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近断层水平速度峰值衰减关系的比较与分析

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摘要 近断层地震动呈现出了较以往地震动更为复杂的破坏特性,国内外较多学者开展了近断层地震动特征参数衰减关系的研究。由于采用地震记录不同,考虑的影响因素也存在差异,不同学者得到的衰减关系也有区别。在应用时,采用哪种衰减关系更为合理也就成为一个有待解决的问题。本文选择了近些年出现的具有一定代表性的水平速度峰值衰减关系,比较了各衰减关系计算值与实际记录值的差异,选出了与实际地震记录及其它衰减关系计算结果相差较小的衰减关系,为后续的应用提供了参考,同时,也指出了其存在的问题。
出处 《科技信息》 2009年第10期87-87,89,共2页 Science & Technology Information
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