From the Experience of the Reconstruction of the Sayano-Shushenskaya Hydroelectric Power Plant

Power Technology and Engineering - The basic stages in the reconstruction of the Sayano-Shushenskaya Hydroelectric Power Plant following the major technogenic accident of 2009 are presented. The...     

石门坎水电站拱坝体形研究

在石门坎水电站拱坝设计中进行了单心圆、抛物线、椭圆3种不同拱形的比选。在这3种拱形中:单心圆体形参数最差,最大中心角不满足约束条件,工程量最大;结合工程特点选择抛物线拱形,较为合理。     

官地水电站大坝的抗震安全

在官地水电站挡水和溢流两个典型坝段抗震设计动力响应分析的基础上 ,论述了大坝在设计地震作用下的抗震强度安全和抗滑稳定性。同时 ,对我国新的《水工建筑物抗震设计规范》(DL5 0 73- 1 997)及其应用作了简要介绍。     

Supports for Repair Gates at the Lower Bureya Hydroelectric Power Plant

The monolithic concrete abutments as supports for the repair gate made by underwater concreting at a depth of up to 21 m in a permanent formwork fixed to t     

Assessment of the Stress-Strain States of the Host Mass and Lining of the Rogun Hydroelectric Power Plant Room

Power Technology and Engineering - In this study, the numerical modeling of the stress-strain state of the host rock mass around underground hydraulic structures located at great depths in a...     

黄河河口水电站截流水工模型试验

为了保证黄河河口水电站截流工程成功实施,进行了3个方案48个组次截流水工模型试验,获得了截流过程龙口的系列水流要素。模型试验表明:戗堤进占至龙口宽40 m以前,投抛的粒径为1~10 mm的石料未见流失;当龙口宽度减小到30 m以后,龙口流速及上下游水位差剧增,必须改用钢筋笼、混凝土四面体抛投以确保截流进占及龙口顺利合龙。