Elastic-Plastic Solid Analysis with Finite DeformationUsing Particle Method

• Project/Area Number: 19560060
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Engineering fundamentals
• Research Institution: The University of Tokyo
• Principal Investigator: KOSHIZUKA Seiichi The University of Tokyo, 大学院・工学系研究科, 教授 (80186668)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000); Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000); Fiscal Year 2007: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
• Keywords: 計算力学 / 粒子法 / 弾塑性 / MPS / 有限変形 / 非圧縮性 / 破壊

Research Abstract

粒子法(MPS 法, Moving Particle Semi-implicit Method)に基づく弾性解析手法および塑性解析手法を確立した。これまで問題となっていた数値的な振動を抑えるための安定化力を導入し、局所的な数値振動が実際に抑制されることを示した。核燃料の貯蔵用キャスクの地震による振動解析をおこない、弾性解析手法の有用性を示した。さらに、輸送用のキャスクの落下解析をおこない、塑性解析手法の有用性を示した。

Research Products

• [Journal Article] AHamiltonian Particle Method for Non-linearElastodynamics (2008)
  • Author(s): Y. Suzuki and S. Koshizuka
  • Journal Title: Int. J. Num. Methds.Engrg 74 Pages: 1344-1373
• [Journal Article] MPS 法によるコンクリートキャスクの地震応答解析 (2008)
  • Author(s): 稲垣健太, 酒井幹夫, 越塚誠一
  • Journal Title: Trans. Japan Society forComputational Engineering and Science, Paper No No.20080026
  • NAID: 130008056285
• [Journal Article] MPS 法を用いた弾塑性解析手法の開発 (2008)
  • Author(s): 稲垣健太, 酒井幹夫, 越塚誠一
  • Journal Title: Trans.Japan Society for ComputationalEngineering and Science No.20080031
  • NAID: 130008056262
• [Journal Article] A Hamiltonian Particle Method for Non-linear Elastodynamics (2008)
  • Author(s): Y. Suzuki and S. Koshizuka
  • Journal Title: Int. J. Num. Methds. Engrg. 74 Pages: 1344-1373
  • Peer Reviewed
• [Journal Article] MPS法によるコンクリートキャスクの地震応答解析 (2008)
  • Author(s): 稲垣健太,酒井幹夫,越塚誠一
  • Journal Title: Trans. Japan Society for Computational Engineering and Science 1
  • NAID: 130008056285
  • Peer Reviewed
• [Journal Article] MPS法を用いた弾塑性解析手法の開発 (2008)
  • Author(s): 稲垣健太,酒井幹夫,越塚誠一
  • Journal Title: Trans. Japan Society for Computational Engineering and Science 1
  • NAID: 130008056262
  • Peer Reviewed
• [Journal Article] 最小自乗近似による粒子法弾性解析手法の振動抑制 (2007)
  • Author(s): 近藤雅裕, 鈴木幸人, 越塚誠一
  • Journal Title: Trans. Japan Society forComputational Engineering and Science No.20070031
  • NAID: 130008056230
• [Journal Article] 最小自乗近似による粒子法弾性解析手法の振動抑制 (2007)
  • Author(s): 近藤雅裕, 鈴木幸人, 越塚誠一
  • Journal Title: Trans. of JSCES 1
  • NAID: 130008056230
  • Peer Reviewed
• [Presentation] MPS 法を用いたキャスクフィンの弾塑性解析 (2008)
  • Author(s): 稲垣健太, 酒井幹夫, 越塚誠一
  • Organizer: 第21回計算力学講演会講演論文集
  • Place of Presentation: 沖縄県西原町
• [Presentation] Hamiltonian に基づく粒子法弾性解析手法の精度と安定性 (2008)
  • Author(s): 近藤雅裕, 鈴木幸人, 越塚誠一
  • Organizer: 第21回計算力学講演会講演論文集
  • Place of Presentation: 沖縄県西原町
• [Presentation] 粒子法によるコンクリートキャスクの地震応答解析 (2008)
  • Author(s): 稲垣健太, 酒井幹夫, 越塚誠一
  • Organizer: 日本原子力学会2008年秋の大会
  • Place of Presentation: 高知
• [Presentation] Incompressible Gas-Liquid Two PhaseFlow Analysis Using a Particle Method forFuel Cells (2008)
  • Author(s): M. Kondo, S. Koshizuka and M. Takimoto
  • Organizer: Proc. 8th World Congress onComputational Mechanics (WCCM8)
  • Place of Presentation: Venice
• [Presentation] Application of a Particle Method for theAnalysis of Concrete Casks IncludingBackslashes (2008)
  • Author(s): K. Inagaki, M. Sakai and S. Koshizuka
  • Organizer: Proc. 16th Int. Conf. on Nuclear Engineering (ICONE16)
  • Place of Presentation: Orlando, May
• [Presentation] Application of a Particle Method for the Analysis of Concrete Casks Including Backslashes (2008)
  • Author(s): K. Inagaki, M. Sakai and S. Koshizuka
  • Place of Presentation: Orlando
• [Presentation] Incompressible Gas-Liquid Two Phase Flow Analysis Using a Particle Method for Fuel Cells (2008)
  • Author(s): M. Kondo, S. Koshizuka and M. Takimoto
  • Organizer: Proc. 8th World Congress on Computational Mechanics
  • Place of Presentation: Venice
• [Presentation] Development ofThree-Dimensional Elastic-Plastic Modelfor MPS Method (2007)
  • Author(s): 稲垣健太, 越塚誠一
  • Organizer: 日本機械学会2007 年年次大会講演論文集(1)
  • Place of Presentation: 大阪
• [Presentation] Conservative MPS Method in Elastic Analysis (2007)
  • Author(s): M. Kondo and S. Koshizuka
  • Organizer: Proc. Int. Conf. on Computational Methods(ICCM2007)
  • Place of Presentation: Hiroshima
• [Presentation] Conservative MPS Method in Elastic Analysis (2007)
  • Author(s): M. Kondo and S. Koshizuka
  • Organizer: Proc. Int. Conf. on Computational Methods (ICCM2007)
  • Place of Presentation: Hiroshima