FR2983625B1 - DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE - Google Patents

DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE

Info

Publication number
FR2983625B1
FR2983625B1 FR1161104A FR1161104A FR2983625B1 FR 2983625 B1 FR2983625 B1 FR 2983625B1 FR 1161104 A FR1161104 A FR 1161104A FR 1161104 A FR1161104 A FR 1161104A FR 2983625 B1 FR2983625 B1 FR 2983625B1
Authority
FR
France
Prior art keywords
mitigator
triggering
elements
assembling
nuclear reactor
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.)
Active
Application number
FR1161104A
Other languages
French (fr)
Other versions
FR2983625A1 (en
Inventor
Denis Lorenzo
Jean Michel Escleine
Guy Mailhe
Alain Ravenet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electricite de France SA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Electricite de France SA
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Electricite de France SA, Commissariat a lEnergie Atomique CEA, Commissariat a lEnergie Atomique et aux Energies Alternatives CEA filed Critical Electricite de France SA
Priority to FR1161104A priority Critical patent/FR2983625B1/en
Priority to PCT/EP2012/074101 priority patent/WO2013079664A1/en
Priority to RU2014126883/07A priority patent/RU2603128C2/en
Priority to KR1020147018274A priority patent/KR20140097551A/en
Priority to CN201280068931.4A priority patent/CN104094359B/en
Priority to JP2014543913A priority patent/JP6173334B2/en
Publication of FR2983625A1 publication Critical patent/FR2983625A1/en
Application granted granted Critical
Publication of FR2983625B1 publication Critical patent/FR2983625B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G21C3/326—Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
    • G21C9/02—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency
    • G21C9/027—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency by fast movement of a solid, e.g. pebbles
    • 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
    • G21C7/12—Means for moving control elements to desired position
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/02—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/04—Thermal reactors ; Epithermal reactors
    • G21C1/06—Heterogeneous reactors, i.e. in which fuel and moderator are separated
    • 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
FR1161104A 2011-12-02 2011-12-02 DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE Active FR2983625B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1161104A FR2983625B1 (en) 2011-12-02 2011-12-02 DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE
PCT/EP2012/074101 WO2013079664A1 (en) 2011-12-02 2012-11-30 Device for triggering and inserting absorbing members and/or mitigators in a fissile area of a nuclear reactor and nuclear fuel assembly comprising such a device
RU2014126883/07A RU2603128C2 (en) 2011-12-02 2012-11-30 Device for actuation and insert absorbing elements and/or attenuators division zone of nuclear reactor and nuclear fuel assembly containing such device
KR1020147018274A KR20140097551A (en) 2011-12-02 2012-11-30 Device for triggering and inserting absorbing members and/or mitigators in a fissile area of a nuclear reactor and nuclear fuel assembly comprising such a device
CN201280068931.4A CN104094359B (en) 2011-12-02 2012-11-30 For absorption component and/or demulcent being triggered and are inserted into the device fissioned in region of nuclear reactor and including the nuclear fuel assembly of this device
JP2014543913A JP6173334B2 (en) 2011-12-02 2012-11-30 Device for starting and inserting absorbers and / or moderators into the nuclear fission zone of a nuclear reactor and nuclear fuel assembly comprising such a device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1161104A FR2983625B1 (en) 2011-12-02 2011-12-02 DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE

Publications (2)

Publication Number Publication Date
FR2983625A1 FR2983625A1 (en) 2013-06-07
FR2983625B1 true FR2983625B1 (en) 2014-02-07

Family

ID=47257850

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1161104A Active FR2983625B1 (en) 2011-12-02 2011-12-02 DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE

Country Status (6)

Country Link
JP (1) JP6173334B2 (en)
KR (1) KR20140097551A (en)
CN (1) CN104094359B (en)
FR (1) FR2983625B1 (en)
RU (1) RU2603128C2 (en)
WO (1) WO2013079664A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3030860B1 (en) * 2014-12-19 2016-12-30 Commissariat Energie Atomique COMBUSTIBLE ASSEMBLY FOR RNR-NA TYPE NUCLEAR REACTOR, HAVING A REMOVABLE SOLIDARIZED NEUTRONIC PROTECTION DEVICE
RU2608826C2 (en) * 2015-06-01 2017-01-25 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" - Госкорпорация "Росатом" Device for passive protection of nuclear reactor
CN106033686B (en) * 2015-09-21 2017-10-03 华北电力大学 A kind of high nuclear reactor shutdown unit of reliability
FR3042901B1 (en) * 2015-10-23 2017-12-15 Commissariat Energie Atomique DEVICE FOR TRIGGERING AND INSERTING ABSORBENT ELEMENTS AND / OR MITIGATORS OF A NUCLEAR REACTOR USING FLEXIBLE ELEMENTS AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH DEVICE
KR101721037B1 (en) * 2016-01-28 2017-04-10 한국원자력연구원 High-level waste descend device use wedge locking
CN109074882B (en) * 2016-04-25 2022-10-18 夫拉马托姆公司 Safety system for securing fuel assemblies during transport using a fuel assembly handling device
CN106409350B (en) * 2016-11-02 2018-09-28 中广核研究院有限公司 System is protected in the emergency shut-down of one heavy metal species cooled reactor
FR3068821B1 (en) * 2017-07-06 2020-08-28 Electricite De France CENTERING PLOT OF A NUCLEAR POWER PLANT CORE FOR REACTOR TANKS
FR3075448B1 (en) * 2017-12-19 2020-01-03 Electricite De France NUCLEAR REACTOR FLOW TRANQUILIZATION ASSEMBLY
FR3084509B1 (en) * 2018-07-24 2021-01-08 Commissariat Energie Atomique HANDLING DEVICE FOR FUEL ASSEMBLY AND HANDLING ASSEMBLY INCLUDING SUCH A DEVICE
CN109545407B (en) * 2018-11-28 2020-06-09 清华大学 Spherical element detecting and positioning device
CN110277178B (en) * 2019-07-18 2024-03-29 上海第一机床厂有限公司 Plug-in tripping device
KR102262494B1 (en) * 2019-11-11 2021-06-08 한국전력기술 주식회사 Secondary shutdown system for nuclear reactors using melting seal
CN111048220B (en) * 2019-12-31 2022-04-08 中国科学院合肥物质科学研究院 Disc type fast shutdown system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345709A2 (en) * 1976-03-24 1977-10-21 Electricite De France Compound fuse, esp. for emergency shutdown of reactor - permits cooling of absorbent blocks, prevents premature mechanical disengagement
US4204909A (en) * 1977-06-10 1980-05-27 Combustion Engineering, Inc. Temperature sensitive self-actuated scram mechanism
DE3362746D1 (en) * 1982-01-28 1986-05-07 Atomic Energy Authority Uk Thermally responsive trigger devices and their use in shut-down devices for nuclear reactors
JPS5946884A (en) * 1982-09-10 1984-03-16 株式会社東芝 Reactor shutdown device
JPS60164294A (en) * 1984-02-07 1985-08-27 動力炉・核燃料開発事業団 Driving mechanism of control rod for reactor
JPS61111489A (en) * 1984-10-09 1986-05-29 動力炉・核燃料開発事業団 Driving mechanism of control rod for nuclear reactor
JPS62226094A (en) * 1986-03-28 1987-10-05 動力炉・核燃料開発事業団 Hanger for control rod in nuclear reactor
JPH0640137B2 (en) * 1986-08-01 1994-05-25 株式会社日立製作所 Fuel assembly and boiling water reactor
IT1231553B (en) * 1989-04-13 1991-12-17 Enea AUTOMATIC RELEASE MECHANISM FOR CONTROL BARS IN A NUCLEAR REACTOR
DE4206658A1 (en) * 1992-03-03 1993-09-09 Siemens Ag SAFETY DEVICE AGAINST OVERPRESSURE FAILURE OF A CORE REACTOR PRESSURE TANK
DE4212284A1 (en) * 1992-04-11 1993-10-14 Kernforschungsz Karlsruhe An automatic shut=down device for nuclear, esp. sodium cooled, reactors - based on an expansion device driven by coolant temperature rises
RU2072570C1 (en) * 1994-02-08 1997-01-27 Юрий Васильевич Потапов Device for passive protection of fast neutron nuclear reactor
RU2172986C1 (en) * 2000-02-18 2001-08-27 Богуш Виктор Борисович Nuclear-reactor passive protective device
JP3428963B2 (en) * 2000-12-27 2003-07-22 川崎重工業株式会社 Passive furnace shutdown mechanism
US20080031398A1 (en) * 2004-10-14 2008-02-07 Westinghouse Electric Company, Llc Use of boron or enriched boron 10 in UO2
US8532246B2 (en) * 2007-08-17 2013-09-10 Westinghouse Electric Company Llc Nuclear reactor robust gray control rod
CN102148064A (en) * 2011-03-14 2011-08-10 中国原子能科学研究院 Frame type reactor control rod structure

Also Published As

Publication number Publication date
RU2603128C2 (en) 2016-11-20
KR20140097551A (en) 2014-08-06
RU2014126883A (en) 2016-02-10
JP2015500986A (en) 2015-01-08
FR2983625A1 (en) 2013-06-07
JP6173334B2 (en) 2017-08-02
WO2013079664A1 (en) 2013-06-06
CN104094359A (en) 2014-10-08
CN104094359B (en) 2016-08-24

Similar Documents

Publication Publication Date Title
FR2983625B1 (en) DEVICE FOR TRIGGERING AND INSERTING ABSORBENT AND / OR MITIGATOR ELEMENTS IN A FISSILE AREA OF A NUCLEAR REACTOR AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH A DEVICE
FR2951578B1 (en) ASSEMBLY OF NUCLEAR FUEL AND NUCLEAR REACTOR COMPRISING AT LEAST ONE SUCH ASSEMBLY
FR2951312B1 (en) NUCLEAR FUEL ASSEMBLY BODY AND NUCLEAR FUEL ASSEMBLY COMPRISING SUCH A BODY
FR2983624B1 (en) NUCLEAR REACTOR ASSEMBLY HAVING NUCLEAR FUEL AND A SYSTEM FOR TRIGGERING AND INSERTING AT LEAST ONE NEUTRONIC ABSORBING ELEMENT AND / OR MITIGATOR
EP2274747A4 (en) Nuclear fission reactor fuel assembly adapted to permit expansion of the nuclear fuel contained therein
FR2964237B1 (en) DEVICE FOR MITIGATION OF SERIOUS ACCIDENTS FOR ASSEMBLY OF NUCLEAR FUEL WITH IMPROVED EFFICIENCY
BR112012010800A2 (en) methods and systems for migrating fuel assemblies into a nuclear fission reactor
FR2935541B1 (en) PHOTOVOLTAIC ROLL-UP COMPOSITE AND SOLAR PROTECTION DEVICE HAVING SUCH COMPOSITE
EP2188621A4 (en) Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from neutron-induced fission
FR2999804B1 (en) DEVICE FOR INTERCONNECTING PHOTOVOLTAIC CELLS WITH REAR-BACK CONTACTS, AND MODULE COMPRISING SUCH A DEVICE
FR2962588B1 (en) COVER PANEL FOR NUCLEAR FUEL ASSEMBLY TRANSPORT CONTAINER AND TRANSPORT CONTAINER FOR NUCLEAR FUEL ASSEMBLIES
FR2962171B1 (en) WIND ENERGY RECOVERY DEVICE AND BUILDING COMPRISING SUCH A DEVICE
FR2962587B1 (en) COVER PANEL FOR NUCLEAR FUEL ASSEMBLY TRANSPORT CONTAINER AND TRANSPORT CONTAINER FOR NUCLEAR FUEL ASSEMBLIES
FR2990302B1 (en) FUEL CELL CONNECTION DEVICE AND FUEL CELL EQUIPPED WITH SUCH A DEVICE
FR2973019B1 (en) DEVICE FOR HOLDING A FLANK CELL AND FLANK STACKING PLANT COMPRISING SUCH A DEVICE
FR2983923B1 (en) DEVICE AND METHOD FOR PROTECTING A WIND TURBINE IN CASE OF EVENT OF SEVERE WINDS AND A WIND TURBINE PROVIDED WITH SUCH A DEVICE
FR3042901B1 (en) DEVICE FOR TRIGGERING AND INSERTING ABSORBENT ELEMENTS AND / OR MITIGATORS OF A NUCLEAR REACTOR USING FLEXIBLE ELEMENTS AND ASSEMBLING NUCLEAR FUEL COMPRISING SUCH DEVICE
FR2987692B1 (en) GRID DEVICE FOR NUCLEAR COMBUSTIBLE ASSEMBLY AND ITS MIXING ELEMENTS.
ZA201002674B (en) Device for holding nuclear fuel plates for a fissile bundle of a nuclear reactor of the gfr type with high-temperature gaseous heat-carrier
EP2577677A4 (en) Liquid fuel nuclear fission reactor
ZA200809839B (en) Method of improving the spent nuclear fuel burnup credit
FR2955610B1 (en) GAS INJECTION DEVICE AND EXHAUST LINE COMPRISING SUCH A DEVICE
FI20070968A (en) Assembly and Method for Attaching a Fuel Assembly of a Predefined Orientation to a Nuclear Reactor
EP2171723A4 (en) Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from photon-induced fission
FR2988974B1 (en) DEVICE FOR GENERATING A HIGH GRADIENT OF TEMPERATURE IN A NUCLEAR FUEL TYPE SAMPLE

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13