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新型钢筋混凝土摩擦阻尼器的研究

DOI: 10.13197/j.eeev.2015.03.67.shangsp.008, PP. 67-72

Keywords: 摩擦阻尼器,隔震墩,振动台试验,复合隔震

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Abstract:

提出了一种新型钢筋混凝土摩擦阻尼器的构造和工作原理。在实验室建立了一个两层复合隔震的钢框架模型,该模型采用了新型钢筋混凝土摩擦阻尼器和隔震墩并联作为隔震层。通过对多种工况下的钢框架模型进行振动台激振试验,分析对比试验数据,研究该新型钢筋混凝土摩擦阻尼器-隔震墩并联复合隔震层在不同预紧力和不同加速度幅值输入时的动力特性及减震效果。本试验结果表明,新型钢筋混凝土摩擦阻尼器具有优秀的耗能减震性能。新型钢筋混凝土摩擦阻尼器-隔震墩并联复合隔震技术是一种减震效果明显,廉价实用,极具前景的新型隔震技术。

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