IT1198022B - Fissaggio di piastre assorbitrici a staffe di sbarre di controllo - Google Patents
Fissaggio di piastre assorbitrici a staffe di sbarre di controlloInfo
- Publication number
- IT1198022B IT1198022B IT21472/86A IT2147286A IT1198022B IT 1198022 B IT1198022 B IT 1198022B IT 21472/86 A IT21472/86 A IT 21472/86A IT 2147286 A IT2147286 A IT 2147286A IT 1198022 B IT1198022 B IT 1198022B
- Authority
- IT
- Italy
- Prior art keywords
- fixing
- control bar
- absorbing plates
- bar brackets
- brackets
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
- G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
- G21C7/10—Construction of control elements
- G21C7/113—Control elements made of flat elements; Control elements having cruciform cross-section
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Vibration Dampers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/764,677 US4676948A (en) | 1985-08-12 | 1985-08-12 | Nuclear reactor control rod |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8621472A0 IT8621472A0 (it) | 1986-08-12 |
IT8621472A1 IT8621472A1 (it) | 1988-02-12 |
IT1198022B true IT1198022B (it) | 1988-12-21 |
Family
ID=25071430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21472/86A IT1198022B (it) | 1985-08-12 | 1986-08-12 | Fissaggio di piastre assorbitrici a staffe di sbarre di controllo |
Country Status (5)
Country | Link |
---|---|
US (1) | US4676948A (it) |
JP (1) | JPH073470B2 (it) |
DE (1) | DE3624318A1 (it) |
ES (1) | ES2002115A6 (it) |
IT (1) | IT1198022B (it) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4874574A (en) * | 1986-03-14 | 1989-10-17 | Hitachi, Ltd. | Control rod |
US5180544A (en) * | 1986-06-30 | 1993-01-19 | Kabushiki Kaisha Toshiba | Control blade for nuclear reactor |
US4876060A (en) * | 1986-06-30 | 1989-10-24 | Kabushiki Kaisha Toshiba | Control blade for nuclear reactor |
US4902470A (en) * | 1987-03-30 | 1990-02-20 | General Electric Company | Control rod |
US5034185A (en) * | 1988-02-09 | 1991-07-23 | Kabushiki Kaisha Toshiba | Control blade for nuclear reactor |
US4861544A (en) * | 1988-02-24 | 1989-08-29 | General Electric Company | BWR control rod |
US4882123A (en) * | 1988-03-01 | 1989-11-21 | General Electric Company | Hafnium control rod for nuclear reactors |
US4853176A (en) * | 1988-07-05 | 1989-08-01 | General Electric Company | Hafnium stainless steel absorber rod for control rod |
US5479463A (en) * | 1994-03-11 | 1995-12-26 | Roberts; Paul | Neutron absorbing apparatus |
US5629964A (en) * | 1994-03-11 | 1997-05-13 | Roberts; Paul | Neutron absorbing apparatus |
JPH11118972A (ja) * | 1997-10-16 | 1999-04-30 | Toshiba Corp | 原子炉用制御棒及びその製造方法 |
US5883931A (en) * | 1997-12-01 | 1999-03-16 | General Electric Company | Control rod for a nuclear reactor having mounting structures for replacing/rearranging/inverting absorber tubes |
FR2788161B1 (fr) * | 1998-12-30 | 2001-03-23 | Framatome Sa | Crayon absorbant pour grappe de commande de reacteur nucleaire |
US6396893B1 (en) * | 1999-10-27 | 2002-05-28 | General Electric Company | Apparatus and method for adjusting the weight of a velocity limiter for a control rod of a nuclear reactor |
JP3752451B2 (ja) * | 2001-12-17 | 2006-03-08 | 株式会社日立製作所 | 沸騰水型原子炉用制御棒の製造方法 |
SE525959C3 (sv) * | 2003-10-14 | 2005-07-06 | Westinghouse Atom Ab | Styrstav och styrstafsblad för en kokarvattenreaktor |
US11569001B2 (en) | 2008-04-29 | 2023-01-31 | Holtec International | Autonomous self-powered system for removing thermal energy from pools of liquid heated by radioactive materials |
US8681924B2 (en) * | 2008-04-29 | 2014-03-25 | Holtec International | Single-plate neutron absorbing apparatus and method of manufacturing the same |
JP2011017686A (ja) * | 2009-06-08 | 2011-01-27 | Hitachi-Ge Nuclear Energy Ltd | 制御棒 |
US8213562B2 (en) | 2009-06-11 | 2012-07-03 | Ge-Hitachi Nuclear Energy Americas, Llc | Control rod blade extension for a nordic nuclear reactor |
US8761331B2 (en) * | 2009-09-11 | 2014-06-24 | Hitachi-Ge Nuclear Energy, Ltd. | Control rod for boiling water reactor |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3309118A (en) * | 1965-05-24 | 1967-03-14 | Combustion Eng | Coupling joint for nuclear reactor control rod arrangement |
JPS52131088A (en) * | 1976-04-28 | 1977-11-02 | Hitachi Ltd | Control rod |
JPS53132691A (en) * | 1977-04-26 | 1978-11-18 | Nippon Atom Ind Group Co Ltd | Control rod of reactor |
US4285769A (en) * | 1978-10-19 | 1981-08-25 | General Electric Company | Control cell nuclear reactor core |
JPS5681493A (en) * | 1979-12-07 | 1981-07-03 | Nippon Atomic Ind Group Co | Nuclear reactor contorl rod |
JPS5697897A (en) * | 1980-01-07 | 1981-08-06 | Hitachi Ltd | Control rod |
JPS572497U (it) * | 1980-06-06 | 1982-01-07 | ||
JPS57173788A (en) * | 1981-04-20 | 1982-10-26 | Nippon Atomic Ind Group Co | Control rod of reactor |
FI830172L (fi) * | 1982-03-16 | 1983-09-17 | Kraftwerk Union Ag | Foerfarande foer urladdning och laddning av en kaernreaktor och styrelement speciellt foer detta foerfarande |
JPS59138987A (ja) * | 1983-01-31 | 1984-08-09 | 株式会社東芝 | 原子炉用制御棒 |
JPS603584A (ja) * | 1983-06-22 | 1985-01-09 | 株式会社日立製作所 | 原子炉用制御棒 |
-
1985
- 1985-08-12 US US06/764,677 patent/US4676948A/en not_active Expired - Lifetime
-
1986
- 1986-07-18 DE DE19863624318 patent/DE3624318A1/de active Granted
- 1986-07-28 JP JP61175855A patent/JPH073470B2/ja not_active Expired - Lifetime
- 1986-08-11 ES ES8601012A patent/ES2002115A6/es not_active Expired
- 1986-08-12 IT IT21472/86A patent/IT1198022B/it active
Also Published As
Publication number | Publication date |
---|---|
IT8621472A0 (it) | 1986-08-12 |
DE3624318C2 (it) | 1990-10-11 |
JPH073470B2 (ja) | 1995-01-18 |
ES2002115A6 (es) | 1988-07-16 |
JPS6264984A (ja) | 1987-03-24 |
IT8621472A1 (it) | 1988-02-12 |
DE3624318A1 (de) | 1987-03-05 |
US4676948A (en) | 1987-06-30 |
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