Establishment of a novel method for strength estimation of heterogeneous materials by multiscale stochastic stress analysis

建立多尺度随机应力分析异质材料强度估算新方法

• 批准号: 16K05995
• 负责人: Sakata Sei-ichiro
• 金额: $ 3.08万
• 依托单位: Kindai University
• 依托单位国家: 日本
• 项目类别: Grant-in-Aid for Scientific Research (C)
• 财政年份: 2016
• 资助国家: 日本
• 起止时间: 2016-04-01 至 2021-03-31
• 项目状态: 已结题
• 来源: https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16K05995/
• 关键词: マルチスケール確率応力解析; 三次元造形材料; 複合材料; 不均質材料; 強度推定; 信頼性評価; 多孔質材料; 材料強度; 不確定性伝播; 信頼性設計; 確率均質化解析; 微視的ひずみ場計測; 材料強度試験; 微視的その場観察; マルチスケール確率解析; 強度評価

项目成果

On accuracy improvement of microscopic stress/stress sensitivity analysis with the mesh superposition method for heterogeneous materials considering geometrical variation of inclusions

• DOI: 10.1002/nme.6233
• 发表时间: 2019-10
• 期刊: International Journal for Numerical Methods in Engineering
• 影响因子: 2.9
• 作者: S. Sakata;Y. Chan;Y. Arai

Multiscale Stochastic Stress Analysis of Particle Reinforce Composites considering Random Location Variation of Particle with an Improved Mesh Superposition Method

考虑颗粒随机位置变化的颗粒增强复合材料多尺度随机应力分析采用改进的网格叠加法

• 发表时间: 2021
• 作者: Yuki Ikeuchi;Shun-ichiro Tsuetani;Ryoji Kitada;Akira Okada;Y. Arai and S. Sakata
• 通讯作者: Y. Arai and S. Sakata

複合材料の介在物位置変動を考慮した確率応力解析のための重合メッシュ法による感度解析

使用聚合网格法进行考虑复合材料中夹杂物位置波动的随机应力分析的灵敏度分析

• 发表时间: 2018
• 作者: Yusuke Shima;So Ito;Kazuhide Kamiya;Kimihisa Matsumoto;Y. Arai and S. Sakata;堤大輔，島由丞，伊東聡，神谷和秀，松本公久，川堰宣隆;小川貴大，坂田誠一郎;伊東聡;陳日飛，坂田誠一郎
• 通讯作者: 陳日飛，坂田誠一郎

A local sensitivity based multiscale stochastic stress analysis of a unidirectional fiber reinforced composite material considering random location variation of multi fibers

考虑多纤维随机位置变化的单向纤维增强复合材料的基于局部敏感性的多尺度随机应力分析

• DOI: 10.1115/1.4043400
• 发表时间: 2019
• 期刊: ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems part B: Mechanical Engineering
• 作者: S. Sakata;Y. Chan and Y. Arai;S. Sakata and T. Sakamoto
• 通讯作者: S. Sakata and T. Sakamoto

Stochastic Analysis of a Specimen Fabricated by the FDM Method Considering Non-Uniform Random Variation in Microstructure

考虑微观结构非均匀随机变化的 FDM 方法制造样品的随机分析

• 发表时间: 2019
• 作者: S. Sakata;Y. Chan and Y. Arai;S. Sakata and T. Sakamoto;S. Sakata and Y. Yamauchi;S. Sakata and Y. Yamauchi;S. Sakata and T. Sakamoto;S. Sakata and T. Watanabe;Y. Arai and S. Sakata;Yuga Iwata and Sei-ichiro Sakata
• 通讯作者: Yuga Iwata and Sei-ichiro Sakata