CA1068416A - Control rod ejection retardation assembly - Google Patents
Control rod ejection retardation assemblyInfo
- Publication number
- CA1068416A CA1068416A CA281,788A CA281788A CA1068416A CA 1068416 A CA1068416 A CA 1068416A CA 281788 A CA281788 A CA 281788A CA 1068416 A CA1068416 A CA 1068416A
- Authority
- CA
- Canada
- Prior art keywords
- control rod
- assembly
- ejection
- piston
- leadscrew
- 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.)
- Expired
Links
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 230000000979 retarding effect Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 241000518994 Conta Species 0.000 description 1
- 208000003629 Rupture Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 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
-
- 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)
- Actuator (AREA)
- Fluid-Driven Valves (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/708,785 US4090917A (en) | 1976-07-26 | 1976-07-26 | Control rod ejection retardation assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1068416A true CA1068416A (en) | 1979-12-18 |
Family
ID=24847184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA281,788A Expired CA1068416A (en) | 1976-07-26 | 1977-06-30 | Control rod ejection retardation assembly |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4090917A (en, 2012) |
| JP (1) | JPS5314296A (en, 2012) |
| BE (1) | BE856688A (en, 2012) |
| CA (1) | CA1068416A (en, 2012) |
| CH (1) | CH623158A5 (en, 2012) |
| DE (1) | DE2732903C3 (en, 2012) |
| ES (1) | ES460583A1 (en, 2012) |
| FR (1) | FR2360154A1 (en, 2012) |
| GB (1) | GB1553160A (en, 2012) |
| IL (1) | IL52452A (en, 2012) |
| LU (1) | LU77793A1 (en, 2012) |
| NL (1) | NL171390C (en, 2012) |
| SE (1) | SE432316B (en, 2012) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2410340A1 (fr) * | 1977-11-29 | 1979-06-22 | Commissariat Energie Atomique | Dispositif de fermeture pour pot de manutention d'un assemblage |
| JPS55176548U (en, 2012) * | 1979-06-05 | 1980-12-18 | ||
| DE2927628A1 (de) * | 1979-07-09 | 1981-01-29 | Hochtemperatur Reaktorbau Gmbh | Antrieb fuer einen absorberstab eines kernreaktors |
| WO1989011720A1 (en) * | 1988-05-25 | 1989-11-30 | Siemens Aktiengesellschaft | Antieject device for control members of nuclear reactors |
| US5327930A (en) * | 1992-11-06 | 1994-07-12 | Gulf States Utilities Company | Nuclear reactor locking piston drive system and valve assembly |
| RU2157007C1 (ru) * | 1999-03-23 | 2000-09-27 | Открытое акционерное общество "Ижорские заводы" | Привод регулирующего органа ядерного реактора |
| 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 |
| CN108922637A (zh) * | 2018-07-25 | 2018-11-30 | 中广核研究院有限公司 | 一种核电厂用控制棒驱动机构 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL286898A (en, 2012) * | 1961-12-22 | 1900-01-01 | ||
| GB1080831A (en) * | 1964-01-17 | 1967-08-23 | Soc Anglo Belge Vulcain Sa | Nuclear reactor control mechanism |
| FR1438834A (fr) * | 1964-07-02 | 1966-05-13 | Asea Ab | Dispositif de contrôle |
| SE309636B (en, 2012) * | 1965-03-25 | 1969-03-31 | Atomenergi Ab | |
| BE671061A (en, 2012) * | 1965-10-19 | 1900-01-01 | ||
| DE1281596B (de) * | 1966-11-08 | 1968-10-31 | Kernforschung Gmbh Ges Fuer | Verriegelungseinrichtung fuer Steuerstaebe von Kernreaktoren |
| DE1614098A1 (de) * | 1967-11-24 | 1970-10-29 | Licentia Gmbh | Hydraulischer Antrieb zur Notabschaltung von Kernreaktoren |
| US3844884A (en) * | 1972-07-31 | 1974-10-29 | Combustion Eng | Isolation valve and control system employing the same |
-
1976
- 1976-07-26 US US05/708,785 patent/US4090917A/en not_active Expired - Lifetime
-
1977
- 1977-06-30 CA CA281,788A patent/CA1068416A/en not_active Expired
- 1977-07-04 IL IL52452A patent/IL52452A/xx unknown
- 1977-07-07 NL NLAANVRAGE7707599,A patent/NL171390C/xx not_active IP Right Cessation
- 1977-07-08 ES ES460583A patent/ES460583A1/es not_active Expired
- 1977-07-11 BE BE179243A patent/BE856688A/xx not_active IP Right Cessation
- 1977-07-12 FR FR7721422A patent/FR2360154A1/fr active Granted
- 1977-07-12 GB GB29272/77A patent/GB1553160A/en not_active Expired
- 1977-07-18 SE SE7708285A patent/SE432316B/xx not_active IP Right Cessation
- 1977-07-19 LU LU77793A patent/LU77793A1/xx unknown
- 1977-07-20 CH CH899777A patent/CH623158A5/de not_active IP Right Cessation
- 1977-07-21 DE DE2732903A patent/DE2732903C3/de not_active Expired
- 1977-07-25 JP JP8844577A patent/JPS5314296A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7708285L (sv) | 1978-01-27 |
| JPS5712478B2 (en, 2012) | 1982-03-11 |
| DE2732903B2 (de) | 1980-05-22 |
| FR2360154A1 (fr) | 1978-02-24 |
| NL171390C (nl) | 1983-03-16 |
| FR2360154B1 (en, 2012) | 1984-07-20 |
| BE856688A (fr) | 1977-10-31 |
| ES460583A1 (es) | 1978-09-01 |
| CH623158A5 (en, 2012) | 1981-05-15 |
| US4090917A (en) | 1978-05-23 |
| DE2732903C3 (de) | 1981-01-29 |
| NL7707599A (nl) | 1978-01-30 |
| IL52452A0 (en) | 1977-10-31 |
| IL52452A (en) | 1980-11-30 |
| GB1553160A (en) | 1979-09-19 |
| LU77793A1 (en, 2012) | 1977-10-25 |
| DE2732903A1 (de) | 1978-02-02 |
| JPS5314296A (en) | 1978-02-08 |
| NL171390B (nl) | 1982-10-18 |
| SE432316B (sv) | 1984-03-26 |
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