In this thesis, the dynamic characteristics and the seismic response o f overflow section of gravity dam are studied by FEM. The distribution laws of seismic displacements and stresses in overflow section of gravity dam are analyzed.
论文采用有限元动力分析方法,分析了碾压混凝土重力坝溢流坝段的动力特性和地震动力响应,研究了碾压混凝土重力坝溢流坝段的频谱分布规律、地震动位移和地震动应力的分布规律。
参考来源 - 碾压混凝土重力坝静力及动力特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
利用大型三向六自由度地震模拟振动台，对我国三峡工程溢流坝段进行了动力模型试验。
Dynamic model test of overflow dam section of Three Gorges Project was carried out on a large-scale vibration actuating system.
在计算中，溢流坝段闸墩其它部位结构相连接处采用非协调网格，并且应用局部非协调网格协调位移解法进行计算。
In the calculating, the local incompatible mesh was adopted at the joint of the pier and other structure, then apply compatible displacement method of local incompatible mesh to calculate.
居甫渡水电站大坝溢流坝段4个中墩为宽尾墩，配备4套液压滑升模板，4个宽尾墩混凝土浇筑同步施工，满足了施工进度计划和安全度汛节点工期的要求。
The concreting work of the 4 flaring piers was done simultaneously, which satisfied the requirements of both construction schedule and safely tiding over the flood period.
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