CA1083269A - Nuclear reactor ex-core startup neutron detector - Google Patents
Nuclear reactor ex-core startup neutron detectorInfo
- Publication number
- CA1083269A CA1083269A CA283,868A CA283868A CA1083269A CA 1083269 A CA1083269 A CA 1083269A CA 283868 A CA283868 A CA 283868A CA 1083269 A CA1083269 A CA 1083269A
- Authority
- CA
- Canada
- Prior art keywords
- neutron
- recited
- neutron detector
- photomultiplier tube
- silicone resin
- 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
- 230000005855 radiation Effects 0.000 claims abstract description 20
- 229920002050 silicone resin Polymers 0.000 claims abstract 12
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 239000006096 absorbing agent Substances 0.000 claims 6
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 claims 3
- 229910052912 lithium silicate Inorganic materials 0.000 claims 3
- 239000005350 fused silica glass Substances 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 230000004907 flux Effects 0.000 description 16
- 230000005251 gamma ray Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 3
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- NJXWZWXCHBNOOG-UHFFFAOYSA-N 3,3-diphenylpropyl(1-phenylethyl)azanium;chloride Chemical compound [Cl-].C=1C=CC=CC=1C(C)[NH2+]CCC(C=1C=CC=CC=1)C1=CC=CC=C1 NJXWZWXCHBNOOG-UHFFFAOYSA-N 0.000 description 1
- 241000428352 Amma Species 0.000 description 1
- 244000118350 Andrographis paniculata Species 0.000 description 1
- 229910052580 B4C Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 1
- 101100409194 Rattus norvegicus Ppargc1b gene Proteins 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 101150007148 THI5 gene Proteins 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 235000010210 aluminium Nutrition 0.000 description 1
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000254 damaging effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- YTZVWGRNMGHDJE-UHFFFAOYSA-N tetralithium;silicate Chemical compound [Li+].[Li+].[Li+].[Li+].[O-][Si]([O-])([O-])[O-] YTZVWGRNMGHDJE-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/108—Measuring reactor flux
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T3/00—Measuring neutron radiation
- G01T3/06—Measuring neutron radiation with scintillation detectors
-
- 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)
- High Energy & Nuclear Physics (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Radiation (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US732,518 | 1976-10-14 | ||
| US05/732,518 US4090083A (en) | 1976-10-14 | 1976-10-14 | Nuclear reactor ex-core startup neutron detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1083269A true CA1083269A (en) | 1980-08-05 |
Family
ID=24943826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA283,868A Expired CA1083269A (en) | 1976-10-14 | 1977-08-02 | Nuclear reactor ex-core startup neutron detector |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4090083A (OSRAM) |
| JP (2) | JPS5349699A (OSRAM) |
| CA (1) | CA1083269A (OSRAM) |
| DE (1) | DE2745708A1 (OSRAM) |
| FR (1) | FR2368120A1 (OSRAM) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4404470A (en) * | 1981-05-14 | 1983-09-13 | Wang Ching L | Neutron streak camera |
| US4454424A (en) * | 1981-09-29 | 1984-06-12 | The United States Of America As Represented By The United States Department Of Energy | Neutron position-sensitive scintillation detector |
| US5008067A (en) * | 1987-07-22 | 1991-04-16 | Czirr John B | Method of downhole neutron monitoring |
| DE3928711A1 (de) * | 1988-12-31 | 1990-07-05 | Karlheinz Hoesgen | Absorptionsmantel zur absorption radioaktiver strahlung und spaltprodukte |
| GB2307052B (en) * | 1995-11-13 | 2000-07-19 | Secretary Trade Ind Brit | Real time radiation resistant meter |
| US6373066B1 (en) | 1999-08-20 | 2002-04-16 | Saint-Gobain Industrial Ceramics, Inc. | Thermal neutron detector using a scintillator with background gamma ray shielding |
| US7511292B2 (en) * | 2004-10-28 | 2009-03-31 | Nfs-Radiation Protection Systems, Inc. | Radiation protection shield |
| JP2007327967A (ja) * | 2007-07-30 | 2007-12-20 | Toshiba Corp | 放射線弁別測定装置 |
| FR2940715B1 (fr) * | 2008-12-30 | 2011-03-11 | Areva Np | Procede de mesure du flux neutronique dans le coeur d'un reacteur nucleaire a l'aide d'un reacteur au cobalt et dispositif associe |
| CN101699316B (zh) * | 2009-10-26 | 2011-11-16 | 西北核技术研究所 | 基于气体闪烁的裂变中子探测器 |
| WO2011147427A1 (en) * | 2010-05-26 | 2011-12-01 | Universität Duisburg-Essen | Detector and method for detecting neutrons |
| US8664630B1 (en) * | 2011-03-22 | 2014-03-04 | Jefferson Science Associates, Llc | Thermal neutron shield and method of manufacture |
| JP2015087115A (ja) * | 2013-10-28 | 2015-05-07 | 日立Ｇｅニュークリア・エナジー株式会社 | 中性子数分析装置および放射線計測装置 |
| US10359522B2 (en) | 2016-01-15 | 2019-07-23 | The Board Of Regents Of The Nevada System Of Higher Education On Behalf Of The University Of Nevada, Las Vegas | Phoswich detector with fast neutron spectroscopy function |
| US20180335527A1 (en) * | 2017-05-19 | 2018-11-22 | Saint-Gobain Ceramics & Plastics, Inc. | System for fastening a scintillator device, a scintillator thereof, and a method thereof |
| CN109473185B (zh) * | 2018-11-13 | 2022-07-29 | 中国核动力研究设计院 | 一种自动化学停堆系统的测试装置及其测试方法 |
| CN112259265B (zh) * | 2020-10-21 | 2023-11-07 | 中国核动力研究设计院 | 堆外高灵敏度中子探测器及布局系统 |
| CN120108799A (zh) * | 2025-02-17 | 2025-06-06 | 深圳中广核工程设计有限公司 | 堆外核探测装置、系统及其探测数据处理方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2747105A (en) * | 1951-11-29 | 1956-05-22 | Pittsburgh Plate Glass Co | Transparent nuclear radiation shield |
| US2799780A (en) * | 1953-09-03 | 1957-07-16 | Isomet Corp | Neutron scintillation counter |
| US3032659A (en) * | 1958-09-04 | 1962-05-01 | Corning Glass Works | Scintillator |
| US3707631A (en) * | 1970-04-02 | 1972-12-26 | Nat Nuclear Corp | Nuclear fuel assay system |
| US3892971A (en) * | 1974-03-22 | 1975-07-01 | Us Army | Radiation detector system using an inorganic scintillator crystal detector with an optical filter for aerial dosemetry |
-
1976
- 1976-10-14 US US05/732,518 patent/US4090083A/en not_active Expired - Lifetime
-
1977
- 1977-08-02 CA CA283,868A patent/CA1083269A/en not_active Expired
- 1977-10-11 DE DE19772745708 patent/DE2745708A1/de active Pending
- 1977-10-13 JP JP12198077A patent/JPS5349699A/ja active Pending
- 1977-10-13 FR FR7730891A patent/FR2368120A1/fr active Granted
-
1982
- 1982-04-23 JP JP1982058585U patent/JPS57205098U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4090083A (en) | 1978-05-16 |
| JPS57205098U (OSRAM) | 1982-12-27 |
| FR2368120B1 (OSRAM) | 1980-04-18 |
| JPS5349699A (en) | 1978-05-06 |
| FR2368120A1 (fr) | 1978-05-12 |
| DE2745708A1 (de) | 1978-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |