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作 者:上官宗光 金凯 许闯 SHANGGUAN Zongguang;JIN Kai;XU Chuang(Xinyang Hydrological and Water Resources Survey Bureau of Henan Province,Xinyang 464099,China;Henan Province Water Conservancy and Hydropower Engineering Construction Quality Monitoring Station;North China University of Water Resources and Electric Power,Zhengzhou 450011,China)
机构地区:[1]河南省信阳水文水资源勘测局,河南信阳464099 [2]河南省水利水电工程建设质量监测站 [3]华北水利水电大学,郑州450011
出 处:《中国资源综合利用》2023年第5期35-37,共3页China Resources Comprehensive Utilization
摘 要:近年来,水库大坝安全评价越来越受重视。以土石坝为例,本文以有限元理论和渗流理论为基础,考虑复合土工膜的破损与否,利用AutoBank软件对水库大坝进行渗流稳定计算,确定大坝在各工况下的最大渗透比降、逸出点位置以及边坡安全系数,然后以此为依据,评价大坝安全等级,提出大坝除险加固建议。In recent years,the safety evaluation of reservoir dams has received increasing attention.Taking earth-rock dams as an example,based on finite element theory and seepage theory,this paper considers whether the composite geomembrane is damaged or not,and uses AutoBank software to calculate the seepage stability of the reservoir dam,determining the maximum permeability gradient,location of the escape point,and slope safety factor of the dam under various working conditions,and evaluates the safety level of the dam based on this,and proposes suggestions for dam reinforcement.
关 键 词:AutoBank软件 土石坝 安全评价 渗流稳定
分 类 号:TV223[水利工程—水工结构工程]
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