DE69020123T2 - Kernbrennstabbündelabstandshalter mit ringfedererhöhter Flexibilität. - Google Patents
Kernbrennstabbündelabstandshalter mit ringfedererhöhter Flexibilität.Info
- Publication number
- DE69020123T2 DE69020123T2 DE69020123T DE69020123T DE69020123T2 DE 69020123 T2 DE69020123 T2 DE 69020123T2 DE 69020123 T DE69020123 T DE 69020123T DE 69020123 T DE69020123 T DE 69020123T DE 69020123 T2 DE69020123 T2 DE 69020123T2
- Authority
- DE
- Germany
- Prior art keywords
- nuclear fuel
- fuel rod
- increased flexibility
- flexibility due
- ring springs
- 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 - Fee Related
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
-
- 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
- G21C3/344—Spacer grids formed of assembled tubular elements
-
- 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)
- Fuel Cell (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/457,447 US5002726A (en) | 1989-12-27 | 1989-12-27 | Nuclear fuel assembly spacer and loop spring with enhanced flexibility |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69020123D1 DE69020123D1 (de) | 1995-07-20 |
DE69020123T2 true DE69020123T2 (de) | 1995-11-02 |
Family
ID=23816774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69020123T Expired - Fee Related DE69020123T2 (de) | 1989-12-27 | 1990-11-27 | Kernbrennstabbündelabstandshalter mit ringfedererhöhter Flexibilität. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5002726A (de) |
EP (2) | EP0436116B1 (de) |
JP (1) | JPH03200093A (de) |
DE (1) | DE69020123T2 (de) |
ES (1) | ES2074516T3 (de) |
NO (1) | NO905606L (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5069864A (en) * | 1990-04-16 | 1991-12-03 | General Electric Company | Nuclear fuel assembly spacer and spring |
US5078961A (en) * | 1990-12-06 | 1992-01-07 | General Electric Company | Self locating springs for ferrule spacer |
US5174949A (en) * | 1991-05-17 | 1992-12-29 | General Electric Company | Non circular water rod features |
JP3038266B2 (ja) * | 1991-12-09 | 2000-05-08 | 株式会社東芝 | 燃料スペーサ |
WO1994009495A1 (de) * | 1992-10-13 | 1994-04-28 | Siemens Aktiengesellschaft | Gitterförmiger abstandhalter für ein kernreaktorbrennelement |
JP3095311B2 (ja) * | 1993-05-25 | 2000-10-03 | 株式会社日立製作所 | 燃料集合体 |
US5361288A (en) * | 1993-08-16 | 1994-11-01 | General Electric Company | Spacer with integral zircaloy springs |
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 |
DE29501278U1 (de) * | 1995-01-27 | 1995-09-21 | Siemens Ag | Abstandhalter für ein Kernreaktorbrennelement |
US5566217A (en) | 1995-01-30 | 1996-10-15 | General Electric Company | Reduced height spacer for nuclear fuel rods |
US5662395A (en) * | 1995-06-07 | 1997-09-02 | Nova Solutions, Inc. | Underdesk computer desk structure with antireflecting viewing window |
US5675621A (en) | 1995-08-17 | 1997-10-07 | General Electric Company | Reduced height flat spring spacer for nuclear fuel rods |
US5815545A (en) * | 1997-02-19 | 1998-09-29 | General Electric Company | Nuclear fuel assembly spacer and spring |
US6285729B1 (en) * | 1999-05-07 | 2001-09-04 | General Electric Company | Fuel spacer/water rod capture apparatus and methods for boiling water nuclear reactors |
US6735268B2 (en) | 2002-04-10 | 2004-05-11 | General Electric Company | Fuel spacer/water rod capture apparatus and methods for boiling water nuclear reactors |
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 |
CN101911211B (zh) | 2007-12-26 | 2014-02-12 | 钍能源股份有限公司 | 核反应堆(可选的)、用于核反应堆(可选的)的点火区-再生区子组件的燃料组件和用于燃料组件的燃料元件 |
KR101546814B1 (ko) | 2008-12-25 | 2015-08-24 | 토륨 파워 인코포레이티드 | 경수형 원자로용 핵연료 집합체(실시예), 경수형 원자로 및 핵연료 집합체의 연료 요소 |
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 |
JP5972644B2 (ja) * | 2012-04-04 | 2016-08-17 | 株式会社グローバル・ニュークリア・フュエル・ジャパン | スペーサ |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4448745A (en) * | 1982-04-05 | 1984-05-15 | Combustion Engineering, Inc. | Lateral support for nuclear fuel assemblies |
US4544522A (en) * | 1982-08-20 | 1985-10-01 | General Electric Company | Nuclear fuel assembly spacer |
US4508679A (en) * | 1982-08-20 | 1985-04-02 | General Electric Company | Nuclear fuel assembly spacer |
JPS6196491A (ja) * | 1984-10-17 | 1986-05-15 | 株式会社日立製作所 | 燃料スペ−サ |
JPS6238392A (ja) * | 1985-08-14 | 1987-02-19 | 株式会社日立製作所 | 燃料集合体 |
JPS63201594A (ja) * | 1987-02-18 | 1988-08-19 | 株式会社日立製作所 | 燃料集合体 |
JPH0640138B2 (ja) * | 1987-03-20 | 1994-05-25 | 株式会社日立製作所 | 燃料集合体 |
JPH01121793A (ja) * | 1987-11-06 | 1989-05-15 | Toshiba Corp | 燃料棒スペーサ |
JPH01132989A (ja) * | 1987-11-18 | 1989-05-25 | Hitachi Ltd | 燃料集合体 |
ES2036726T3 (es) * | 1988-02-22 | 1993-06-01 | Siemens Aktiengesellschaft | Elemento combustible para reactor nuclear. |
JPH0636046B2 (ja) * | 1988-06-08 | 1994-05-11 | 株式会社日立製作所 | 燃料集合体,燃料スペーサ及び原子炉の初装荷炉心 |
US4946587A (en) * | 1988-12-02 | 1990-08-07 | General Electric Company | Automated gauging apparatus |
JPH02190798A (ja) * | 1989-01-20 | 1990-07-26 | Hitachi Ltd | 燃料スペーサ |
JPH02281186A (ja) * | 1989-04-24 | 1990-11-16 | Toshiba Corp | 燃料棒スペーサ |
-
1989
- 1989-12-27 US US07/457,447 patent/US5002726A/en not_active Expired - Lifetime
-
1990
- 1990-11-27 EP EP90122596A patent/EP0436116B1/de not_active Expired - Lifetime
- 1990-11-27 DE DE69020123T patent/DE69020123T2/de not_active Expired - Fee Related
- 1990-11-27 ES ES90122596T patent/ES2074516T3/es not_active Expired - Lifetime
- 1990-11-27 EP EP94200864A patent/EP0609965A1/de not_active Withdrawn
- 1990-11-30 JP JP2330936A patent/JPH03200093A/ja active Pending
- 1990-12-27 NO NO90905606A patent/NO905606L/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO905606D0 (no) | 1990-12-27 |
EP0436116A2 (de) | 1991-07-10 |
JPH03200093A (ja) | 1991-09-02 |
EP0609965A1 (de) | 1994-08-10 |
EP0436116B1 (de) | 1995-06-14 |
ES2074516T3 (es) | 1995-09-16 |
DE69020123D1 (de) | 1995-07-20 |
NO905606L (no) | 1991-06-28 |
US5002726A (en) | 1991-03-26 |
EP0436116A3 (de) | 1991-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |