JP2008046120A - 沸騰水型原子炉の蒸気系に関する応力を予測する方法 - Google Patents
沸騰水型原子炉の蒸気系に関する応力を予測する方法 Download PDFInfo
- Publication number
- JP2008046120A JP2008046120A JP2007198406A JP2007198406A JP2008046120A JP 2008046120 A JP2008046120 A JP 2008046120A JP 2007198406 A JP2007198406 A JP 2007198406A JP 2007198406 A JP2007198406 A JP 2007198406A JP 2008046120 A JP2008046120 A JP 2008046120A
- Authority
- JP
- Japan
- Prior art keywords
- bwr
- model
- acoustic
- analytical
- scale
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 14
- 238000012360 testing method Methods 0.000 claims description 65
- 238000009835 boiling Methods 0.000 claims description 9
- 238000004458 analytical method Methods 0.000 description 16
- 230000004044 response Effects 0.000 description 10
- 230000000875 corresponding effect Effects 0.000 description 9
- 230000002596 correlated effect Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000007796 conventional method 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
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004836 empirical method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010187 selection method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012795 verification 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
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
-
- 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)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
【解決手段】本方法は、BWR蒸気系の解析音響モデルを構築する段階(S100)と、BWR蒸気系の解析音響モデルに経験データを入力することによって圧力推定値を生成する段階(S110)と、BWR蒸気乾燥器の解析構造モデルを構築する段階と、解析構造モデル及び圧力推定値を使用してBWR蒸気乾燥器にかかる応力を予測する段階(S160)とを含む。
【選択図】 図4
Description
100 音響テストシステム
110 テスト設備
120 BWR縮尺モデル
130 ブロア
140 注入口配管
150 流量計
160 マフラ
170 RPV
175 RPV頂部ヘッド
180 蒸気乾燥器
190 主蒸気ライン
200 音響メッシュ
205 シェルメッシュ
210 要素
215 音響節点
Claims (10)
- 沸騰水型原子炉(BWR)の蒸気乾燥器にかかる応力を予測する方法であって、
BWR蒸気系の解析音響モデルを構築する段階(S100)と、
前記BWR蒸気系の解析音響モデルに経験データを入力することによって圧力推定値を生成する段階(S105)、(S110)と、
前記BWR蒸気乾燥器の解析構造モデルを構築する段階(S150)と、
前記解析構造モデル(S120)及び前記圧力推定値(S125)を使用して、前記BWR蒸気乾燥器にかかる応力を予測する段階と、を含む方法。 - 前記解析音響モデルを構築する段階が、縮尺モデルBWR蒸気ボリュームの3次元仮想モデルを作成する段階を含むことを特徴とする請求項1記載の方法。
- 前記解析音響モデルを構築する段階が、前記BWR蒸気乾燥器の物理的縮尺モデルから取得したテストデータを該解析音響モデルから取得した結果と相関させる段階(S115)を含むことを特徴とする請求項1記載の方法。
- 前記解析音響モデルを構築する段階が、前記相関させる段階に基づいて、前記テストデータが該解析音響モデルから取得した結果と実質的に一致するまで該解析音響モデルを修正する段階(S115)を含むことを特徴とする請求項3記載の方法。
- 前記圧力推定値を生成する段階が、
前記BWR蒸気乾燥器の物理的縮尺モデル上又はその近くで少なくとも1つの圧力変換器又はマイクロフォンを使用して、該物理的縮尺モデルから圧力データを収集する段階(S110)と、
前記解析音響モデルへの経験データの入力として前記圧力データを使用する段階(S105)と、を含むことを特徴とする請求項1記載の方法。 - 前記圧力推定値を生成する段階が、前記BWR蒸気ボリュームの音響モードを計算する段階(S120)を含むことを特徴とする請求項2記載の方法。
- 前記圧力推定値を生成する段階が、前記音響モードの数を前記経験データ点の数に等しくなるように減少させる段階(S130)をさらに含むことを特徴とする請求項6記載の方法。
- 前記圧力推定値を生成する段階が、
前記減少させた数の音響モード及び前記経験データに基づいてモード級数展開係数を計算して、音響メッシュの各節点における該圧力推定値を生成する段階(S135)と、
前記縮尺モデルBWR蒸気ボリュームに対して生成した前記圧力推定値をスケーリングして、実物大BWR蒸気ボリュームを表現する段階(S145)と、をさらに含むことを特徴とする請求項6記載の方法。 - 前記BWR蒸気乾燥器の解析構造モデルを構築する段階が、
前記BWR蒸気乾燥器の3次元仮想モデルを作成する段階と、
有限要素メッシングアルゴリズムを使用して前記3次元仮想モデルを離散化して、前記BWR蒸気乾燥器の構造メッシュを生成する段階と、を含むことを特徴とする請求項1記載の方法。 - 前記縮尺モデルBWR蒸気ボリュームに対して生成した前記圧力推定値をスケーリングして、実物大BWR蒸気ボリュームを表現する段階(S145)と、
前記解析構造モデルの構造メッシュ上に前記スケーリング圧力推定値を投影する段階(S155)と、をさらに含むことを特徴とする請求項9記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/503,268 US8437445B2 (en) | 2006-08-14 | 2006-08-14 | Method for predicting stresses on a steam system of a boiling water reactor |
US11/503,268 | 2006-08-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008046120A true JP2008046120A (ja) | 2008-02-28 |
JP5435847B2 JP5435847B2 (ja) | 2014-03-05 |
Family
ID=39167677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007198406A Active JP5435847B2 (ja) | 2006-08-14 | 2007-07-31 | 沸騰水型原子炉の蒸気系に関する応力を予測する方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8437445B2 (ja) |
JP (1) | JP5435847B2 (ja) |
SE (1) | SE532923C2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8437445B2 (en) | 2006-08-14 | 2013-05-07 | General Electric Company | Method for predicting stresses on a steam system of a boiling water reactor |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009079906A (ja) * | 2007-09-25 | 2009-04-16 | Toshiba Corp | 振動評価装置及び方法 |
US8620643B1 (en) | 2009-07-31 | 2013-12-31 | Lester F. Ludwig | Auditory eigenfunction systems and methods |
JP6740167B2 (ja) * | 2017-04-20 | 2020-08-12 | 三菱日立パワーシステムズ株式会社 | タービンの組立方法、タービン組立支援システム及び制御プログラム |
GB201820356D0 (en) * | 2018-12-13 | 2019-01-30 | Expro North Sea Ltd | Methodology for analysis of valve dynamic closure performance |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58184585A (ja) * | 1982-04-22 | 1983-10-28 | 株式会社東芝 | 原子炉格納容器内の異常検出装置 |
JPS63193061A (ja) * | 1987-02-06 | 1988-08-10 | Hitachi Ltd | 振動音響異常判定方法 |
JPH1114782A (ja) * | 1997-06-19 | 1999-01-22 | Shikoku Electric Power Co Inc | 配管劣化評価方法及び装置 |
JP2002340726A (ja) * | 2001-05-16 | 2002-11-27 | Toshiba Corp | 振動解析装置および振動解析方法 |
JP2007127633A (ja) * | 2005-10-31 | 2007-05-24 | General Electric Co <Ge> | 沸騰水型原子炉の蒸気系統を試験するためのシステムおよび方法 |
JP2007155361A (ja) * | 2005-11-30 | 2007-06-21 | Continuum Dynamics Inc | 原子炉蒸気ドームのコンポーネント上の変動圧力荷重を決定するためのシステムおよび方法 |
JP2007232430A (ja) * | 2006-02-28 | 2007-09-13 | Hitachi Ltd | 沸騰水型原子炉の監視方法及びその監視プログラム |
US20100260301A1 (en) * | 2006-08-14 | 2010-10-14 | David Galbally | Method for predicting stresses on a steam system of a boiling water reactor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993006557A1 (en) * | 1991-09-17 | 1993-04-01 | General Physics International Engineering & Simulation, Inc. | Real time analysis of power plant thermohydraulic phenomenon |
US5912933A (en) * | 1997-12-04 | 1999-06-15 | General Electric Company | Method and system for direct evaluation of operating limit minimum critical power ratios for boiling water reactors |
US7444246B2 (en) * | 2004-05-25 | 2008-10-28 | Bilanin Alan J | System and method for determining fluctuating pressure loading on a component in a reactor steam dome |
US8009788B2 (en) | 2006-02-28 | 2011-08-30 | Hitachi, Ltd. | Monitoring method and monitoring program for boiling water reactor, and acoustic damping method for boiling water reactor |
-
2006
- 2006-08-14 US US11/503,268 patent/US8437445B2/en not_active Expired - Fee Related
-
2007
- 2007-07-31 JP JP2007198406A patent/JP5435847B2/ja active Active
- 2007-08-08 SE SE0701837A patent/SE532923C2/sv unknown
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58184585A (ja) * | 1982-04-22 | 1983-10-28 | 株式会社東芝 | 原子炉格納容器内の異常検出装置 |
JPS63193061A (ja) * | 1987-02-06 | 1988-08-10 | Hitachi Ltd | 振動音響異常判定方法 |
JPH1114782A (ja) * | 1997-06-19 | 1999-01-22 | Shikoku Electric Power Co Inc | 配管劣化評価方法及び装置 |
JP2002340726A (ja) * | 2001-05-16 | 2002-11-27 | Toshiba Corp | 振動解析装置および振動解析方法 |
JP2007127633A (ja) * | 2005-10-31 | 2007-05-24 | General Electric Co <Ge> | 沸騰水型原子炉の蒸気系統を試験するためのシステムおよび方法 |
JP2007155361A (ja) * | 2005-11-30 | 2007-06-21 | Continuum Dynamics Inc | 原子炉蒸気ドームのコンポーネント上の変動圧力荷重を決定するためのシステムおよび方法 |
JP2007232430A (ja) * | 2006-02-28 | 2007-09-13 | Hitachi Ltd | 沸騰水型原子炉の監視方法及びその監視プログラム |
US20100260301A1 (en) * | 2006-08-14 | 2010-10-14 | David Galbally | Method for predicting stresses on a steam system of a boiling water reactor |
Non-Patent Citations (1)
Title |
---|
JPN6012004856; Takahashi et al: 'Evaluation of flow-Induced Vibration for fixed type Guide Rods of Shroud Head and Steam Dryer in ABW' Proc. Of ICONE 10 10th Internat. Conf. on Nuclear Engineering volume 1, 2002 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8437445B2 (en) | 2006-08-14 | 2013-05-07 | General Electric Company | Method for predicting stresses on a steam system of a boiling water reactor |
Also Published As
Publication number | Publication date |
---|---|
SE532923C2 (sv) | 2010-05-11 |
SE0701837L (sv) | 2008-02-15 |
US8437445B2 (en) | 2013-05-07 |
US20100260301A1 (en) | 2010-10-14 |
JP5435847B2 (ja) | 2014-03-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102112482B1 (ko) | 비-접촉 측정 및 동적 응답 재구성 기법들을 이용한 터빈 블레이드 피로 수명 분석 | |
Fathi et al. | Damage detection in an offshore platform using incomplete noisy FRF data by a novel Bayesian model updating method | |
Nanda et al. | Vibration based structural damage detection technique using particle swarm optimization with incremental swarm size | |
JP5435847B2 (ja) | 沸騰水型原子炉の蒸気系に関する応力を予測する方法 | |
Schwingshackl et al. | Modeling of flange joints for the nonlinear dynamic analysis of gas turbine engine casings | |
Di Maio et al. | Development of a test planning methodology for performing experimental model validation of bolted flanges | |
Mir-Haidari et al. | Nonlinear effects of bolted flange connections in aeroengine casing assemblies | |
Kim et al. | A two-step structural damage detection approach with limited instrumentation | |
Reichert et al. | Combined approach for optimal sensor placement and experimental verification in the context of tower-like structures | |
Yan et al. | FEM modeling method of damage structures for structural damage detection | |
JP2007155361A (ja) | 原子炉蒸気ドームのコンポーネント上の変動圧力荷重を決定するためのシステムおよび方法 | |
KR101559835B1 (ko) | 스마트 구조물의 유지 관리를 위한 est 기반 최적 압축데이터 계측 시스템 | |
JP4948966B2 (ja) | 沸騰水型原子炉の蒸気系統を試験するためのシステムおよび方法 | |
Tyng et al. | Similitude study of an in-service industrial piping system under high flow induced vibration | |
Sensmeier et al. | Optimum placement of sensors for vibration measurements on turbine engine blades | |
KR101557270B1 (ko) | 스마트 구조물의 유지 관리를 위한 est 기반 단일 계측 시스템 | |
Faria et al. | A Fluid‐Structure Interaction Model for Dam‐Water Systems: Analytical Study and Application to Seismic Behavior | |
Gillen et al. | Numerical analysis of fluidelastic instability in a normal triangular tube array | |
Weyna | An Acoustics Intensity Based Investigation οf the Energy Flow Over the Barriers | |
KR101561015B1 (ko) | 스마트 구조물의 유지 관리를 위한 est 기반 최적 진동제어 시스템 | |
KR102447405B1 (ko) | 유체-고체 연성 구조물의 가상센서 장치 및 그 동작 방법 | |
Merzari et al. | Coupled Calculations in Helical Steam Generator: Validation on Legacy Data | |
JP2008064570A (ja) | クリープ損傷評価装置、クリープ損傷評価方法およびプログラム | |
Fu et al. | An approach to approximate the full strain field of turbofan blades during operation | |
JP2009169733A (ja) | 流体解析装置および方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20100722 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20100722 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110705 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121211 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130304 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20131112 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20131210 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 Ref document number: 5435847 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |