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2017 年度 実績報告書

鋼―複合材ハイブリッド軽量構造のホットスタンピングの計算機・物理シミュレーション

研究課題

研究課題/領域番号 17F17067
研究機関東京大学

研究代表者

柳本 潤  東京大学, 生産技術研究所, 教授 (90220194)

研究分担者 TAYLOR THOMAS  東京大学, 生産技術研究所, 外国人特別研究員
研究期間 (年度) 2017-10-13 – 2020-03-31
キーワード繊維強化樹脂 / 熱間成形 / 製造加工 / 高強度鋼板 / 合金設計 / 内部組織最適化 / ハイブリッドジョイニング / 工業的適用
研究実績の概要

Demonstrated feasibility of concept Carbon Fibre Reinforced Polymer (CFRP) part manufacturing process with small-scale laboratory experiments. Optimised concept CFRP part manufacturing process with respect to formability, fibre-orientation, springback, curing phenomena and mechanical properties of formed parts. Benchmarked concept CFRP part manufacturing process against traditional autoclave-based process. Drafted 3 journal papers with view of publishing when further research has been completed. Developed relationships with United Kingdom (UK) Government representatives based in Japan with view of up-scaling research to Japanese and UK industry. Strengthened collaboration with Swansea University (UK) to source experimental sheet steel for future research. Developed collaboration with Oxford University (UK) to investigate multi-scale numerical simulation in future research.

現在までの達成度 (区分)
現在までの達成度 (区分)

2: おおむね順調に進展している

理由

Yanagimoto Laboratory at the University of Tokyo has provided all research facilities required to undertake the proposed research plan. Research has progressed to plan, with the addition of new research concepts that have emerged during the course of proposed research. Collaborations with other researchers in Yanagimoto Laboratory have been established to broaden the original research plan, to provide effective supervision of junior researchers and to generate more valuable research. Collaboration with Swansea University (UK) is in progress which will provide aluminised boron steel unattainable in Japan.

今後の研究の推進方策

Up-scale concept Carbon Fibre Reinforced Polymer (CFRP) part manufacturing process with medium-scale laboratory experiments. Develop concept hybrid joining process between CFRP and High Strength Steel. Develop previously patented hot forming process for High Strength Steel in combination with concept hybrid joining process for optimised hybrid CFRP-steel parts. Numerical simulation of the hot forming process of High Strength Steel in collaboration with Oxford University (UK). Up-scaling of research to industry. Publication of up to 8 journal papers.

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公開日: 2018-12-17  

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