FR2495814B1 - - Google Patents

Info

Publication number
FR2495814B1
FR2495814B1 FR8026192A FR8026192A FR2495814B1 FR 2495814 B1 FR2495814 B1 FR 2495814B1 FR 8026192 A FR8026192 A FR 8026192A FR 8026192 A FR8026192 A FR 8026192A FR 2495814 B1 FR2495814 B1 FR 2495814B1
Authority
FR
France
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
Application number
FR8026192A
Other languages
French (fr)
Other versions
FR2495814A1 (en
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique 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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8026192A priority Critical patent/FR2495814A1/en
Publication of FR2495814A1 publication Critical patent/FR2495814A1/en
Application granted granted Critical
Publication of FR2495814B1 publication Critical patent/FR2495814B1/fr
Granted legal-status Critical Current

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
    • G21C7/12—Means for moving control elements to desired position
    • G21C7/14—Mechanical drive 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)
  • Transmission Devices (AREA)
FR8026192A 1980-12-10 1980-12-10 Drive unit for control rods in nuclear reactor - where rods can be dropped into reactor core if emergency occurs, and be locked in the core even if the reactor is in capsized ship Granted FR2495814A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8026192A FR2495814A1 (en) 1980-12-10 1980-12-10 Drive unit for control rods in nuclear reactor - where rods can be dropped into reactor core if emergency occurs, and be locked in the core even if the reactor is in capsized ship

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8026192A FR2495814A1 (en) 1980-12-10 1980-12-10 Drive unit for control rods in nuclear reactor - where rods can be dropped into reactor core if emergency occurs, and be locked in the core even if the reactor is in capsized ship

Publications (2)

Publication Number Publication Date
FR2495814A1 FR2495814A1 (en) 1982-06-11
FR2495814B1 true FR2495814B1 (en) 1985-03-22

Family

ID=9248898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8026192A Granted FR2495814A1 (en) 1980-12-10 1980-12-10 Drive unit for control rods in nuclear reactor - where rods can be dropped into reactor core if emergency occurs, and be locked in the core even if the reactor is in capsized ship

Country Status (1)

Country Link
FR (1) FR2495814A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2525801A1 (en) * 1982-04-26 1983-10-28 Commissariat Energie Atomique UNLOCKABLE ANTI-EJECTION DEVICE FOR NUCLEAR REACTOR CONTROL BARS
GB201210316D0 (en) 2012-06-12 2012-07-25 Rolls Royce Plc A rotary actuator
CN107633886B (en) * 2017-09-15 2024-03-19 中国船舶重工集团公司第七一九研究所 Self-locking device of driving rod in capsizing state of driving mechanism of control rod of marine nuclear reactor
CN109585041B (en) * 2018-12-29 2024-05-10 中国原子能科学研究院 Control rod driving mechanism for reactor power adjustment and shutdown

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB795565A (en) * 1956-02-02 1958-05-28 Atomic Energy Authority Uk Improvements in or relating to control mechanisms for nuclear reactors
DE1439043A1 (en) * 1960-07-23 1968-12-12 Siemens Ag Electromagnet system for moving rod-shaped components within a tubular housing, in particular control or shut-off bars of a nuclear reactor
FR2087282A5 (en) * 1970-05-13 1971-12-31 Douce Jacques
FR2180493A1 (en) * 1972-04-18 1973-11-30 Maslenok Boris Control rod actuator mechanism - for nuclear reactors with clutch for engagement/release of rack and pinion
DE2328708A1 (en) * 1972-06-08 1974-01-24 Telektron Ltd CONTINUOUS DRIVE TRANSMISSION DEVICE
FR2189816B1 (en) * 1972-06-20 1976-03-12 Commissariat Energie Atomique

Also Published As

Publication number Publication date
FR2495814A1 (en) 1982-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse