碾压混凝土坝的渗流特性和渗流控制  

The seepage characteristics and seepage control of RCC dam

作　　者：任旭华[1] 李浩钧 夏颂佑[1] 沈洪俊[1] 

机构地区：[1]河海大学,江苏南京210024 [2]中国水利水电工程咨询公司,北京100011

出　　处：《水力发电》2000年第3期22-25,共4页Water Power

摘　　要：在系统分析和总结已有碾压混凝土渗流特性研究成果的基础上 ,通过自制的适于进行碾压混凝土渗流试验的实验装置 ,对现场取样的碾压混凝土试块进行了碾压混凝土本体及层面的渗透试验 ,着重研究了碾压混凝土层面的渗流特性 ;对应力、水头对碾压混凝土渗透性的影响进行了探索研究 ,获得了碾压混凝土不同工况、不同层面处理方式的渗流特性。对碾压混凝土坝的渗流控制提出了一些有益的观点。Based on the systematic analysis and summary on the existing research results of RCC seepage characteristics, the seepage tests on the RCC samples and bedding surfaces taken on the spot have been conducted by using the self made RCC seepage test installations The seepage characteristics of RCC bedding surface have been studied with the emphasis The effect of the stress and water head on RCC permeability also has been studied and the seepage characteristics of RCC in different conditions and different bedding surfaces have been gained Some useful suggestions have been put forward for the seepage control of RCC dam

关 键 词：层面 渗流特性 渗流控制 碾压混凝土坝 

分 类 号：TV642.2[水利工程—水利水电工程]