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新型间隙式黏滞阻尼器对钢筋混凝土框架结构的减震效果试验研究

DOI: 10.13197/j.eeev.2014.06.74.sufy.010, PP. 74-82

Keywords: 黏滞阻尼器,速度指数,阻尼器设计,振动台试验,消能减震

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Abstract:

本文通过钢筋混凝土框架结构附加黏滞阻尼器的振动台试验,考察了两种新型间隙式黏滞阻尼器对结构的减震效果.通过试验数据分析可以看出,安装了黏滞阻尼器的结构在峰值响应和整个时间历程上的响应都有比较明显的降低,说明了新型间隙式黏滞阻尼器作为减震耗能装置,能够帮助结构消耗大量的地震能量,具有良好的应用前景.此外,通过对梁柱节点的应变分析得知,斜撑式的阻尼器支撑会对与其直接相连的梁柱节点附加一定的额外负担,因此在减震设计中应给予充分的重视.

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