JP4668785B2 - 漏水経路予測システム及び漏水経路予測方法 - Google Patents
漏水経路予測システム及び漏水経路予測方法 Download PDFInfo
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- JP4668785B2 JP4668785B2 JP2005376089A JP2005376089A JP4668785B2 JP 4668785 B2 JP4668785 B2 JP 4668785B2 JP 2005376089 A JP2005376089 A JP 2005376089A JP 2005376089 A JP2005376089 A JP 2005376089A JP 4668785 B2 JP4668785 B2 JP 4668785B2
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- 238000000034 method Methods 0.000 title claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 86
- 239000007788 liquid Substances 0.000 claims description 45
- 238000004458 analytical method Methods 0.000 claims description 41
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- 241000186361 Actinobacteria <class> Species 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 14
- 229910052751 metal Inorganic materials 0.000 description 14
- 238000010586 diagram Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 7
- 238000000576 coating method Methods 0.000 description 5
- 238000004590 computer program Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000004397 blinking Effects 0.000 description 1
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- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/007—Leak detector calibration, standard leaks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/24—Sheet material
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- Physics & Mathematics (AREA)
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- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- Geometry (AREA)
- General Engineering & Computer Science (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Examining Or Testing Airtightness (AREA)
Description
10 コンピュータ
10a モデル生成部
10b 属性設定部
10c 経路生成部
11 入力装置
12 表示装置
13a データベース
R1〜R3 漏水経路
Claims (7)
- 複数の部材を接合して構成される構造物の漏水経路を予測する漏水経路予測システムにおいて、
上記構造物を構成する個々の部材の表面形状を複数のメッシュで表現した解析モデルを生成するモデル生成手段と、
上記解析モデルにおける全てのメッシュを非漏水部に相当する気体の属性に設定して初期化した後、境界条件を満足するメッシュの属性を漏水部に相当する液体に設定し、液体の属性を有するメッシュに隣接する同一部品上のメッシュと、液体の属性を有するメッシュに上下方向又は放線方向で最も近接する部材の対向するメッシュとの属性を気体から液体に順次変更する属性設定手段と、
液体の属性を有するメッシュ同士を異なる部材間に渡って連結する経路を生成することで漏水経路を生成する経路生成手段とを備えたことを特徴とする漏水経路予測システム。 - 上記属性設定手段は、
上記構造物を構成する各部材間の接合部がシール処理されないとき、当該接合部において液体の属性を有するメッシュと対向して接合するメッシュの属性を気体から液体に変更することを特徴とする請求項1記載の漏水経路予測システム。 - 上記モデル生成手段は、
上記構造物を構成する個々の部材の表裏面それぞれにメッシュを設定し、
上記属性設定手段は、
上記表裏面それぞれのメッシュに属性を設定し、液体の属性を有するメッシュに最も近接する部材の対向する面の属性を気体から液体に変更することを特徴とする請求項1記載の漏水経路予測システム。 - 上記構造物を構成する各部材間の接合部にシール処理をするとき、シール処理部を挟んだ各部材のメッシュを連結して当該部品を一つの部材として一体化することを特徴とする請求項1〜3の何れかに記載の漏水経路予測システム。
- 上記経路生成手段は、
上記生成した漏水経路に係る情報を、表示装置に出力することを特徴とする請求項1〜4の何れかに記載の漏水経路予測システム。 - 複数の部材を接合して構成される構造物の漏水経路を予測する漏水経路予測方法において、
上記構造物を構成する個々の部材の表面形状を複数のメッシュで表現した解析モデルを生成する第1の処理ステップと、
上記解析モデルにおける全てのメッシュを非漏水部に相当する気体の属性に設定して初期化した後、境界条件を満足するメッシュの属性を漏水部に相当する液体に設定し、液体の属性を有するメッシュに隣接する同一部品上のメッシュと、液体の属性を有するメッシュに上下方向又は放線方向で最も近接する部材の対向するメッシュとの属性を気体から液体に順次変更する第2の処理ステップと、
液体の属性を有するメッシュ同士を異なる部材間に渡って連結する経路を生成することで漏水経路を生成する第3の処理ステップとを有することを特徴とする漏水経路予測方法。 - 上記第2の処理ステップでは、上記構造物を構成する個々の部材のメッシュの表裏面それぞれに属性を設定し、液体の属性を有するメッシュに最も近接する部材の対向する面の属性を気体から液体に変更することを特徴とする請求項6記載の漏水経路予測方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005376089A JP4668785B2 (ja) | 2005-12-27 | 2005-12-27 | 漏水経路予測システム及び漏水経路予測方法 |
EP06026081.7A EP1804043B1 (en) | 2005-12-27 | 2006-12-15 | Leakage path simultation system and leakage path simultation method |
US11/643,343 US7865342B2 (en) | 2005-12-27 | 2006-12-21 | Leakage path simulation system and leakage path simulation method |
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JP2005376089A JP4668785B2 (ja) | 2005-12-27 | 2005-12-27 | 漏水経路予測システム及び漏水経路予測方法 |
Publications (2)
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JP2007178233A JP2007178233A (ja) | 2007-07-12 |
JP4668785B2 true JP4668785B2 (ja) | 2011-04-13 |
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JP2005376089A Expired - Fee Related JP4668785B2 (ja) | 2005-12-27 | 2005-12-27 | 漏水経路予測システム及び漏水経路予測方法 |
Country Status (3)
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US (1) | US7865342B2 (ja) |
EP (1) | EP1804043B1 (ja) |
JP (1) | JP4668785B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1990607A1 (de) * | 2007-05-10 | 2008-11-12 | Leica Geosystems AG | Positionsbestimmungsverfahren für ein geodätisches Vermessungsgerät |
US8657605B2 (en) * | 2009-07-10 | 2014-02-25 | Lincoln Global, Inc. | Virtual testing and inspection of a virtual weldment |
WO2010041358A1 (ja) * | 2008-10-08 | 2010-04-15 | 株式会社ソニー・コンピュータエンタテインメント | ゲーム制御プログラム、ゲーム装置、及びゲーム制御方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001099748A (ja) * | 1999-10-01 | 2001-04-13 | Hitachi Plant Eng & Constr Co Ltd | 流体シミュレーション方法及びその装置 |
JP2005346360A (ja) * | 2004-06-02 | 2005-12-15 | Fuji Heavy Ind Ltd | 残留流体の解析方法、液溜まりの解析方法およびコンピュータ・プログラム |
Family Cites Families (6)
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JP2998770B2 (ja) | 1993-03-03 | 2000-01-11 | 日産ディーゼル工業株式会社 | 車両のドアシール部の漏水試験方法及びその装置 |
US6081654A (en) * | 1998-05-21 | 2000-06-27 | Ford Global Technologies, Inc. | Method and system for designing a vehicle door |
US6263300B1 (en) * | 1998-10-19 | 2001-07-17 | Ford Global Technologies, Inc. | Particle trajectory analysis system and method for vehicle design |
US6510357B1 (en) * | 2000-02-25 | 2003-01-21 | Daimlerchrysler Corporation | Automated welding program for full body-in-white finite element assembly |
EP1414716A1 (en) * | 2001-08-11 | 2004-05-06 | Aventis Pharma Limited | Pressurised aerosol dispenser |
US7346474B2 (en) * | 2004-06-02 | 2008-03-18 | Fuji Jukogyo Kabushiki Kaisha | Method of analyzing residual fluid and computer readable medium |
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2005
- 2005-12-27 JP JP2005376089A patent/JP4668785B2/ja not_active Expired - Fee Related
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2006
- 2006-12-15 EP EP06026081.7A patent/EP1804043B1/en not_active Ceased
- 2006-12-21 US US11/643,343 patent/US7865342B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001099748A (ja) * | 1999-10-01 | 2001-04-13 | Hitachi Plant Eng & Constr Co Ltd | 流体シミュレーション方法及びその装置 |
JP2005346360A (ja) * | 2004-06-02 | 2005-12-15 | Fuji Heavy Ind Ltd | 残留流体の解析方法、液溜まりの解析方法およびコンピュータ・プログラム |
Also Published As
Publication number | Publication date |
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US20070146363A1 (en) | 2007-06-28 |
EP1804043A2 (en) | 2007-07-04 |
EP1804043A3 (en) | 2010-09-22 |
JP2007178233A (ja) | 2007-07-12 |
US7865342B2 (en) | 2011-01-04 |
EP1804043B1 (en) | 2018-02-07 |
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