FR2449324B1 - Piece d'espacement pour elements combustibles de reacteurs nucleaires - Google Patents
Piece d'espacement pour elements combustibles de reacteurs nucleairesInfo
- Publication number
- FR2449324B1 FR2449324B1 FR8003079A FR8003079A FR2449324B1 FR 2449324 B1 FR2449324 B1 FR 2449324B1 FR 8003079 A FR8003079 A FR 8003079A FR 8003079 A FR8003079 A FR 8003079A FR 2449324 B1 FR2449324 B1 FR 2449324B1
- Authority
- FR
- France
- Prior art keywords
- spacer
- nuclear reactors
- combustible elements
- combustible
- elements
- 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
- G21C3/34—Spacer grids
- G21C3/356—Spacer grids being provided with fuel element supporting members
- G21C3/3566—Supporting members formed only of elements fixed on 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)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Springs (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2905661A DE2905661C2 (de) | 1979-02-14 | 1979-02-14 | Abstandshalter für die zu einem Kernreaktorbrennelement zusammengefaßten Brennstäbe |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2449324A1 FR2449324A1 (fr) | 1980-09-12 |
FR2449324B1 true FR2449324B1 (fr) | 1987-01-30 |
Family
ID=6062927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8003079A Expired FR2449324B1 (fr) | 1979-02-14 | 1980-02-12 | Piece d'espacement pour elements combustibles de reacteurs nucleaires |
Country Status (6)
Country | Link |
---|---|
US (1) | US4312705A (fr) |
JP (1) | JPS55107993A (fr) |
BR (1) | BR8000864A (fr) |
DE (1) | DE2905661C2 (fr) |
FR (1) | FR2449324B1 (fr) |
SE (1) | SE435221B (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58140678A (ja) * | 1982-02-16 | 1983-08-20 | 動力炉・核燃料開発事業団 | 核燃料集合体用スペ−サ |
US4544522A (en) * | 1982-08-20 | 1985-10-01 | General Electric Company | Nuclear fuel assembly spacer |
US4556531A (en) * | 1983-04-19 | 1985-12-03 | General Electric Company | Nuclear fuel assembly spacer and spring component therefor |
DE3334974A1 (de) * | 1983-09-27 | 1985-04-18 | Kraftwerk Union AG, 4330 Mülheim | Kernreaktorbrennelement |
US4666657A (en) * | 1984-06-22 | 1987-05-19 | Westinghouse Electric Corp. | Remotely adjustable intermediate seismic support |
JPS6196491A (ja) * | 1984-10-17 | 1986-05-15 | 株式会社日立製作所 | 燃料スペ−サ |
US4900508A (en) * | 1984-12-24 | 1990-02-13 | Combustion Engineering, Inc. | High strength nuclear fuel grid |
US4702881A (en) * | 1985-04-02 | 1987-10-27 | Westinghouse Electric Corp. | Nuclear reactor spacer grid |
EP0210526B1 (fr) * | 1985-07-24 | 1989-05-24 | Siemens Aktiengesellschaft | Assemblage de combustible nucléaire |
FR2609832B1 (fr) * | 1987-01-21 | 1992-06-12 | Commissariat Energie Atomique | Grille d'assemblage combustible de reacteur a eau legere |
JPS63271937A (ja) * | 1987-04-28 | 1988-11-09 | Matsushita Electric Ind Co Ltd | 洗浄装置 |
JPH04215878A (ja) * | 1990-03-14 | 1992-08-06 | Seiko Epson Corp | 液中ジェット洗浄方法及び洗浄装置 |
ES2078398T3 (es) * | 1991-08-05 | 1995-12-16 | Siemens Ag | Distanciador para elementos combustibles con resortes sobrepuestos, curvados. |
US5243634A (en) * | 1992-06-29 | 1993-09-07 | Combustion Engineering, Inc. | DNB performing spacer grids |
AU4921693A (en) * | 1993-03-08 | 1994-09-26 | Combustion Engineering Inc. | Mixing spacer grid for pwr and bwr applications |
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 |
US5519747A (en) * | 1994-10-04 | 1996-05-21 | General Electric Company | Apparatus and methods for fabricating spacers for a nuclear fuel rod bundle |
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 |
US5790624A (en) * | 1996-03-05 | 1998-08-04 | Framatome Cogema Fuels | Mixing vane protecting flap |
JP3913386B2 (ja) | 1998-02-10 | 2007-05-09 | 株式会社日立製作所 | 燃料集合体 |
DE102005035486B3 (de) * | 2005-07-26 | 2007-02-22 | Areva Np Gmbh | Brennelement für einen Druckwasserkernreaktor |
JP5038050B2 (ja) * | 2007-08-01 | 2012-10-03 | 白川 利久 | 原子炉の核燃料集合体におけるスペーサ |
CN107967949A (zh) * | 2016-10-20 | 2018-04-27 | 华北电力大学 | 铅基快堆四边形燃料组件及其用于的快中子反应堆 |
CN109920561B (zh) * | 2019-02-27 | 2020-09-29 | 广东核电合营有限公司 | 燃料组件及定位格架 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1075522A (en) * | 1963-02-22 | 1967-07-12 | Soc Anglo Belge Vulcain Sa | Nuclear fuel assembly |
GB1104631A (en) * | 1963-12-16 | 1968-02-28 | Atomic Energy Authority Uk | Improvements in or relating to nuclear reactor fuel element assemblies |
FR1480965A (fr) * | 1965-05-25 | 1967-08-09 | ||
US3674635A (en) * | 1970-03-27 | 1972-07-04 | Combustion Eng | Bimetallic spacer grid |
US3890196A (en) * | 1971-07-07 | 1975-06-17 | Atomic Energy Authority Uk | Nuclear reactor fuel element assembly spacer grid and method of making |
BE785940A (fr) * | 1971-07-07 | 1973-01-08 | Atomic Energy Authority Uk | Perfectionnements aux elements combustibles de reacteurs nucleaires |
US3904475A (en) * | 1972-01-19 | 1975-09-09 | Tokyo Shibaura Electric Co | Spring spacer device for resiliently supporting nuclear fuel rods |
BE794919A (fr) * | 1972-02-04 | 1973-08-02 | Exxon Nuclear Co Inc | Dispositif espaceur pour reacteur nucleaire |
-
1979
- 1979-02-14 DE DE2905661A patent/DE2905661C2/de not_active Expired
- 1979-12-14 SE SE7910334A patent/SE435221B/sv not_active IP Right Cessation
-
1980
- 1980-02-12 JP JP1589880A patent/JPS55107993A/ja active Granted
- 1980-02-12 US US06/120,743 patent/US4312705A/en not_active Expired - Lifetime
- 1980-02-12 FR FR8003079A patent/FR2449324B1/fr not_active Expired
- 1980-02-13 BR BR8000864A patent/BR8000864A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
FR2449324A1 (fr) | 1980-09-12 |
JPS55107993A (en) | 1980-08-19 |
JPS6142834B2 (fr) | 1986-09-24 |
SE7910334L (sv) | 1980-08-15 |
SE435221B (sv) | 1984-09-10 |
BR8000864A (pt) | 1980-10-29 |
DE2905661C2 (de) | 1982-06-24 |
US4312705A (en) | 1982-01-26 |
DE2905661A1 (de) | 1980-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |