ES2020573B3 - Barra absorbente con dispositivo de amortiguacion integrado. - Google Patents
Barra absorbente con dispositivo de amortiguacion integrado.Info
- Publication number
- ES2020573B3 ES2020573B3 ES87401828T ES87401828T ES2020573B3 ES 2020573 B3 ES2020573 B3 ES 2020573B3 ES 87401828 T ES87401828 T ES 87401828T ES 87401828 T ES87401828 T ES 87401828T ES 2020573 B3 ES2020573 B3 ES 2020573B3
- Authority
- ES
- Spain
- Prior art keywords
- cushioning device
- absorbent bar
- integrated cushioning
- integrated
- absorbent
- 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 - Lifetime
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
- G21C7/20—Disposition of shock-absorbing devices ; Braking arrangements
-
- 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)
- Fluid-Damping Devices (AREA)
- Braking Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8611697A FR2602903B1 (fr) | 1986-08-13 | 1986-08-13 | Barre absorbante a dispositif d'amortissement integre |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2020573B3 true ES2020573B3 (es) | 1991-08-16 |
Family
ID=9338275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES87401828T Expired - Lifetime ES2020573B3 (es) | 1986-08-13 | 1987-08-06 | Barra absorbente con dispositivo de amortiguacion integrado. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4826648A (es) |
EP (1) | EP0256934B1 (es) |
JP (1) | JPS6347697A (es) |
KR (1) | KR880003340A (es) |
CN (1) | CN1009508B (es) |
CA (1) | CA1270965A (es) |
DE (1) | DE3768174D1 (es) |
ES (1) | ES2020573B3 (es) |
FR (1) | FR2602903B1 (es) |
ZA (1) | ZA875879B (es) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276719A (en) * | 1991-08-14 | 1994-01-04 | Siemens Aktiengesellschaft | Hydraulic control rod drive for a nuclear reactor |
FR2742912B1 (fr) * | 1995-12-26 | 1998-03-06 | Framatome Sa | Grappe de commande pour reacteur nucleaire, a crayons demontables |
EP1248271B1 (en) * | 2001-04-05 | 2008-04-23 | Mitsubishi Heavy Industries, Ltd. | Fuel assembly |
FR2836753B1 (fr) * | 2002-03-01 | 2004-07-16 | Framatome Anp | Procede de conception du ressort d'araignee d'une grappe de controle d'un assemblage de combustible nucleaire, systeme, programme d'ordinateur et produit correspondants |
KR100844469B1 (ko) * | 2006-12-28 | 2008-07-07 | 한국원자력연구원 | 제어봉 낙하 완충장치 |
US8107584B2 (en) * | 2008-05-06 | 2012-01-31 | Ge-Hitachi Nuclear Energy Americas Llc | Apparatuses and methods for damping nuclear reactor components |
US10102933B2 (en) * | 2012-04-13 | 2018-10-16 | Bwxt Mpower, Inc. | Control rod assembly impact limiter |
CN106098110B (zh) * | 2016-06-16 | 2018-04-24 | 中国核动力研究设计院 | 反应堆控制棒驱动线缓冲结构 |
US10446277B2 (en) * | 2017-01-12 | 2019-10-15 | Westinghouse Electric Company Llc | Fuel assembly with an external dashpot disposed around a guide tube portion |
CN108492891B (zh) * | 2018-04-26 | 2019-12-24 | 中国核动力研究设计院 | 一种控制棒缓冲结构 |
CN112670000B (zh) * | 2020-12-11 | 2024-03-22 | 中广核研究院有限公司 | 柔性控制棒组件及其星形架 |
CN112938803B (zh) * | 2021-02-09 | 2022-11-22 | 东风汽车股份有限公司 | 一种机械过载保护装置 |
CN114155981A (zh) * | 2021-10-27 | 2022-03-08 | 中国船舶重工集团公司第七二五研究所 | 一种空间堆中子吸收元件延迟释放装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1080831A (en) * | 1964-01-17 | 1967-08-23 | Soc Anglo Belge Vulcain Sa | Nuclear reactor control mechanism |
DE1232281B (de) * | 1964-04-29 | 1967-01-12 | Siemens Ag | Hydraulischer Stossdaempfer fuer Regelstaebe von Kernreaktoren |
DE1961848A1 (de) * | 1969-12-10 | 1971-08-12 | Siemens Ag | Kernreaktorsteuerstabantrieb |
CA1003125A (en) * | 1973-02-20 | 1977-01-04 | Frank Bevilacqua | Shock buffer for nuclear control element assembly |
US4057129A (en) * | 1976-06-28 | 1977-11-08 | Hennells Ransom J | Self adjusting energy absorber employing conical control sleeve |
US4073684A (en) * | 1976-09-27 | 1978-02-14 | Combustion Engineering, Inc. | Releasable extension shaft coupling |
DE3567306D1 (en) * | 1984-03-30 | 1989-02-09 | Westinghouse Electric Corp | An improved control rod spider assembly for a nuclear reactor fuel assembly |
US4711756A (en) * | 1985-08-08 | 1987-12-08 | Westinghouse Electric Corp. | Control rod displacement |
-
1986
- 1986-08-13 FR FR8611697A patent/FR2602903B1/fr not_active Expired
-
1987
- 1987-08-06 ES ES87401828T patent/ES2020573B3/es not_active Expired - Lifetime
- 1987-08-06 EP EP87401828A patent/EP0256934B1/fr not_active Expired - Lifetime
- 1987-08-06 DE DE8787401828T patent/DE3768174D1/de not_active Expired - Lifetime
- 1987-08-10 ZA ZA875879A patent/ZA875879B/xx unknown
- 1987-08-12 CN CN87105533A patent/CN1009508B/zh not_active Expired
- 1987-08-12 US US07/084,348 patent/US4826648A/en not_active Expired - Fee Related
- 1987-08-12 KR KR1019870008866A patent/KR880003340A/ko not_active Application Discontinuation
- 1987-08-12 CA CA000544359A patent/CA1270965A/en not_active Expired - Lifetime
- 1987-08-13 JP JP62201055A patent/JPS6347697A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4826648A (en) | 1989-05-02 |
EP0256934B1 (fr) | 1991-02-27 |
FR2602903A1 (fr) | 1988-02-19 |
DE3768174D1 (de) | 1991-04-04 |
ZA875879B (en) | 1989-03-29 |
CN1009508B (zh) | 1990-09-05 |
CN87105533A (zh) | 1988-02-24 |
CA1270965A (en) | 1990-06-26 |
JPS6347697A (ja) | 1988-02-29 |
FR2602903B1 (fr) | 1988-12-02 |
EP0256934A1 (fr) | 1988-02-24 |
KR880003340A (ko) | 1988-05-16 |
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