Development of in-situ observation method for damage accumulation process under pure cyclic Mode II loading

KAKEN

About This Project

Japan Grant Number
JP22K03810 (JGN)
Funding Program
Grants-in-Aid for Scientific Research
Funding Organization
Japan Society for the Promotion of Science

Kakenhi Information

Project/Area Number
22K03810
Research Category
Grant-in-Aid for Scientific Research (C)
Allocation Type
  • Multi-year Fund
Review Section / Research Field
  • Basic Section 18010:Mechanics of materials and materials-related
Research Institution
  • Kyushu University
Project Period (FY)
2022-04-01 〜 2025-03-31
Project Status
Granted
Budget Amount*help
4,030,000 Yen (Direct Cost: 3,100,000 Yen Indirect Cost: 930,000 Yen)

Research Abstract

冷間圧延によって集合組織が形成されたBCCステンレス鋼を例にとって，以下の項目を検討し，損傷蓄積過程のその場観察手法を開発しする． （A）SEM 内純モードII両振り繰返し負荷試験によるき裂伝ぱ挙動観察 （B）DICを用いた繰返し負荷時のin-situひずみ変化挙動観察 （C）EBSD法を用いた結晶方位・塑性ひずみ発達挙動観察（除荷時） （D）上記に対する結晶塑性有限要素法（CP-FEM）を用いた数値解析による検証．

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