IE50729B1 - Screw and nut mechanism for controlling a nuclear reactor - Google Patents
Screw and nut mechanism for controlling a nuclear reactorInfo
- Publication number
- IE50729B1 IE50729B1 IE175/81A IE17581A IE50729B1 IE 50729 B1 IE50729 B1 IE 50729B1 IE 175/81 A IE175/81 A IE 175/81A IE 17581 A IE17581 A IE 17581A IE 50729 B1 IE50729 B1 IE 50729B1
- Authority
- IE
- Ireland
- Prior art keywords
- screw
- nut
- reactor
- grab
- nut assembly
- Prior art date
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 238000013519 translation Methods 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000009471 action Effects 0.000 claims abstract description 3
- 239000000446 fuel Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
-
- 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
-
- 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)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Transmission Devices (AREA)
- Manipulator (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8002273A FR2475273B1 (fr) | 1980-02-01 | 1980-02-01 | Mecanisme a vis et ecrou pour la commande d'un reacteur nucleaire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE810175L IE810175L (en) | 1981-08-01 |
| IE50729B1 true IE50729B1 (en) | 1986-06-25 |
Family
ID=9238124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE175/81A IE50729B1 (en) | 1980-02-01 | 1981-01-30 | Screw and nut mechanism for controlling a nuclear reactor |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0034517B1 (cg-RX-API-DMAC10.html) |
| JP (1) | JPS56120979A (cg-RX-API-DMAC10.html) |
| BR (1) | BR8100532A (cg-RX-API-DMAC10.html) |
| CA (1) | CA1160366A (cg-RX-API-DMAC10.html) |
| DE (1) | DE3164794D1 (cg-RX-API-DMAC10.html) |
| ES (1) | ES498966A0 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2475273B1 (cg-RX-API-DMAC10.html) |
| GR (1) | GR73152B (cg-RX-API-DMAC10.html) |
| IE (1) | IE50729B1 (cg-RX-API-DMAC10.html) |
| PT (1) | PT72404B (cg-RX-API-DMAC10.html) |
| ZA (1) | ZA81573B (cg-RX-API-DMAC10.html) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2632443A1 (en) * | 1988-06-01 | 1989-12-08 | Mitsubishi Heavy Ind Ltd | System for supervising the operating conditions of a driving mechanism of a control rod |
| FR3039695B1 (fr) * | 2015-07-29 | 2017-09-01 | Soc Technique Pour L'energie Atomique | Reacteur nucleaire avec entrainement des organes de controle de la reactivite du coeur de type vis-ecrou |
| CN105788668A (zh) * | 2016-05-06 | 2016-07-20 | 上海核工程研究设计院 | 一种具有可分开螺母驱动的控制棒驱动机构 |
| CN114420327B (zh) * | 2022-01-28 | 2024-11-19 | 上海核工程研究设计院股份有限公司 | 一种电机驱动型控制棒驱动机构的棒位测量方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1241783A (fr) * | 1959-08-06 | 1960-09-23 | Creusot Forges Ateliers | Dispositif pour la réalisation de mouvements rectilignes contrôlés |
| NL280201A (cg-RX-API-DMAC10.html) * | 1961-06-27 | 1900-01-01 | ||
| GB960170A (en) * | 1961-06-29 | 1964-06-10 | Rolls Royce & Associates Ltd | Improvements in or relating to nuclear reactors |
| FR1415304A (fr) * | 1963-12-02 | 1965-10-22 | Atomic Energy Authority Uk | éléments de commande pour réacteurs nucléaires |
| FR1472269A (fr) * | 1965-02-12 | 1967-03-10 | Atomic Energy Authority Uk | Machine d'enfournement d'un réacteur nucléaire |
| FR1450728A (fr) * | 1965-07-12 | 1966-06-24 | Creusot Forges Ateliers | Dispositif de commande de barres de contrôle |
| DE1290265B (de) * | 1966-12-12 | 1969-03-06 | Interatom | Antriebsanordnung fuer einen Regel- und Abschaltstab in einem gas-oder fluessigkeitsgekuehlten Kernreaktor |
-
1980
- 1980-02-01 FR FR8002273A patent/FR2475273B1/fr not_active Expired
-
1981
- 1981-01-26 PT PT72404A patent/PT72404B/pt unknown
- 1981-01-28 ZA ZA00810573A patent/ZA81573B/xx unknown
- 1981-01-30 EP EP81400142A patent/EP0034517B1/fr not_active Expired
- 1981-01-30 GR GR64016A patent/GR73152B/el unknown
- 1981-01-30 IE IE175/81A patent/IE50729B1/en not_active IP Right Cessation
- 1981-01-30 BR BR8100532A patent/BR8100532A/pt not_active IP Right Cessation
- 1981-01-30 DE DE8181400142T patent/DE3164794D1/de not_active Expired
- 1981-01-30 CA CA000369808A patent/CA1160366A/fr not_active Expired
- 1981-01-30 ES ES498966A patent/ES498966A0/es active Granted
- 1981-02-02 JP JP1420581A patent/JPS56120979A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0034517A3 (en) | 1981-09-09 |
| ZA81573B (en) | 1982-02-24 |
| GR73152B (cg-RX-API-DMAC10.html) | 1984-02-10 |
| ES8301048A1 (es) | 1982-11-01 |
| IE810175L (en) | 1981-08-01 |
| FR2475273A1 (fr) | 1981-08-07 |
| BR8100532A (pt) | 1981-08-18 |
| JPS56120979A (en) | 1981-09-22 |
| PT72404A (fr) | 1981-02-01 |
| EP0034517A2 (fr) | 1981-08-26 |
| CA1160366A (fr) | 1984-01-10 |
| PT72404B (fr) | 1982-01-05 |
| EP0034517B1 (fr) | 1984-07-18 |
| DE3164794D1 (en) | 1984-08-23 |
| ES498966A0 (es) | 1982-11-01 |
| FR2475273B1 (fr) | 1986-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |