Rchr
J-GLOBAL ID：201401019608032933   Update date: May. 07, 2024

Hama Takayuki

Hama Takayuki
Affiliation and department：
Kyoto University

About Kyoto University


Research field  (1)： Machine materials and mechanics
Research theme for competitive and other funds  (11)：
  • 2020 - 2023 Improvement in predictive accuracy of crystal-plasticity analysis by utilizing oligocrystal metal and machine learning
  • 2018 - 2021 Investigation of secondary fracture mechanism at sheared edge of sheet metal through microstructure evaluation and FEM analysis
  • 2017 - 2020 Investigation of multiscale deformation behavior of metals using crystal-plasticity modeling and digital-image correlation measurements
  • 2017 - 2020 Crystal-plasticity modeling of time-dependent deformation behavior of metallic sheets and its application to press forming simulations
  • 2014 - 2017 Prediction of formability of electric resistance welded high-strength steel tubes on basis of accurate evaluation of work-hardening behavior
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Papers (158)：
  • Takashi Matsuno, Yuya Ueda, Tomoya Takahashi, Takayuki Hama, Tomohiko Hojo, Yuki Shibayama, Mohd Ridha bin Muhamad, Yoshitaka Okitsu, Masato Takamura. Delayed fracture stress thresholds degraded by the shear punching process in ultra-high-strength steel sheets: Analysis using an in-plane bending test with numerical assimilation. Journal of Manufacturing Processes. 2024. 119. 1005-1021
  • Miyazawa, N, Hama, T. Molecular dynamics simulation for determining dislocation strengthening coefficient in BCC iron. Materials Research Proceedings. 2024. 41. 983-988
  • Sato, S, Tsukamoto, M, Maeda, Y, Maeda, Y, Hama, T. Crystal plasticity-based forming limit analysis for two types of 5052 aluminum alloy sheets with different heat treatment conditions. Materials Research Proceedings. 2024. 41. 1009-1016
  • Matsuno, T, Kinoshita, N, Hokimoto, K, Hama, T, Honda, Y. Enhancement of fracture strain during abrupt orthogonal strain- path changes in ferrite/martensite dual phase steel. Materials Research Proceedings. 2024. 41. 1074-1079
  • Hayate Sakaguchi, Takuma Kishimoto, Takayuki Hama, Kenichi Tashima, Shinsuke Suzuki. Investigation of the Behavior of Surface Roughness Suppression Orientation on the Inner Surface of Metal Microtubes Using Crystal Plasticity Finite Element Method. Materials Science Forum. 2024. 1116. 3-7
ｍore...
MISC (132)：
  • 浜 孝之. アルミニウム合金板における塑性変形挙動の結晶塑性モデリング. ぷらすとす. 2024. 7. 75. 153-157
  • 浜 孝之. 「鉄鋼材料・製造プロセスにおけるデータサイエンス活用の新展開」特集号発刊に寄せて. 鉄と鋼. 2023. 109. 6. 463-463
  • 浜 孝之. 粗大結晶粒金属の不均一挙動 -実験と結晶塑性有限要素法解析-. ぷらすとす. 2023. 6. 65. 253-257
  • 浜孝之. 六方晶金属の結晶塑性モデリングとその板材成形解析への応用. ぷらすとす. 2023. 6. 61. 13-17
  • 浜孝之, 桑原利彦, 湯川伸樹, 早川邦夫. プロセッシング計算力学. ぷらすとす. 2022. 5. 56. 516-521
ｍore...
Books (2)：
  • 23の先端事例がつなぐ計算科学のフロンティアー計算で物事を理解する予測する
    2019
  • 加工プロセスシミュレーションシリーズ1 静的解法FEM-板成形 (分担執筆)
    コロナ社 2004
Lectures and oral presentations  (146)：
  • Cup drawing of hexagonal close-packed sheet metals: experiment and crystal plasticity finite-element simulation
    (International Deep Drawing Research Group (IDDRG) Conference 2024 2024)
  • 分子動力学法によるbcc鉄の転位強化係数の決定
    (第74回塑性加工連合講演会 2023)
  • フェライトーマルテンサイト複合組織鋼板の結晶塑性解析における代表体積要素が加工硬化特性に与える影響
    (第74回塑性加工連合講演会 2023)
  • 異なる加工硬化挙動を示す2種の5052アルミニウム合金板に関する結晶塑性成形限界解析
    (第74回塑性加工連合講演会 2023)
  • 結晶塑性有限要素法による金属マイクロチューブの空引きにおける内面の表面粗さ推移の模擬
    (第74回塑性加工連合講演会 2023)
ｍore...
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