ES8601547A1 - Perfeccionamientos en los tubos de guia de los ensamblajes combustibles para reactores nucleares - Google Patents
Perfeccionamientos en los tubos de guia de los ensamblajes combustibles para reactores nuclearesInfo
- Publication number
- ES8601547A1 ES8601547A1 ES500698A ES500698A ES8601547A1 ES 8601547 A1 ES8601547 A1 ES 8601547A1 ES 500698 A ES500698 A ES 500698A ES 500698 A ES500698 A ES 500698A ES 8601547 A1 ES8601547 A1 ES 8601547A1
- Authority
- ES
- Spain
- Prior art keywords
- control rod
- reactor
- guide tubes
- rtm
- dropped
- 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
- 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
-
- 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
- G21C3/334—Assembling, maintenance or repair of the bundles
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
TUBOS DE GUIA DE LOS ENSAMBLAJES COMBUSTIBLES PARA REACTORES NUCLEARES ESTANDO SUMERGIDOS DICHOS ENSAMBLAJES EN FUNCIONAMIENTO EN EL AGUA DE REFRIGERACION DEL NUCLEO DEL REACTOR. CONSTAN DE UNA PIEZA DE EXTREMIDAD SUPERIOR (8) Y DE UNA PIEZA DE EXTREMIDAD INFERIOR (9) ENTRE LAS CUALES ESTAN FIJADOS LOS TUBOS DE GUIA (10); DE DISPOSITIVOS DE FRENADO PARA LA DETENCION RAPIDA DE LOS LAPICEROS DE CONTROL EN SU CAIDA LOS CUALES ESTAN CONSTITUIDOS POR MEDIOS DE RESTRICCION (15) DEL DIAMETRO DE LOS CITADOS TUBOS DE GUIA (10); Y DE UN TAPON (25) DE ACERO INOXIDABLE QUE ESTA ENGASTADO EN LA PARTE INFERIOR DE LA CAMISA INTERNA (15).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8006695A FR2479536A1 (fr) | 1980-03-26 | 1980-03-26 | Perfectionnements aux tubes guides des assemblages combustibles pour reacteur nucleaire et procede de demontage de ces tubes guides |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8601547A1 true ES8601547A1 (es) | 1985-11-01 |
ES500698A0 ES500698A0 (es) | 1985-11-01 |
Family
ID=9240124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES500698A Granted ES500698A0 (es) | 1980-03-26 | 1981-03-25 | Perfeccionamientos en los tubos de guia de los ensamblajes combustibles para reactores nucleares |
Country Status (7)
Country | Link |
---|---|
US (1) | US4655990A (es) |
EP (2) | EP0036821B1 (es) |
JP (2) | JPS57584A (es) |
DE (1) | DE3172104D1 (es) |
ES (1) | ES500698A0 (es) |
FR (1) | FR2479536A1 (es) |
ZA (1) | ZA811783B (es) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3330357A1 (de) * | 1982-09-23 | 1984-03-29 | Westinghouse Electric Corp., 15222 Pittsburgh, Pa. | Verfahren zum instandsetzen eines kernreaktor-brennelements |
US4641409A (en) * | 1982-09-23 | 1987-02-10 | Westinghouse Electric Corp. | Reconstituting a nuclear reactor fuel assembly |
US4615477A (en) * | 1984-04-27 | 1986-10-07 | The Babcock & Wilcox Company | Method for replacing tubes in a header or drum |
US4620960A (en) * | 1984-08-27 | 1986-11-04 | Westinghouse Electric Corp. | Method and apparatus for removably mounting a top nozzle on a nuclear reactor fuel assembly |
DE3572744D1 (en) * | 1984-12-20 | 1989-10-05 | Westinghouse Electric Corp | A vented upper retainer for facilitating replacement of a top nozzle subassembly on a reconstituted nuclear fuel assembly |
US4699758A (en) * | 1985-04-02 | 1987-10-13 | Westinghouse Electric Corp. | Reusable locking tube in a reconstitutable fuel assembly |
US4668469A (en) * | 1985-06-10 | 1987-05-26 | Westinghouse Electric Corp. | Fastener locking device for attaching guide thimble to fuel assembly bottom nozzle |
US4707326A (en) * | 1985-07-26 | 1987-11-17 | Westinghouse Electric Corp. | Arrangement and method for attaching and reattaching a top nozzle in a reconstitutable nuclear fuel assembly |
US4699760A (en) * | 1985-11-12 | 1987-10-13 | Westinghouse Electric Corp. | Fuel assembly skeleton with structural and non-structural top nozzle/guide thimble joints |
US4688416A (en) * | 1985-11-12 | 1987-08-25 | Westinghouse Electric Corp. | Fixture and method for rectifying damaged guide thimble insert sleeves in a reconstitutable fuel assembly |
US4707329A (en) * | 1986-01-07 | 1987-11-17 | Westinghouse Electric Corp. | Nuclear reactor control rod with uniformly changeable axial worth |
FR2608306B1 (fr) * | 1986-12-10 | 1989-03-31 | Framatome Sa | Dispositif d'amortissement de chute de barres absorbantes pour assemblage de combustible nucleaire |
US4917854A (en) * | 1988-08-26 | 1990-04-17 | Westinghouse Electric Corp. | Method and arrangement for consolidating and storing nozzles removed from nuclear fuel assemblies |
DE59206368D1 (de) * | 1992-01-03 | 1996-06-27 | Siemens Ag | Kernreaktorbrennelement |
JP3414435B2 (ja) * | 1993-04-20 | 2003-06-09 | 三菱原子燃料株式会社 | 燃料集合体の上部ノズルの取付方法 |
FR2714516B1 (fr) * | 1993-12-29 | 1996-03-01 | Framatome Sa | Tube de guidage pour assemblage combustible nucléaire et procédé de fabrication d'un tel tube. |
FR2750491B1 (fr) * | 1996-06-26 | 1998-09-04 | Framatome Sa | Procede et dispositif de controle geometrique d'un tube guide |
JP3999361B2 (ja) * | 1998-07-08 | 2007-10-31 | 三菱重工業株式会社 | 燃料集合体 |
CN1213805A (zh) * | 1998-10-05 | 1999-04-14 | 周明 | 开放式线性周期日历系统 |
FR2787370B1 (fr) * | 1998-12-22 | 2001-03-16 | Franco Belge Combustibles | Procede de liaison de deux pieces tubulaires coaxiales, outil pour realiser cette liaison et utilisation |
FR2864324B1 (fr) * | 2003-12-22 | 2008-07-18 | Framatome Anp | Embout d'extremite pour assemblage combustible a nez d'orientation de l'ecoulement du fluide refrigerant et assemblage correspondant |
FR2909798A1 (fr) * | 2006-12-11 | 2008-06-13 | Areva Np Sas | Procede de conception d'un assemblage de combustible optimise en fonction des contraintes d'utilisation en reacteur nucleaire a eau legere,et assemblage de combustible en resultant. |
JP4867870B2 (ja) * | 2007-09-10 | 2012-02-01 | 村田機械株式会社 | スタッカクレーン |
KR101032867B1 (ko) * | 2010-01-28 | 2011-05-06 | 한전원자력연료 주식회사 | 핵연료집합체용 안내관 마개 |
US9336910B2 (en) | 2010-10-07 | 2016-05-10 | Bwxt Nuclear Energy, Inc. | Control rod/control rod drive mechanism couplings |
CN102750992A (zh) * | 2012-07-17 | 2012-10-24 | 中国核动力研究设计院 | 一种用于核燃料组件的复合导向管及其加工工艺 |
US10446277B2 (en) * | 2017-01-12 | 2019-10-15 | Westinghouse Electric Company Llc | Fuel assembly with an external dashpot disposed around a guide tube portion |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB903289A (en) * | 1959-11-26 | 1962-08-15 | Atomic Energy Authority Uk | Improvements in or relating to nuclear reactor control apparatus |
NL277872A (es) * | 1961-05-05 | |||
DE1250020B (es) * | 1966-01-14 | |||
US3448006A (en) * | 1967-06-07 | 1969-06-03 | Gulf General Atomic Inc | Control rod drive system |
US3475273A (en) * | 1967-12-05 | 1969-10-28 | Combustion Eng | Nuclear reactor fuel assembly |
US3791466A (en) * | 1969-05-19 | 1974-02-12 | Westinghouse Electric Corp | Low parasitic capture fuel assembly structure |
GB1238143A (es) * | 1969-05-19 | 1971-07-07 | ||
FR2118852B1 (es) * | 1970-12-22 | 1973-11-30 | Commissariat Energie Atomique | |
US3801734A (en) * | 1971-12-23 | 1974-04-02 | Combustion Eng | Reactor-fuel assembly hold down |
NL7205288A (es) * | 1972-04-20 | 1973-10-23 | ||
SE365333B (es) * | 1972-06-22 | 1974-03-18 | Asea Atom Ab | |
GB1601090A (en) * | 1977-07-12 | 1981-10-21 | Harmo Ind Ltd | Exhaust systems |
US4229256A (en) * | 1977-12-28 | 1980-10-21 | Uop Inc. | Corrugated thimble tube for controlling control rod descent in nuclear reactor |
FR2426310A1 (fr) * | 1978-05-19 | 1979-12-14 | Framatome Sa | Assemblage combustible aisement demontable pour reacteur nucleaire |
US4284475A (en) * | 1979-01-26 | 1981-08-18 | Combustion Engineering, Inc. | Wear sleeve for control rod guide tube |
-
1980
- 1980-03-26 FR FR8006695A patent/FR2479536A1/fr active Granted
-
1981
- 1981-03-11 US US06/242,454 patent/US4655990A/en not_active Expired - Lifetime
- 1981-03-18 ZA ZA00811783A patent/ZA811783B/xx unknown
- 1981-03-23 DE DE8181400455T patent/DE3172104D1/de not_active Expired
- 1981-03-23 EP EP81400455A patent/EP0036821B1/fr not_active Expired
- 1981-03-23 EP EP84102008A patent/EP0123055B1/fr not_active Expired
- 1981-03-24 JP JP4185481A patent/JPS57584A/ja active Granted
- 1981-03-25 ES ES500698A patent/ES500698A0/es active Granted
-
1989
- 1989-02-21 JP JP1039471A patent/JPH02196997A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0036821B1 (fr) | 1985-09-04 |
US4655990A (en) | 1987-04-07 |
FR2479536B1 (es) | 1983-09-16 |
EP0123055B1 (fr) | 1987-06-03 |
EP0123055A3 (en) | 1984-11-28 |
JPH032436B2 (es) | 1991-01-16 |
EP0123055A2 (fr) | 1984-10-31 |
DE3172104D1 (en) | 1985-10-10 |
JPH0221552B2 (es) | 1990-05-15 |
FR2479536A1 (fr) | 1981-10-02 |
JPS57584A (en) | 1982-01-05 |
ZA811783B (en) | 1982-03-31 |
ES500698A0 (es) | 1985-11-01 |
JPH02196997A (ja) | 1990-08-03 |
EP0036821A1 (fr) | 1981-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20001009 |