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development of all hexahedral mesh generator

Research Project

Project/Area Number 24760124
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Design engineering/Machine functional elements/Tribology
Research InstitutionYokohama National University (2014)
Chuo University (2012-2013)

Principal Investigator

KAWAHARADA Hiroshi  横浜国立大学, 工学(系)研究科(研究院), 研究教員 (40462676)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2013: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2012: ¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Keywordsボリュームメッシュ / 全自動生成 / 細分割 / 形状モデリング
Outline of Final Research Achievements

Finite element method for all hexahedral meshes is more precisely than that for tetrahedral meshes. Thus, we generated all hexahedral meshes whose boundary surfaces represent target shapes precisely. First we made initial all hexahedral meshes whose topologies are equal to those of target shapes. Next we fit the boundary surfaces of the meshes to target surfaces. We could represent sharp features of target surfaces at the time. Finally we decide the positions of inner vertices by solving Poisson equation using vector field from Radial Basis Functions.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (16 results)

All 2015 2014 2013 2012

All Journal Article (2 results) (of which Peer Reviewed: 2 results,  Acknowledgement Compliant: 2 results) Presentation (12 results) (of which Invited: 1 results) Book (1 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] Quadrilateral Mesh Fitting that Preserves Sharp Features based on Multi-Normals for Laplacian Energy2014

    • Author(s)
      Y. Imai, H. Hiraoka, H. Kawaharada
    • Journal Title

      Journal of Computational Design and Engineering

      Volume: 1 Pages: 88-95

    • Related Report
      2014 Annual Research Report 2013 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Quadrilateral Meshing for Hexahedral Mesh Generation Based on Facet Normal Matching2014

    • Author(s)
      H. Kawaharada, Y. Imai, H. Hiraoka
    • Journal Title

      International Journal of Automation Technology

      Volume: 8 Pages: 356-364

    • NAID

      130007673958

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 六面体メッシュ生成時の目的形状姿勢と表面の数値評価2015

    • Author(s)
      今井祐介,吉田雄飛,平岡弘之,川原田寛
    • Organizer
      精密工学会2015年度春季大会
    • Place of Presentation
      東洋大学
    • Year and Date
      2015-03-17 – 2015-03-19
    • Related Report
      2014 Annual Research Report
  • [Presentation] Positioning of vertices of Voxel-Based All-hexahedral Meshes Using Radial Basis Functions2014

    • Author(s)
      Y. Yoshida, Y. Imai, S. Kim, H. Kawaharada
    • Organizer
      ACDDE2014
    • Place of Presentation
      Jinan, China
    • Year and Date
      2014-10-31 – 2014-11-02
    • Related Report
      2014 Annual Research Report
  • [Presentation] 六面体メッシュ生成のための曲面マッチングアルゴリズムの改良2014

    • Author(s)
      吉田雄飛,今井祐介,川原田寛
    • Organizer
      精密工学会2014年度秋季大会
    • Place of Presentation
      鳥取大学
    • Year and Date
      2014-09-16 – 2014-09-18
    • Related Report
      2014 Annual Research Report
  • [Presentation] Hexahedral Mesh Generation Using Adaptive Sampling based on Sharp Features2014

    • Author(s)
      Y. Imai, H. Hiraoka, H. Kawaharada
    • Organizer
      ICGG2014
    • Place of Presentation
      Innsbruck, Austria
    • Year and Date
      2014-08-04 – 2014-08-08
    • Related Report
      2014 Annual Research Report
  • [Presentation] Replicating Sharp Features of a Quadrilateral Mesh using the Corresponding Normal Vector2014

    • Author(s)
      Y. Imai, S. Moriya, H. Hiraoka, H. Kawaharada
    • Organizer
      ICPE2014
    • Place of Presentation
      Kanazawa, Ishikawa, Japan
    • Year and Date
      2014-07-22 – 2014-07-25
    • Related Report
      2014 Annual Research Report
  • [Presentation] 曲面マッチングに基づく境界適合型六面体メッシュ生成2014

    • Author(s)
      今井祐介, 平岡弘之, 川原田寛
    • Organizer
      精密工学会第21回学生会員卒業研究発表講演会
    • Place of Presentation
      東京大学本郷キャンパス
    • Related Report
      2013 Research-status Report
  • [Presentation] 精密な角を保存するフィッティングにおける最適なパラメータ推定2013

    • Author(s)
      今井祐介, 平岡弘之, 川原田寛
    • Organizer
      日本機械学会第23回設計工学・システム部門講演会
    • Place of Presentation
      沖縄県読谷村
    • Related Report
      2013 Research-status Report
  • [Presentation] セルの形状変形による六面体ボリュームメッシュのヤコビアンの改善2013

    • Author(s)
      守屋翔悟, 平岡弘之,今井祐介, 川原田寛
    • Organizer
      2013年度精密工学会秋季大会学術講演会
    • Place of Presentation
      関西大学千里山キャンパス
    • Related Report
      2013 Research-status Report
  • [Presentation] 辺に付随する法線ベクトルを考慮したLaplacian energy最小化による精密な角の再構築2013

    • Author(s)
      今井祐介, 守屋翔悟, 平岡弘之, 川原田寛
    • Organizer
      日本応用数理学会2013年度年会
    • Place of Presentation
      福岡市,アクロス福岡
    • Related Report
      2013 Research-status Report
  • [Presentation] 境界適合型完全六面体メッシュの自動生成2013

    • Author(s)
      川原田 寛
    • Organizer
      NPO法人 VCADシステム研究会 第33回定例研究会
    • Place of Presentation
      理化学研究所 計算科学研究機構
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] ボリュームメッシュ生成における精密な角の再現のための複数法線ベクトルを考慮したフィッティング2013

    • Author(s)
      河原匠,川原田寛,守屋翔悟,平岡弘之
    • Organizer
      2013年度精密機械工学会春季大会卒業研究発表講演会
    • Place of Presentation
      東京工業大学 大岡山キャンパス
    • Related Report
      2012 Research-status Report
  • [Presentation] Replication fo Sharp Features of Hexahedral Meshes Using Modified Laplacian Energy Minimization2012

    • Author(s)
      Shogo Moriya, Hiroyuki Hiraoka, Hiroshi Kawaharada
    • Organizer
      Asian Conference on Design and Digital Engineering 2012
    • Place of Presentation
      Niseko, Hokkaido, Japan
    • Related Report
      2012 Research-status Report
  • [Book] CreoによるCAD/CAE/CAM入門-生産統合演習5日間-2014

    • Author(s)
      [1]川原田寛,平岡弘之,井原透,辻知章,大川宏史,加藤慧,鎌田涼也,守屋翔悟,田村亮佑,南条佳祐,新津哲,松田貴仁
    • Total Pages
      247
    • Publisher
      中央大学出版部
    • Related Report
      2014 Annual Research Report
  • [Patent(Industrial Property Rights)] 格子生成装置、及び格子生成プログラム2012

    • Inventor(s)
      守屋翔悟,川原田寛
    • Industrial Property Rights Holder
      学校法人 中央大学
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2012-264459
    • Filing Date
      2012-11-30
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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