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根据一系列FE-BE计算和FE计算结果,定量评价坝-基础-蓄水系统的动态相互作用效果。以此为基础,通过实际的大坝地震响应计算,对其准确性进行验证。结果表明,引入动态相互作用效果的简单FE计算和严密的FE-BE计算,与地震观测记录非常一致。可以确认用常规FE法可在较短时间内进行坝-基础-蓄水系统的地震响应计算。
Based on a series of FE-BE calculations and FE calculations, the dynamic interaction of dam-foundation-storage system is quantitatively evaluated. Based on this, the accuracy of the dam response is verified by the actual dam seismic response calculation. The results show that simple FE calculations and tight FE-BE calculations that incorporate the effects of dynamic interactions are consistent with the seismographic observations. It can be confirmed that the conventional FE method can be used to calculate the seismic response of dam-foundation-storage system in a relatively short period of time.