KR20200088497A - 미임계 코어 반응도 편향 반영 기술 - Google Patents
미임계 코어 반응도 편향 반영 기술 Download PDFInfo
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- KR20200088497A KR20200088497A KR1020207019738A KR20207019738A KR20200088497A KR 20200088497 A KR20200088497 A KR 20200088497A KR 1020207019738 A KR1020207019738 A KR 1020207019738A KR 20207019738 A KR20207019738 A KR 20207019738A KR 20200088497 A KR20200088497 A KR 20200088497A
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- 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
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- G21C—NUCLEAR REACTORS
- G21C1/00—Reactor types
- G21C1/30—Subcritical reactors ; Experimental reactors other than swimming-pool reactors or zero-energy reactors
- G21C1/303—Experimental or irradiation arrangements inside the reactor
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- 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
- G21C17/104—Measuring reactivity
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- 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
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- G—PHYSICS
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- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/001—Computer implemented control
- G21D3/002—Core design; core simulations; core optimisation
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/001—Computer implemented control
- G21D3/004—Fuel shuffle simulation; fuel shuffle optimisation
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
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- 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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- 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
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Abstract
Description
도 1은 원자력 발생 시스템의 일차 측부의 개략도이다.
Claims (9)
- Keff가 1 미만인 핵 반응로 코어에 대한 전반적인 코어 반응도 편향을 결정하는 방법이며:
반응로 코어의 하나 이상의 상태에 대해서 미임계 중성자 플럭스를 측정하는 단계;
반응로 코어의 하나 이상의 상태에 대해서 공간적으로-보정된 미임계 중성자 플럭스의 예측을 계산하는 단계;
측정된 미임계 중성자 플럭스와 그리고 예측된 공간적으로-보정된 미임계 중성자 플럭스 사이의 차이를 결정하는 단계; 및
상기 차이를 전반적인 코어 반응도 편향으로서 기록하는 단계를 포함하는, 방법. - 제1항에 있어서,
측정 단계는 소스 범위 검출기의 출력을 이용하여 실행되는, 방법. - 제1항에 있어서,
공간적으로-보정된 미임계 중성자 플럭스의 예측의 상응하는 계산에 대한 미임계 중성자 플럭스의 측정의 회귀 통계를 이용하는 단계; 및
반응로 코어가 미임계 조건에 있는 동안 그리고 반응로 코어가 임계에 도달하기 전에, 정량적 측정-대-예측 기준을 회귀 통계에 적용하여 다양한 코어 비정상을 검출하는 단계를 더 포함하는, 방법. - 제1항에 있어서,
측정된 중성자 플럭스 데이터를 예측된 공간적으로-보정된 예측에 대해서 조정하는데 필요한, 체계적인 전반적인 반응도 편향인, 균일한 분석적 반응도 조정을 결정하는 것에 의해서, 예측된 코어와 실제 코어 사이의 반응도 편향을 결정하는 단계를 더 포함하는, 방법. - 제1항에 있어서,
측정 단계, 계산 단계 및 결정 단계는 복수의 정상-상태 미임계 조건 하에서 실시되는, 방법. - 제5항에 있어서,
복수의 정상-상태 미임계 조건은 복수의 상태 지점을 포함하는, 방법. - 제5항에 있어서,
복수의 정상-상태 미임계 조건은, 다른 반응로 조건들을 정상-상태로 유지하면서, 제어봉을 재배치하는 단계에 의해서 얻어지는, 방법. - 제1항의 방법을 실행하도록 프로그래밍된 프로세싱 장치.
- 제1항의 방법을 실행하기 위한 명령어를 포함하는 기계 판독 가능 매체.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762597571P | 2017-12-12 | 2017-12-12 | |
| US62/597,571 | 2017-12-12 | ||
| PCT/US2018/065102 WO2019164570A2 (en) | 2017-12-12 | 2018-12-12 | Subcritical core reactivity bias projection technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200088497A true KR20200088497A (ko) | 2020-07-22 |
| KR102639146B1 KR102639146B1 (ko) | 2024-02-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020207019738A Active KR102639146B1 (ko) | 2017-12-12 | 2018-12-12 | 미임계 코어 반응도 편향 반영 기술 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US11393599B2 (ko) |
| EP (1) | EP3724897B1 (ko) |
| JP (1) | JP7308009B2 (ko) |
| KR (1) | KR102639146B1 (ko) |
| CN (1) | CN111587460B (ko) |
| ES (1) | ES3015739T3 (ko) |
| WO (1) | WO2019164570A2 (ko) |
| ZA (1) | ZA202003838B (ko) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11393599B2 (en) | 2017-12-12 | 2022-07-19 | Westinghouse Electric Company Llc | Subcritical core reactivity bias projection technique |
| CN110767060B (zh) * | 2019-08-15 | 2024-10-25 | 西安交通大学 | 核反应堆棒控系统实验装置及其实验方法 |
| CN111400869B (zh) * | 2020-02-25 | 2022-07-26 | 华南理工大学 | 一种堆芯中子通量时空演变预测方法、装置、介质及设备 |
| CZ308993B6 (cs) * | 2020-05-07 | 2021-11-10 | Witkowitz Atomica A.S. | Energetický zdroj využívající k výrobě tepla nízko-obohacené jaderné palivo |
| CN112908501B (zh) * | 2021-01-12 | 2023-03-21 | 中国原子能科学研究院 | 一种核临界装置测量装置和方法 |
| CN113192659B (zh) * | 2021-03-19 | 2023-01-24 | 中国核动力研究设计院 | 基于原测中子信号平均采样的核反应堆反应性测量方法 |
| CN113434803B (zh) * | 2021-06-04 | 2024-03-22 | 中国原子能科学研究院 | 热动转换系统的热功率计算方法、装置、介质及设备 |
| CN113724904A (zh) * | 2021-08-31 | 2021-11-30 | 西安中核核仪器有限公司 | 一种压水堆堆芯功率测量方法 |
| JP7685963B2 (ja) * | 2022-03-16 | 2025-05-30 | 三菱重工業株式会社 | 臨界近接監視装置、臨界近接監視方法及びプログラム |
| CN115331852B (zh) * | 2022-08-29 | 2023-05-23 | 中国核动力研究设计院 | 一种次临界反应堆控制棒反应性价值测量方法 |
| US20240096512A1 (en) * | 2022-09-09 | 2024-03-21 | Westinghouse Electric Company Llc | Method for performing star/arwv reconciliation |
| KR20250162123A (ko) * | 2024-05-10 | 2025-11-18 | 한국원자력연구원 | 원자로 제어 장치 및 그 방법 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004170427A (ja) * | 2002-11-21 | 2004-06-17 | Westinghouse Electric Co Llc | 未臨界反応測定方法 |
| JP2008157669A (ja) * | 2006-12-21 | 2008-07-10 | Mitsubishi Heavy Ind Ltd | 未臨界度測定方法及び未臨界度測定用プログラム、並びに未臨界度測定装置 |
| KR20120031482A (ko) * | 2009-07-01 | 2012-04-03 | 웨스팅하우스 일렉트릭 컴퍼니 엘엘씨 | 노심내 기구 노심 성능 검증 방법 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781881A (en) * | 1987-01-05 | 1988-11-01 | Bernard Jr John A | Apparatus and method for closed-loop control of reactor power in minimum time |
| JP4299927B2 (ja) * | 1998-08-31 | 2009-07-22 | 株式会社東芝 | 中性子束計測装置 |
| US6181759B1 (en) * | 1999-07-23 | 2001-01-30 | Westinghouse Electric Company Llc | Method and apparatus for determining nearness to criticality of a nuclear fueled electric power generating unit |
| JP5025451B2 (ja) | 2007-12-21 | 2012-09-12 | 株式会社グローバル・ニュークリア・フュエル・ジャパン | 炉心監視装置 |
| US7894565B2 (en) | 2008-12-11 | 2011-02-22 | Westinghouse Electric Company Llc | Subcritical reactivity measurement method |
| US20110268239A1 (en) * | 2010-04-30 | 2011-11-03 | David Jerome Krieg | Method of calibrating excore detectors in a nuclear reactor |
| JP5762840B2 (ja) * | 2011-06-17 | 2015-08-12 | 株式会社東芝 | 未臨界度測定方法および装置 |
| KR101390069B1 (ko) * | 2012-08-28 | 2014-04-29 | 한국수력원자력 주식회사 | 중성자 선원항을 고려한 원자로 미임계 노심상태 모사 방법 |
| JP6132521B2 (ja) | 2012-11-27 | 2017-05-24 | 三菱重工業株式会社 | 未臨界度測定方法及び装置 |
| JP6522926B2 (ja) * | 2014-11-11 | 2019-05-29 | 株式会社東芝 | 中性子測定装置および中性子測定方法 |
| US11393599B2 (en) | 2017-12-12 | 2022-07-19 | Westinghouse Electric Company Llc | Subcritical core reactivity bias projection technique |
-
2018
- 2018-12-12 US US16/217,378 patent/US11393599B2/en active Active
- 2018-12-12 CN CN201880086402.4A patent/CN111587460B/zh active Active
- 2018-12-12 JP JP2020532038A patent/JP7308009B2/ja active Active
- 2018-12-12 ES ES18907212T patent/ES3015739T3/es active Active
- 2018-12-12 KR KR1020207019738A patent/KR102639146B1/ko active Active
- 2018-12-12 WO PCT/US2018/065102 patent/WO2019164570A2/en not_active Ceased
- 2018-12-12 EP EP18907212.7A patent/EP3724897B1/en active Active
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2020
- 2020-06-24 ZA ZA2020/03838A patent/ZA202003838B/en unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004170427A (ja) * | 2002-11-21 | 2004-06-17 | Westinghouse Electric Co Llc | 未臨界反応測定方法 |
| JP2008157669A (ja) * | 2006-12-21 | 2008-07-10 | Mitsubishi Heavy Ind Ltd | 未臨界度測定方法及び未臨界度測定用プログラム、並びに未臨界度測定装置 |
| KR20120031482A (ko) * | 2009-07-01 | 2012-04-03 | 웨스팅하우스 일렉트릭 컴퍼니 엘엘씨 | 노심내 기구 노심 성능 검증 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2021507215A (ja) | 2021-02-22 |
| JP7308009B2 (ja) | 2023-07-13 |
| EP3724897A2 (en) | 2020-10-21 |
| KR102639146B1 (ko) | 2024-02-20 |
| US11393599B2 (en) | 2022-07-19 |
| ES3015739T3 (en) | 2025-05-07 |
| ZA202003838B (en) | 2024-11-27 |
| EP3724897B1 (en) | 2024-11-20 |
| WO2019164570A2 (en) | 2019-08-29 |
| CN111587460B (zh) | 2023-01-13 |
| US20190180885A1 (en) | 2019-06-13 |
| EP3724897A4 (en) | 2021-08-18 |
| WO2019164570A3 (en) | 2019-10-24 |
| CN111587460A (zh) | 2020-08-25 |
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