郑水明,孔宇阳,雷静雅

• 1:中国地震局地震研究所地震预警湖北省重点实验室
• 2:武汉地震工程研究院有限公司

摘要(Abstract)：

武广城际铁路列车通过坡子街村时,导致了该村A、B、C三栋房屋明显振动。为了分析房屋振动原因,进行了现场振动测试,从而获得了列车通过时三栋房屋的振动时程。依据测试数据,分别从时域和频域两方面进行处理分析,分析表明:高速列车运行产生的振动引起B、C两栋房屋x轴方向发生共振现象。由于共振效应,B、C两栋房屋x轴方向振动速度峰值反而大于距铁路更近的A栋房屋。结果还发现:列车运行速度加快会明显增加房屋共振的幅度,但列车长度对房屋共振的幅度及振动持时影响均不明显。

关键词(KeyWords)： 高速铁路;结构振动;现场测试;共振;峰值速度

Abstract:

Keywords:

基金项目(Foundation): 中国地震局社会公益研究项目(1521401800062)

作者(Author): 郑水明,孔宇阳,雷静雅

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