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基于时程分析法的重力坝地震响应分析

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本文利用ANSYS有限元软件对某拟建混凝土重力坝进行有限元模型建立,进行静力分析、模态分析,并采用时程分析法对该混凝土重力坝进行地震响应分析.结果表明地震作用下的混凝土重力坝应力与位移分布与静力作用情况存在差异,但均符合规范要求,因此可见该工程在一定程度上符合抗震要求,对该重力坝抗震设计提供一定参考价值.
Seismic Response Analysis of Gravity Dam Based on Time History Analysis Method
In this paper,ANSYS finite element software is used to establish a finite element model of a proposed concrete gravity dam,and the static analysis,modal analysis,and seismic response analysis of the concrete gravity dam are analyzed by using the time history analysis method.The results show that there are differences in the stress and displacement distribution and static action of the concrete gravity dam under seismic action,but they all meet the requirements of the code,so it can be seen that the project meets the seismic requirements to a certain extent,and provides a certain reference value for the seismic design of the gravity dam.

gravity damseismic analysistime history analysisANSYS

杨鹏辉、杨旭

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黑龙江大学 研究生学院,黑龙江 哈尔滨

重力坝 地震分析 时程分析法 ANSYS

2024

科学技术创新
黑龙江省科普事业中心

科学技术创新

影响因子:0.842
ISSN:1673-1328
年,卷(期):2024.(21)