfectionnements aux elements combustibles de reacteurs nucleaires |
BE794919A (fr) * | 1972-02-04 | 1973-08-02 | Exxon Nuclear Co Inc | Dispositif espaceur pour reacteur nucleaire |
US3804354A (en) * | 1972-03-09 | 1974-04-16 | United Nuclear Corp | Fuel rod spacer system for nuclear fuel assemblies |
DE2233904A1 (de) * | 1972-07-10 | 1974-01-31 | Stichting Reactor Centrum | Haltegitter fuer ein buendel zylindrischer elemente, die an einem waermeaustauschvorgang teilnehmen |
US3920515A (en) * | 1972-09-26 | 1975-11-18 | Westinghouse Electric Corp | Fuel assembly for a nuclear reactor |
FR2235464A1 (en) * | 1973-06-28 | 1975-01-24 | Commissariat Energie Atomique | Fuel element lattice restraint structure - with integral constraints to inhibit swelling of fuel element cladding |
-
1976
- 1976-05-21 US US05/688,924 patent/US4077843A/en not_active Expired - Lifetime
-
1977
- 1977-05-14 DE DE19772722014 patent/DE2722014A1/de not_active Ceased
- 1977-05-16 CA CA278,477A patent/CA1088225A/fr not_active Expired
- 1977-05-17 SE SE7705845A patent/SE425706B/xx not_active IP Right Cessation
- 1977-05-18 GB GB20921/77A patent/GB1564267A/en not_active Expired
- 1977-05-20 IT IT23839/77A patent/IT1076061B/it active
- 1977-05-20 FR FR7715610A patent/FR2352373A1/fr active Granted
- 1977-05-20 ES ES458998A patent/ES458998A1/es not_active Expired
- 1977-05-21 JP JP5822577A patent/JPS531788A/ja active Pending
- 1977-05-23 BE BE177813A patent/BE854921A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2722014A1 (de) | 1977-12-08 |
FR2352373B1 (fr) | 1982-05-21 |
IT1076061B (it) | 1985-04-22 |
CA1088225A (fr) | 1980-10-21 |
GB1564267A (en) | 1980-04-02 |
SE425706B (sv) | 1982-10-25 |
US4077843A (en) | 1978-03-07 |
ES458998A1 (es) | 1978-08-16 |
JPS531788A (en) | 1978-01-10 |
SE7705845L (sv) | 1977-11-22 |
FR2352373A1 (fr) | 1977-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CA | Change of address of the owner of the patent |
Owner name: *SIEMENS A.G. BERLIN UND MUNCHEN:WITTELSBACHERPLAT Effective date: 19890119 |
|
CH | Change of patent owner |
Owner name: *SIEMENS A.G. BERLIN UND MUNCHEN Effective date: 19890119 |
|
RE | Patent lapsed |
Owner name: SIEMENS A.G. BERLIN UND MUNCHEN Effective date: 19960531 |