EP2652743A1 - Nuclear reactor control rod drive mechanism - Google Patents
Nuclear reactor control rod drive mechanismInfo
- Publication number
- EP2652743A1 EP2652743A1 EP11848649.7A EP11848649A EP2652743A1 EP 2652743 A1 EP2652743 A1 EP 2652743A1 EP 11848649 A EP11848649 A EP 11848649A EP 2652743 A1 EP2652743 A1 EP 2652743A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- nuclear reactor
- nuclear
- high temperature
- coil
- rod
- 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.)
- Withdrawn
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 238000009413 insulation Methods 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000010453 quartz Substances 0.000 claims abstract description 10
- 239000000446 fuel Substances 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 12
- 235000012239 silicon dioxide Nutrition 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 229910010293 ceramic material Inorganic materials 0.000 claims 2
- 230000015556 catabolic process Effects 0.000 claims 1
- 238000006731 degradation reaction Methods 0.000 claims 1
- 239000000919 ceramic Substances 0.000 abstract description 8
- 230000000712 assembly Effects 0.000 description 15
- 238000000429 assembly Methods 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000004992 fission Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000003758 nuclear fuel Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241000239290 Araneae Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 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
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C11/00—Shielding structurally associated with the reactor
- G21C11/08—Thermal shields; Thermal linings, i.e. for dissipating heat from gamma radiation which would otherwise heat an outer biological shield ; Thermal insulation
- G21C11/081—Thermal shields; Thermal linings, i.e. for dissipating heat from gamma radiation which would otherwise heat an outer biological shield ; Thermal insulation consisting of a non-metallic layer of insulating material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/06—Insulation of windings
-
- 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
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42266510P | 2010-12-14 | 2010-12-14 | |
US13/280,478 US20120148006A1 (en) | 2010-12-14 | 2011-10-25 | Nuclear reactor control rod drive mechanism |
PCT/US2011/059883 WO2012082264A1 (en) | 2010-12-14 | 2011-11-09 | Nuclear reactor control rod drive mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2652743A1 true EP2652743A1 (en) | 2013-10-23 |
EP2652743A4 EP2652743A4 (en) | 2017-11-15 |
Family
ID=46245040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11848649.7A Withdrawn EP2652743A4 (en) | 2010-12-14 | 2011-11-09 | Nuclear reactor control rod drive mechanism |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2652743A4 (en) |
KR (1) | KR20130126672A (en) |
WO (1) | WO2012082264A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109378092A (en) * | 2018-11-12 | 2019-02-22 | 中国原子能科学研究院 | A kind of pool low temperature heap control rod drive mechanism electromagnet apparatus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3992255A (en) * | 1974-01-18 | 1976-11-16 | Westinghouse Electric Corporation | Control rod drive mechanism for a nuclear reactor |
US4131510A (en) * | 1977-06-21 | 1978-12-26 | The United States Of America As Represented By The United States Department Of Energy | Magnetic nuclear core restraint and control |
US5066451A (en) * | 1990-08-14 | 1991-11-19 | Westinghouse Electric Corp. | Single-step multiple repositionings of control rod cluster assembly during each nuclear reactor fuel cycle |
JP2883225B2 (en) * | 1991-07-10 | 1999-04-19 | 三菱電機株式会社 | Heat resistant pressure resistant permanent magnet synchronous motor |
JPH05333183A (en) * | 1992-06-03 | 1993-12-17 | Toshiba Corp | Boiling water reactor |
JP2006253272A (en) * | 2005-03-09 | 2006-09-21 | Toshiba Corp | Heat-resistant insulation coil and its manufacturing method |
-
2011
- 2011-11-09 KR KR1020137018177A patent/KR20130126672A/en active Search and Examination
- 2011-11-09 WO PCT/US2011/059883 patent/WO2012082264A1/en unknown
- 2011-11-09 EP EP11848649.7A patent/EP2652743A4/en not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
See references of WO2012082264A1 * |
Also Published As
Publication number | Publication date |
---|---|
KR20130126672A (en) | 2013-11-20 |
EP2652743A4 (en) | 2017-11-15 |
WO2012082264A1 (en) | 2012-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20130610 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
RA4 | Supplementary search report drawn up and despatched (corrected) |
Effective date: 20171016 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01F 5/06 20060101ALI20171010BHEP Ipc: G21C 11/08 20060101ALI20171010BHEP Ipc: G21C 7/12 20060101AFI20171010BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20180517 |