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2012 Fiscal Year Final Research Report

Three-dimensional fracture mechanics software platform enabling collaborative software development for building safe society

Research Project

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Project/Area Number 22560149
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Design engineering/Machine functional elements/Tribology
Research InstitutionTokyo University of Science

Principal Investigator

OKADA Hiroshi  東京理科大学, 理工学部, 教授 (50281738)

Project Period (FY) 2010 – 2012
KeywordsCAE・CAD / 大規模有限要素法解析 / 安全・安心設計 / 破壊力学
Research Abstract

This research has been performed under the purpose of developing a three-dimensional fracture mechanics analysis software platform that enables us to carry out a collaborative software development.Under a standardized data format, we successfully developed a fully automatic crack propagation analysis software, a J-integral program for nonlinear fracture mechanics analysis and a data handling technique to deal with large scale fracture mechanics analysis. It has been proven that researchers and engineers can develop three-dimensional fracture mechanics software under a collaborative manner.

  • Research Products

    (15 results)

All 2013 2012 2011

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (11 results)

  • [Journal Article] Fully automatic SCC and fatigue crack propagation analyses on deep semi-elliptical flaws2013

    • Author(s)
      Kota Sugawara, Hirohito Koya, Hiroshi Okada, Yinsheng Li, Kazuya Osakabe, Hiroshi Kawai
    • Journal Title

      Proceedings of the ASME 2013 Vessels and Piping Division Conference

      Pages: 2013-97678.

    • Peer Reviewed
  • [Journal Article] Fully automated mixed mode crack propagation analyses based on tetrahedral finite element and VCCM (virtual crack closure-integral method)2013

    • Author(s)
      Hiroshi Okada, Hiroshi Kawai, Takashi Tokuda and Yasuyoshi Fukui
    • Journal Title

      International Journal of Fatigue

      Volume: Vol. 50 Pages: 33-39

    • Peer Reviewed
  • [Journal Article] Development of Automated Crack Propagation Analysis System (Multiple Cracks and their Coalescence)2012

    • Author(s)
      Shuhei Kaneko, Hiroshi Okada, Hiroshi Kawai
    • Journal Title

      JCST Journal of Computational Science and Technology

      Volume: Vol. 6No. 3 Pages: 97-112

    • Peer Reviewed
  • [Journal Article] Yinsheng Li Computations of stress intensity factors for deep cracks in plates by using the tetrahedral finite element2012

    • Author(s)
      97-112
    • Journal Title

      Proceedings of the ASME 2012 Pressure Vessels and Piping Division Conference

      Pages: 2012-78580

    • Peer Reviewed
  • [Presentation] Development of crack propagation analysis software system using the tetrahedral finite element and remeshings2012

    • Author(s)
      H. Okada
    • Organizer
      4th International Conference on Computational Methods (ICCM2012)
    • Place of Presentation
      ゴールドコースト,オーストラリア
    • Year and Date
      2012-11-27
  • [Presentation] Analysis of Multiple Crack Propagation and their Coalescence using the Automatic Meshing Technique for Quadratic Tetrahedral Finite Element2012

    • Author(s)
      S. Kaneko, H. Okada, H. Kawai
    • Organizer
      4th International Conference on Computational Methods (ICCM2012)
    • Place of Presentation
      ゴールドコースト,オーストラリア
    • Year and Date
      2012-11-26
  • [Presentation] J and Interaction Integral Evaluation using the Tetrahedral Finite Element2012

    • Author(s)
      H. Okada, S. Ohata, R. Daimon
    • Organizer
      JSME-CMD ICMS2012 in Kobe International Computational Mechanics Symposium 2012
    • Place of Presentation
      神戸
    • Year and Date
      2012-10-11
  • [Presentation] 大変形問題における J 積分計算に関する研究(自動メッシュ生成された四面体二次要素による計算2012

    • Author(s)
      越間 哲也,岡田 裕
    • Organizer
      日本機械学会第25回計算力学講演会(CMD2012)
    • Place of Presentation
      神戸
    • Year and Date
      2012-10-08
  • [Presentation] INTERACTION INTEGRAL METHOD FOR THE QUADRATIC TETRAHEDRAL2012

    • Author(s)
      R. Daimon, H. Okada
    • Organizer
      FINITE ELEMENT WITH CORRECTION TERMS, 10th World Congress on Computational Mechanics
    • Place of Presentation
      サンパウロ,ブラジル
    • Year and Date
      2012-07-12
  • [Presentation] ON THE DEVELOPMENT OF CRACK PROPAGATION ANALYSIS SYSTEM FOR COMPLEX SHAPED STRUCTURE WITH ARBITRARY SHAPED AND PLURAL CRACKS2012

    • Author(s)
      H. Okada, H. Kawai, Y. Tanaka, S. Kaneko, K. Ogawa
    • Organizer
      10th World Congress on Computational Mechanics
    • Place of Presentation
      サンパウロ,ブラジル
    • Year and Date
      2012-07-12
  • [Presentation] 補正項を用いた四面体二次要素用相互積分法を用いた混合モードき裂解析2012

    • Author(s)
      大門龍太郎,岡田裕
    • Organizer
      第17回 計算工学講演会論文集
    • Place of Presentation
      京都
    • Year and Date
      2012-05-30
  • [Presentation] 四面体二次要素を用いた領域積分法による三次元J積分に関する研究2012

    • Author(s)
      大畑将吾,岡田裕
    • Organizer
      第17回 計算工学講演会論文集(CD-ROM)
    • Place of Presentation
      京都
    • Year and Date
      2012-05-30
  • [Presentation] Crack propagation analyses of arbitrary shaped and plural cracks2012

    • Author(s)
      H. Okada, H. Kawai, Y. Tanaka, S. Kaneko, K. Ogawa
    • Organizer
      ICCES'12(International Conference on Computational & Experimental Engineering and Sciences
    • Place of Presentation
      クレタ,ギリシャ
    • Year and Date
      2012-05-01
  • [Presentation] Crack Propagation Analysis System based on Virtual Crack Closure-Integral Method and Delaunay Tessellation Technique for Tetrahedral Finite Element2011

    • Author(s)
      H. Okada, H. Kawai, S. Kaneko, S. Ohata, K. Satoh, R. Daimon
    • Organizer
      ICMR2011 International Conference on Materials and Reliability 2011
    • Place of Presentation
      プサン,韓国
    • Year and Date
      2011-11-21
  • [Presentation] 大規模三次元非線形破壊力学解析用 J 積分計算手法(マップドメッシュの不要なテトラ要素用 J 積分)2011

    • Author(s)
      岡田 裕,佐藤 皓明,大畑 将吾
    • Organizer
      第24回 日本機械学会計算力学講演会
    • Place of Presentation
      岡山
    • Year and Date
      2011-10-09

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Published: 2014-08-29   Modified: 2014-09-16  

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