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本文首先介绍了作者所开发的铅粘弹性阻尼器的构造与性能,并根据铅弹性阻尼器的试验滞回曲线,采用双线性模型和双线性-RO模型来描述其力学性能,最后根据试验结果进行两种模型的对比分析。分析表明:双线性-RO模型比双线性模型更能真实地描述铅粘弹性阻尼器的滞回耗能特性。
In this paper, the structure and properties of lead viscoelastic dampers developed by the author are introduced firstly. According to the experimental hysteresis curves of lead elastic dampers, the bilinear model and bilinear-RO model are used to describe the mechanical properties of lead-viscous dampers. Finally, Test results of the two models of comparative analysis. The analysis shows that the bilinear-RO model can describe the hysteretic energy dissipation characteristics of lead viscoelastic dampers more faithfully than the bilinear model.