WO2008149623A1 - 有限要素法の解析モデル簡略化方法 - Google Patents
有限要素法の解析モデル簡略化方法 Download PDFInfo
- Publication number
- WO2008149623A1 WO2008149623A1 PCT/JP2008/058174 JP2008058174W WO2008149623A1 WO 2008149623 A1 WO2008149623 A1 WO 2008149623A1 JP 2008058174 W JP2008058174 W JP 2008058174W WO 2008149623 A1 WO2008149623 A1 WO 2008149623A1
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- WO
- WIPO (PCT)
- Prior art keywords
- elements
- model
- shell
- time
- solid
- Prior art date
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Classifications
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- 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]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- Geometry (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Complex Calculations (AREA)
Abstract
近年、3次元構造体の解析モデルが大規模化し要素数が増大する傾向にある。そのような状況下で、要素作成に要する時間が膨大となっている。その時間の短縮を可能とするため、3次元設計データを元に要素分割されたソリッド要素をシェル要素に変換することにより、モデル作成に要する時間を短縮する。同時にモデルの要素数、自由度を削減する。シェル要素の物性値決定の際に、詳細なソリッドモデルでの固有値、および固有ベクトルを簡略化されたシェルモデルと整合させることにより、自由度削減による解析精度低下を低く抑えることができる。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009517751A JPWO2008149623A1 (ja) | 2007-06-06 | 2008-04-28 | 有限要素法の解析モデル簡略化方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007150843 | 2007-06-06 | ||
JP2007-150843 | 2007-06-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008149623A1 true WO2008149623A1 (ja) | 2008-12-11 |
Family
ID=40093449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/058174 WO2008149623A1 (ja) | 2007-06-06 | 2008-04-28 | 有限要素法の解析モデル簡略化方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPWO2008149623A1 (ja) |
WO (1) | WO2008149623A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010003154A (ja) * | 2008-06-20 | 2010-01-07 | Ihi Corp | 異方性材の等価板厚決定方法 |
JP2013109443A (ja) * | 2011-11-18 | 2013-06-06 | Mitsubishi Aircraft Corp | 強度解析方法 |
JP2014006908A (ja) * | 2012-06-25 | 2014-01-16 | Fujitsu Ltd | メッシュ化方法およびメッシュ化装置 |
JP2014006721A (ja) * | 2012-06-25 | 2014-01-16 | Toyota Auto Body Co Ltd | 脆性破壊モデルの作成方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003090758A (ja) * | 2001-09-17 | 2003-03-28 | Toray Ind Inc | 成形品の音響特性のシミュレーション方法および装置 |
US20040111243A1 (en) * | 2002-11-06 | 2004-06-10 | Canon Kabushiki Kaisha | Analytical model conversion method |
EP1521186A2 (en) * | 2003-10-02 | 2005-04-06 | Hitachi, Ltd. | Analytical shell model forming apparatus |
-
2008
- 2008-04-28 JP JP2009517751A patent/JPWO2008149623A1/ja not_active Withdrawn
- 2008-04-28 WO PCT/JP2008/058174 patent/WO2008149623A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003090758A (ja) * | 2001-09-17 | 2003-03-28 | Toray Ind Inc | 成形品の音響特性のシミュレーション方法および装置 |
US20040111243A1 (en) * | 2002-11-06 | 2004-06-10 | Canon Kabushiki Kaisha | Analytical model conversion method |
EP1521186A2 (en) * | 2003-10-02 | 2005-04-06 | Hitachi, Ltd. | Analytical shell model forming apparatus |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010003154A (ja) * | 2008-06-20 | 2010-01-07 | Ihi Corp | 異方性材の等価板厚決定方法 |
JP2013109443A (ja) * | 2011-11-18 | 2013-06-06 | Mitsubishi Aircraft Corp | 強度解析方法 |
JP2014006908A (ja) * | 2012-06-25 | 2014-01-16 | Fujitsu Ltd | メッシュ化方法およびメッシュ化装置 |
JP2014006721A (ja) * | 2012-06-25 | 2014-01-16 | Toyota Auto Body Co Ltd | 脆性破壊モデルの作成方法 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2008149623A1 (ja) | 2010-08-19 |
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