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
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
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- 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)
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)
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)
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 |
-
1980
- 1980-12-10 FR FR8026192A patent/FR2495814A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2495814A1 (en) | 1982-06-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |