DE69308050D1 - Manschettenartiger Abstandshalter mit reduziertem Druckverlust - Google Patents
Manschettenartiger Abstandshalter mit reduziertem DruckverlustInfo
- Publication number
- DE69308050D1 DE69308050D1 DE69308050T DE69308050T DE69308050D1 DE 69308050 D1 DE69308050 D1 DE 69308050D1 DE 69308050 T DE69308050 T DE 69308050T DE 69308050 T DE69308050 T DE 69308050T DE 69308050 D1 DE69308050 D1 DE 69308050D1
- Authority
- DE
- Germany
- Prior art keywords
- cuff
- spacers
- reduced pressure
- pressure loss
- loss
- 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
- G21C3/34—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
-
- 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
-
- 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)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Gasket Seals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/857,153 US5313506A (en) | 1992-03-25 | 1992-03-25 | Reduced pressure drop ferrule spacer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69308050D1 true DE69308050D1 (de) | 1997-03-27 |
DE69308050T2 DE69308050T2 (de) | 1997-08-21 |
Family
ID=25325318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69308050T Expired - Fee Related DE69308050T2 (de) | 1992-03-25 | 1993-03-25 | Manschettenartiger Abstandshalter mit reduziertem Druckverlust |
Country Status (6)
Country | Link |
---|---|
US (1) | US5313506A (de) |
EP (1) | EP0562859B1 (de) |
JP (1) | JPH0743433B2 (de) |
DE (1) | DE69308050T2 (de) |
ES (1) | ES2097446T3 (de) |
MX (1) | MX9301696A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US5610960A (en) * | 1994-08-25 | 1997-03-11 | Hitachi, Ltd. | Fuel spacer and fuel assembly |
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 |
KR100330355B1 (ko) * | 1999-06-04 | 2002-04-01 | 장인순 | 회전유동발생 날개를 가진 덕트형 핵연료 집합체 지지격자 |
US7561654B2 (en) * | 2006-06-16 | 2009-07-14 | Global Nuclear Fuel - Americas, Llc | Nuclear fuel spacer assembly with debris guide |
US10679761B2 (en) * | 2013-03-14 | 2020-06-09 | Lawerence Livermore National Security, Llc | Containers and refractory metal coating therefore for containing radioactive materials |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE566895A (de) * | 1957-04-17 | |||
GB1301584A (de) * | 1970-04-08 | 1972-12-29 | ||
BE794000A (fr) * | 1972-01-13 | 1973-07-12 | British Nuclear Fuels Ltd | Perfectionnements aux montages d'elements combustibles de reacteurs nucleaires |
GB1544719A (en) * | 1977-01-12 | 1979-04-25 | British Nuclear Fuels Ltd | Cellular grids |
ZA818675B (en) * | 1981-05-14 | 1983-08-31 | Westinghouse Electric Corp | Fuel pin support grid |
US4508676A (en) * | 1982-07-29 | 1985-04-02 | Sorensen Jens Ole | Core stabilization by sequential injections |
US4556531A (en) * | 1983-04-19 | 1985-12-03 | General Electric Company | Nuclear fuel assembly spacer and spring component therefor |
DE3401630A1 (de) * | 1984-01-18 | 1985-07-18 | Kraftwerk Union AG, 4330 Mülheim | Abstandshalter fuer die brennstaebe eines kernreaktor-brennelements |
FR2577343B1 (fr) * | 1985-02-08 | 1991-03-22 | Commissariat Energie Atomique | Dispositif d'espacement et de maintien de crayons combustibles dans un assemblage combustible |
US4869865A (en) * | 1988-12-02 | 1989-09-26 | General Electric Company | Method of manufacturing nuclear fuel bundle spacers |
US5078961A (en) * | 1990-12-06 | 1992-01-07 | General Electric Company | Self locating springs for ferrule spacer |
US5173252A (en) * | 1991-05-17 | 1992-12-22 | General Electric Company | Removable springs for ferrule spacer |
SE468571B (sv) * | 1991-06-12 | 1993-02-08 | Asea Atom Ab | Spridare foer sammanhaallande av braenslestavar i en kaernreaktors braenslepatron |
US5130083A (en) * | 1991-08-15 | 1992-07-14 | General Electric Company | Hydride resistant spacer formed from interlocking strips |
-
1992
- 1992-03-25 US US07/857,153 patent/US5313506A/en not_active Expired - Fee Related
-
1993
- 1993-03-24 JP JP5064912A patent/JPH0743433B2/ja not_active Expired - Lifetime
- 1993-03-25 EP EP93302312A patent/EP0562859B1/de not_active Expired - Lifetime
- 1993-03-25 MX MX9301696A patent/MX9301696A/es not_active Application Discontinuation
- 1993-03-25 ES ES93302312T patent/ES2097446T3/es not_active Expired - Lifetime
- 1993-03-25 DE DE69308050T patent/DE69308050T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5313506A (en) | 1994-05-17 |
ES2097446T3 (es) | 1997-04-01 |
EP0562859B1 (de) | 1997-02-12 |
MX9301696A (es) | 1994-01-31 |
DE69308050T2 (de) | 1997-08-21 |
JPH0643277A (ja) | 1994-02-18 |
EP0562859A1 (de) | 1993-09-29 |
JPH0743433B2 (ja) | 1995-05-15 |
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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 |