本文中采用时域显式有限元方法,将库底淤积砂层模拟为重流体,以小湾拱坝为例,分析可压缩库水条件下库底饱和淤积砂层对高拱坝地震反应的影响,计算结果表明,从总体上来说饱和淤砂层的存在对高拱坝地震反应影响较小,但是仍有一些局部反应的变化值得注意。
high arch the heavy ignorable. noticed. fluid. The computation results show that, as a whole, the However, the presence of the sediment layer maybe causes effects of the saturated sediment layer are some local changes which are worthy to be noticed.