JPS559680B2 - - Google Patents
Info
- Publication number
- JPS559680B2 JPS559680B2 JP1552376A JP1552376A JPS559680B2 JP S559680 B2 JPS559680 B2 JP S559680B2 JP 1552376 A JP1552376 A JP 1552376A JP 1552376 A JP1552376 A JP 1552376A JP S559680 B2 JPS559680 B2 JP S559680B2
- Authority
- JP
- Japan
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19642—Directly cooperating gears
- Y10T74/19698—Spiral
- Y10T74/19702—Screw and nut
- Y10T74/19805—Less than 360 degrees of contact between nut and screw
- Y10T74/19809—Independent nut segments
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/550,250 US4044622A (en) | 1975-02-18 | 1975-02-18 | Anti-ejection system for control rod drives |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51110197A JPS51110197A (en:Method) | 1976-09-29 |
| JPS559680B2 true JPS559680B2 (en:Method) | 1980-03-11 |
Family
ID=24196343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1552376A Expired JPS559680B2 (en:Method) | 1975-02-18 | 1976-02-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4044622A (en:Method) |
| JP (1) | JPS559680B2 (en:Method) |
| DE (1) | DE2605534C3 (en:Method) |
| GB (1) | GB1515782A (en:Method) |
| IT (1) | IT1054555B (en:Method) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2432197A1 (fr) * | 1978-07-27 | 1980-02-22 | Commissariat Energie Atomique | Dispositif de commande d'une barre de controle d'un reacteur nucleaire muni de securites contre l'ejection et le chavirement |
| FR2525801A1 (fr) * | 1982-04-26 | 1983-10-28 | Commissariat Energie Atomique | Dispositif anti-ejection deblocable pour barres de controle de reacteur nucleaire |
| US4484093A (en) * | 1982-12-08 | 1984-11-20 | The United States Of America As Represented By The United States Department Of Energy | Linear motion device and method for inserting and withdrawing control rods |
| US4591313A (en) * | 1983-12-30 | 1986-05-27 | The Boeing Company | Propeller pitch control system and apparatus |
| US5131268A (en) * | 1990-07-06 | 1992-07-21 | General Electric Company | Brake assembly including torque monitor |
| US5102613A (en) * | 1990-12-06 | 1992-04-07 | General Electric Company | Radial brake assembly for a control rod drive |
| US5089211A (en) * | 1991-02-11 | 1992-02-18 | General Electric Company | Control rod drive |
| US5076994A (en) * | 1991-03-04 | 1991-12-31 | General Electric Company | Lock assembly for a control rod drive |
| US5200140A (en) * | 1992-02-12 | 1993-04-06 | General Electric Company | Cable control rod drive assembly |
| US5406597A (en) * | 1992-07-02 | 1995-04-11 | General Electric Company | Boiling water reactor including split control rod drives |
| US5517536A (en) * | 1994-08-24 | 1996-05-14 | General Electric Company | Magnetic coupling device for control rod drive |
| US8438712B2 (en) * | 2008-02-08 | 2013-05-14 | Lam Research Corporation | Floating collar clamping device for auto-aligning nut and screw in linear motion leadscrew and nut assembly |
| US8257548B2 (en) | 2008-02-08 | 2012-09-04 | Lam Research Corporation | Electrode orientation and parallelism adjustment mechanism for plasma processing systems |
| US20130223579A1 (en) * | 2012-02-28 | 2013-08-29 | Westinghouse Electric Company Llc | Control rod drive mechanism ("crdm") assembly for a nuclear reactor |
| US9721682B2 (en) * | 2013-12-31 | 2017-08-01 | Nuscale Power, Llc | Managing nuclear reactor control rods |
| JP6773882B2 (ja) | 2016-07-13 | 2020-10-21 | ジーイー−ヒタチ・ニュークリア・エナジー・アメリカズ・エルエルシーＧｅ−Ｈｉｔａｃｈｉ Ｎｕｃｌｅａｒ Ｅｎｅｒｇｙ Ａｍｅｒｉｃａｓ， Ｌｌｃ | 原子炉制御棒駆動装置で使用するための磁気作動の隔離された棒結合 |
| GB2568611B (en) | 2016-07-13 | 2022-03-09 | Ge Hitachi Nuclear Energy Americas Llc | Moveable isolated rod couplings for use in a nuclear reactor control rod drive |
| US10872702B2 (en) | 2016-07-13 | 2020-12-22 | Ge-Hitachi Nuclear Energy Americas Llc | Stationary isolated rod couplings for use in a nuclear reactor control rod drive |
| US10867711B2 (en) * | 2016-11-28 | 2020-12-15 | Westinghouse Electric Company Llc | Pressure boundary bolted anti-ejection device |
| WO2018160706A1 (en) | 2017-03-01 | 2018-09-07 | Carrier Corporation | Collet latch |
| CN106898388B (zh) * | 2017-03-09 | 2018-07-24 | 华北电力大学 | 一种防止反应堆发生弹棒事故的装置 |
| JP7161479B2 (ja) * | 2017-09-14 | 2022-10-26 | 日本電産コパル株式会社 | 駆動装置及び電子機器 |
| CN109585040B (zh) * | 2018-12-29 | 2024-05-10 | 中国原子能科学研究院 | 一种小型研究堆用安全棒驱动机构 |
| CN111981100B (zh) * | 2020-09-24 | 2021-05-14 | 温州市简系文具有限公司 | 一种垂直加速旋转装置 |
| CN115841881B (zh) * | 2022-11-30 | 2024-05-31 | 中国原子能科学研究院 | 反应堆控制棒驱动机构 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3053104A (en) * | 1959-08-06 | 1962-09-11 | Creusot Forges Ateliers | Device for producing regulated rectilinear movements |
| BE624300A (en:Method) * | 1961-11-07 | |||
| US3583254A (en) * | 1969-11-05 | 1971-06-08 | Diamond Power Speciality | Roller nut-type linear drive |
| US3822439A (en) * | 1973-02-22 | 1974-07-09 | Diamond Power Speciality | Roller nut-type control rod drive |
| US3861221A (en) * | 1973-09-19 | 1975-01-21 | Richard B Stanley | Linear actuator |
-
1975
- 1975-02-18 US US05/550,250 patent/US4044622A/en not_active Expired - Lifetime
-
1976
- 1976-01-20 GB GB2187/76A patent/GB1515782A/en not_active Expired
- 1976-01-28 IT IT19697/76A patent/IT1054555B/it active
- 1976-02-12 DE DE2605534A patent/DE2605534C3/de not_active Expired
- 1976-02-17 JP JP1552376A patent/JPS559680B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51110197A (en:Method) | 1976-09-29 |
| DE2605534C3 (de) | 1980-05-08 |
| DE2605534A1 (de) | 1976-12-30 |
| US4044622A (en) | 1977-08-30 |
| IT1054555B (it) | 1981-11-30 |
| DE2605534B2 (de) | 1979-08-23 |
| GB1515782A (en) | 1978-06-28 |