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점탄성 감쇠기의 간극 변화에 따른 동특성에 대한 실험적 연구
윤종민(Jong-min Yun),임상혁(Sang-hyuk Lim),박화용(Hwa-yong Park),김창열(Chang-yeol Kim),이재응(Jae-eung Lee) 한국소음진동공학회 2011 한국소음진동공학회 학술대회논문집 Vol.2011 No.4
Silicon oil in viscous fluid damper has a viscoelastic feature that show stiffness besides damping. These properties depend on frequency and are non-linear. A lot of research has been conducted in order to identify viscoelastic damper with mathematical model. Fractional Derivative Maxwell Model has been widely used, but this model did not explain the effect of damper size change on the damper performance. In this paper, the experimental study was conducted to validate dampers dynamic behaviors when total dampers size is changed while maintaining same aspect ratio and orifice size.