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ESPI에 의한 복합재 적층판의 섬유방향에 따른 진동모드해석
김경석(Kyung-Suk Kim),윤철성(Choul-Sung Youn),강기수(Ki-Soo Kang),양승필(Seung-Pil Yang) 대한기계학회 2002 대한기계학회 춘추학술대회 Vol.2002 No.5
This study discusses a non-contact optical technique, electronic speckle pattern interferometry, that is well suited for vibration analysis without the need of any contacting. Composite plates must be considered with vibration characteristics but most of piling sequence of composite plates for mechanical design consider tensile characteristics. Although a paper said that fiber direction effect vibration mode shape variation, this problem is not inspected exactly until now. So this paper searches the cause as compared with 3 types of uni-directional composite plates