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Establishment of in-situ observation method by infrared measurement to clarify mechanism of internal fatigue damage in multi-material joints

Research Project

Project/Area Number 25K17511
Research Category

Grant-in-Aid for Early-Career Scientists

Allocation TypeMulti-year Fund
Review Section Basic Section 18010:Mechanics of materials and materials-related
Research InstitutionHiroshima University

Principal Investigator

小川 裕樹  広島大学, 先進理工系科学研究科(工), 助教 (50880788)

Project Period (FY) 2025-04-01 – 2028-03-31
Project Status Granted (Fiscal Year 2025)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2027: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2026: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2025: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords疲労 / 赤外線計測 / マルチマテリアル
Outline of Research at the Start

本研究は輸送機器産業が着目するマルチマテリアル構造を形成する上で必要となる異材接合部の強度信頼性の向上を目指す.そこで,接合部の損傷発生に起因するミクロな変形を捉える散逸エネルギと損傷の進展過程にて得られる接合部の熱応答の両者を一括して捉える赤外線その場観察法を構築することによって,異材接合部の損傷挙動解明に基づく高耐損傷性継手設計の提案による接合継手の信頼性確保の寄与に貢献する.

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Published: 2025-04-17   Modified: 2025-06-20  

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