Deducting the elastoplastic responses of one single degree of freedom system with bilinear model,this paper investigates the ductility demand and energy dissipation for viscous dampi.

• 通过对单自由度双线性模型的塑性响应分析,考察固定阻尼比和固定阻尼系数两种情况对延性需求的影响,以及粘滞阻尼和塑性变形的耗能差异。