三峡——葛洲坝梯级电站水能优化利用效益分析.pdfVIP

水力发电 第33卷第12期 2007年12月 文章编号：0559—9342(2007)012—0060—04 三 峡 一葛 洲 坝 梯 级 电 站 水 能 优 f-It 利 用 效 益 分 析 赵云发，张继顺，刘志武 (中国长江电力股份有限公司，湖北 宜昌443002) 关键词：梯级水电站；水能利用；发电效益；三峡一葛洲坝梯级电站 摘 要：三峡一葛洲坝梯级电站是我国的巨型水电站。控制水量接近长江总水量的一半，电站的水能优化利用对充 分利用长江流域水资源、提高电站发电效益至关重要。根据长江上游流域来水特性及梯级枢纽的运行特点．对梯级 电站在三峡工程围堰发电期的水能优化利用途径、取得的发电效益及初期运行期梯级电站水能优化利用的潜力进 行了系统分析。有利于提高电站的发电效益。 Analysis of Optimization of Water Energy Utilization in Three Gorges-Gazhouba Cascade Hydroelectric Projects Zhao Yunfa，Zhang Jishun，Liu Zhiwu (China Changjiang Electric Power Co．，Ltd．，Yichang Hubei 443002) Key Words：cascade hydroelectric projects；utilization of water energy；generation benefi~Three Gorges-Gazhouba Cascade Hydroelectric Projects Abstract：The Three Gorges——Gazhouba Cascade Hydroelectric Projects are large size hydropower projects in China con·- trolling half of the total volume of the Changjiang fiver water．The optimized utilization of the water energy of the projects is vital for full utilization of the Chan~iang river water and increase of power generation benefit．The paper has made systematic analysis of the ways for optimized utilization of the water energy during initial power generation at cofferdam period of the Three Gorges project，considering the features of inflow from the upstream and the performance features of operation of the cascade projects．It will help increase power generation benefi~of the power pmjects． 中图分类号：TM612(263) 文献标识码：A 1 坝址来水特性 2 水库特性 三峡一葛洲坝梯级水电站位于长江上游和中游分界处 ．