某混凝土重力坝强震损伤特性的振动台模型试验研究  

Shaking Table Test on the Damage Characteristics of a Concrete Gravity Dam under Strong Earthquake

作　　者：高建勇[1,2] 许亮华 胡晓[1,2] GAO Jianyong;XU Lianghua;HU Xiao(China Institute of Water Resources and Hydropower Research,Engineering Seismic Research Center,Beijing 100048,China;Engineering Research Center on Anti-Earthquake and Emergency Support Techniques of Hydraulic Projects,Ministry of Water Resources,Beijing 100048,China)

机构地区：[1]中国水利水电科学研究院工程抗震研究中心,北京市100048 [2]水利部水工程抗震与应急支持工程技术研究中心,北京市100048

出　　处：《水电与抽水蓄能》2021年第5期104-110,共7页Hydropower and Pumped Storage

基　　金：国家重点研发专项“300m级特高坝抗震安全评价与控制关键技术研究”(2017YFC0404906);中国水利水电科学研究院基本科研业务费专项项目(“五大人才”计划)“混凝土坝振动台模型试验技术研究”。

摘　　要：通过对国内某重力坝坝段进行振动台模型破坏试验,研究了大坝在遭遇不同强度地震时的损伤破坏与大坝特性参数之间的关系,探求了损伤判别和定位的方法,以期为大坝的健康诊断提供技术参考。In this paper,based on the shaking table test of a gravity dam in China,the relationships between the damage and characteristic parameters of dam under different intensity earthquake were studied,and the methods of damage identification and location were also explored,which could provide technical references for health diagnosis of dam.

关 键 词：损伤特性 振动台模型试验 健康诊断 重力坝坝段 

分 类 号：TV642.3[水利工程—水利水电工程]