Development of Design System for Multi-Joint Interface by Using High-Speed Numerical Method for Ultra-Lager Scale Problems

2008 Fiscal Year Final Research Report

• Project/Area Number: 18360353
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Material processing/treatments
• Research Institution: Osaka University
• Principal Investigator: SERIZAWA Hisashi Osaka University, 接合科学研究所, 准教授 (20294134)
• Co-Investigator(Kenkyū-buntansha): MURAKAWA Hidekazu 大阪大学, 接合科学研究所, 教授 (60166270) ; SHIBAYANAGI Toshiya 大阪大学, 接合科学研究所, 准教授 (10187411)
• Project Period (FY): 2006 – 2008
• Keywords: 接合 / シミュレーション工学 / モデル化 / 制御工学 / 計算機システム

Research Abstract

金属-セラミックス-高分子間の同材および異材間の新接合技術の効率的な開発のために有用なマルチ接合界面設計システムの開発を目的として、複雑現象を高速で解析可能な大次元問題高速解析法を開発し、本解析法を用いて、従来の構造解析ソフトでは困難あるいは不可能であった、発砲アルミニウムの力学特性や鋳造部品の熱変形の解析に成功するとともに、電磁シーム圧接法による鉄-アルミニウム合金接合体の接合性可否の主要因子を明らかにした

Research Products

• [Journal Article] Development of a New Computational Method for Solving Inhomogeneous and Ultra Large Scale Model (2008)
  • Author(s): H. Serizawa, A. Kawahara, S. Itoh and H. Murakawa
  • Journal Title: Corrosion, Wear, Fatigue and Relaiability of Ceramics, Ceramic Engineering and Science Proceedings Vol.29, Issue 3 Pages: 173-179
  • Peer Reviewed
• [Journal Article] Arrest Analysis of Propagating Brittle Crack in Welded Structure (2008)
  • Author(s): H. Murakawa and H. Serizawa
  • Journal Title: Proceedings of International Symposium on Structures under Earthquake, Impact, and Blast Loading 2008 Pages: 67-71
• [Journal Article] Hierarchical Multi-Grid Method for Ultra Large Scale Problem Based on Variational Theorem (2008)
  • Author(s): S. Itoh, K. Taguchi, Y. Umemoto, H. Serizawa and H. Murakawa
  • Journal Title: Proceedings of the 15th International Conference on Computational & Experimental Engineering and Science (ICCES'08) Pages: 49-55
• [Journal Article] Hierarchical Multi-Grid Method for Ultra Large Scale Computation (2007)
  • Author(s): H. Murakawa, H. Serizawa and S. Itoh
  • Journal Title: Proceeding of 2007 International Forum on Welding Science and Engineering Pages: 155-159
• [Journal Article] Stress Analysis of Geometrically Complex and Ultra Large Scale Model by Fractal Multi-Grid Method (2007)
  • Author(s): H. Murakawa, H. Serizawa, M. Tejima, K. Taguchi and S. Itoh
  • Journal Title: Characterization and Control of Interfaces for High Quality Advanced Materials II, Ceramic Transactions Vol.198 Pages: 21-26
  • Peer Reviewed
• [Journal Article] Fractal Multi-Grid Method for Ultra Large Problems Based on Hybrid Variational Principle (2007)
  • Author(s): H. Murakawa, K. Taguchi, M. Shibahara and H. Serizawa
  • Journal Title: Proceedings of the 2007 International Conference on Computational & Experimenta Engineering and Science Pages: 1902-1907
• [Journal Article] Fractal Multi-Grid Method for Ultra Large Scale Mechanical and Thermal Simulations (2006)
  • Author(s): H. Murakawa, H. Serizawa, M. Tejima and K. Taguchi
  • Journal Title: Transactions of JWRI Vol.35, No.1 Pages: 71-75
• [Presentation] 電磁圧接法における力学的接合メカニズムに関する解析的検討 (2009)
  • Author(s): 芹澤久
  • Organizer: 日本金属学会144回大会
  • Place of Presentation: 東京工業大学(東京)
  • Year and Date: 2009-03-29
• [Presentation] Numerical Simulation of Interface Formation in Magnetic Pressure Seam Welding (2008)
  • Author(s): H. Serizawa
  • Organizer: The IUMRS International Conference in Asia 2008
  • Place of Presentation: Nagoya, Japan
  • Year and Date: 2008-12-10
• [Presentation] 電磁圧接法における力学的接合メカニズムに関する基礎的検討 (2008)
  • Author(s): 芹澤久
  • Organizer: 日本金属学会143回大会
  • Place of Presentation: 熊本大学(熊本)
  • Year and Date: 2008-09-24