JP5219336B2 - 燃料棒破損の評価方法 - Google Patents
燃料棒破損の評価方法 Download PDFInfo
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- JP5219336B2 JP5219336B2 JP2005367368A JP2005367368A JP5219336B2 JP 5219336 B2 JP5219336 B2 JP 5219336B2 JP 2005367368 A JP2005367368 A JP 2005367368A JP 2005367368 A JP2005367368 A JP 2005367368A JP 5219336 B2 JP5219336 B2 JP 5219336B2
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- 239000000446 fuel Substances 0.000 title claims description 219
- 238000011156 evaluation Methods 0.000 title description 2
- 238000012544 monitoring process Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 34
- 230000004992 fission Effects 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000003252 repetitive effect Effects 0.000 claims 1
- 238000000576 coating method Methods 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 230000000930 thermomechanical effect Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 238000004422 calculation algorithm Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 238000013486 operation strategy Methods 0.000 description 1
- 238000013433 optimization analysis Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/02—Devices or arrangements for monitoring coolant or moderator
- G21C17/04—Detecting burst slugs
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/06—Devices or arrangements for monitoring or testing fuel or fuel elements outside the reactor core, e.g. for burn-up, for contamination
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/001—Computer implemented control
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
S110 プラントパラメータ及び計器を監視する
S120 燃料性能パラメータを計算する
S130 パラメータをパラメータ限界値と比較する
S140 パラメータ>限界値か?
S150 オペレータに通知する
S160 計画プラント運転を修正するか
S170 運転を続行する
Claims (7)
- 燃料棒の破損を評価する方法であって、
燃料棒の運転状態を監視する監視段階と、
各々が個々の燃料棒の破損の尤度を反映する複数の燃料棒パラメータを、前記燃料棒の運転状態から計算する計算段階と、
前記計算した燃料棒パラメータを、対応するパラメータ限界値と比較する比較段階と、
計算された前記燃料棒パラメータの中に前記パラメータ限界値を超えるものが少なくとも一つあれば、計算された前記燃料棒パラメータを前記パラメータ限界値まで低減することにより、計画された発電所運転条件を修正する段階と、
計算された前記燃料棒パラメータの中に前記パラメータ限界値を超えるものが少なくとも一つあれば、修正された発電所運転条件を運転者から受け取る受け取り段階と、
前記計算段階と比較段階と受け取り段階とを繰り返す段階であって、前記計算段階が、前記計算された前記燃料棒パラメータの中に前記対応するパラメータ限界値を超えるものが少なくとも一つある場合に、前記修正された発電所運転条件と燃料棒運転条件とから、別途複数の燃料棒パラメータを計算するものであるような、繰り返し段階と、
前記計画された発電所運転条件または前記修正された発電所運転条件に基づいて、プラント運転パラメータを修正する段階と
を具備することを特徴とする燃料棒破損評価方法。 - 前記燃料棒運転条件の前記監視段階は、定期的な時間間隔で前記燃料棒運転条件のデータを収集することを特徴とする請求項1に記載の方法。
- 前記燃料棒運転条件を監視する監視段階はリアルタイムに行われることを特徴とする請求項1に記載の方法。
- 前記燃料棒運転条件を監視する監視段階は、前記燃料棒運転条件のデータを、インターネットを介して、プラントコンピュータ及び炉心監視システムのうちの少なくとも1つからなるシステムから収集することを特徴とする請求項3に記載の方法。
- 前記複数の燃料棒パラメータは、実運転条件から計算されることを特徴とする請求項1に記載の方法。
- 前記計算された前記燃料棒パラメータが前記燃料棒パラメータ限界値よりも大きい場合に、オペレータに通知する段階をさらに含むことを特徴とする請求項1に記載の方法。
- 前記燃料棒パラメータが、応力、内部ガス圧力、温度、変形、核分裂生成ガスの放出、燃料膨張及び焼締まり、被覆熱膨張並びに被覆腐食の少なくとも1つのであることを特徴とする請求項1に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/024,432 | 2004-12-30 | ||
US11/024,432 US8811563B2 (en) | 2004-12-30 | 2004-12-30 | Method and system for assessing failures of fuel rods |
Publications (3)
Publication Number | Publication Date |
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JP2006189435A JP2006189435A (ja) | 2006-07-20 |
JP2006189435A5 JP2006189435A5 (ja) | 2009-02-05 |
JP5219336B2 true JP5219336B2 (ja) | 2013-06-26 |
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Application Number | Title | Priority Date | Filing Date |
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JP2005367368A Active JP5219336B2 (ja) | 2004-12-30 | 2005-12-21 | 燃料棒破損の評価方法 |
Country Status (3)
Country | Link |
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US (1) | US8811563B2 (ja) |
JP (1) | JP5219336B2 (ja) |
ES (1) | ES2288099A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8737557B2 (en) * | 2006-07-21 | 2014-05-27 | Areva Inc. | Method for prediction of light water reactor fuel defects using a fuel condition index |
JP5388322B2 (ja) * | 2007-02-05 | 2014-01-15 | 原子燃料工業株式会社 | 燃料棒の健全性判定方法と判定手段 |
KR100898077B1 (ko) * | 2007-08-28 | 2009-05-15 | 비앤에프테크놀로지 주식회사 | 산업플랜트 설비의 종합 정지 여유도 감시방법 및 그 장치 |
SE532638C2 (sv) * | 2008-06-04 | 2010-03-09 | Westinghouse Electric Sweden | Metod och apparat för att övervaka driften av en kärnreaktor |
CN103680647B (zh) * | 2013-11-22 | 2016-01-13 | 国核电站运行服务技术有限公司 | 燃料啜吸检测环境模拟装置 |
JP6366520B2 (ja) * | 2015-02-02 | 2018-08-01 | 日立Geニュークリア・エナジー株式会社 | 出力変動監視装置および方法 |
US10558929B2 (en) | 2016-05-31 | 2020-02-11 | The Boeing Company | Monitored machine performance as a maintenance predictor |
CN109495987B (zh) * | 2018-10-24 | 2021-04-30 | 四川同人精工科技有限公司 | 一种电加热元件变形检测控制系统 |
JP7267189B2 (ja) * | 2019-12-20 | 2023-05-01 | 三菱重工業株式会社 | 出力制限値の解析方法、安全評価方法、炉心設計方法及び解析装置 |
JP7246300B2 (ja) * | 2019-12-20 | 2023-03-27 | 三菱重工業株式会社 | 燃料健全性評価方法、解析装置及び燃料健全性評価プログラム |
CN113065241B (zh) * | 2021-03-22 | 2022-10-28 | 西安交通大学 | 一种预测超临界二氧化碳冷却堆燃料元件主要参数的方法 |
CN115410731A (zh) * | 2022-08-23 | 2022-11-29 | 中广核研究院有限公司 | 反应堆中修复组件的入堆可行性分析方法、装置及设备 |
Family Cites Families (24)
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BE787440A (fr) * | 1971-08-12 | 1973-02-12 | Westinghouse Electric Corp | Procede et dispositif de detection de ruptures de gaine de combustiblesdans un reacteur nucleaire |
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JP2002048891A (ja) | 2000-08-04 | 2002-02-15 | Hitachi Ltd | 炉心運転制御装置 |
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-
2004
- 2004-12-30 US US11/024,432 patent/US8811563B2/en active Active - Reinstated
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2005
- 2005-12-20 ES ES200503121A patent/ES2288099A1/es active Pending
- 2005-12-21 JP JP2005367368A patent/JP5219336B2/ja active Active
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Publication number | Publication date |
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US8811563B2 (en) | 2014-08-19 |
US20060146973A1 (en) | 2006-07-06 |
JP2006189435A (ja) | 2006-07-20 |
ES2288099A1 (es) | 2007-12-16 |
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