沙河抽水蓄能电站枢纽布置

General layout of Shahe Pumped-storage Power Plant

江苏沙河抽水蓄能电站上水库主、副坝为混凝土面板堆石坝。厂房采用竖井半地下式布置,开敞式变电站。输水系统引水采用一洞两机联合供水方式,为混凝土衬砌隧洞,靠厂房段采用钢衬。下水库为已建沙河水库,输水系统与下水库间采用尾水渠连接。目前,整个枢纽工程各建筑物运用正常。

In Jiangsu Shahe Pumped-storage Power Plant, both main dam and auxiliary dam of upper reservoir are rockfill dam with concrete slab. The powerhouse is designed to be of shaft and semi-underground type and the substation of open type. A combined mode of water supply, i.e. one tunnel for two units, is applied in the conveyance system, of which the tunnel is lined with concrete and steel for the section close to powerhouse. Its lower reservoir is Shahe Reservoir that was built years ago, with which the conveyance system cnnects by tailwater channel. The structures within the entire complex have been well operated since put into commission.