1工程概况黑泉水库位于青海省大通县境内湟水河支流北川河上游宝库河上,距西宁75km,水库总库容1．82亿m~3,是一座以灌溉、城市及工业用水为主兼顾防洪和发电的大Ⅱ型水利枢纽工程。水利枢纽由拦河坝、右岸溢洪道和导流放水洞、左岸灌溉发电洞及坝后电站等组成。水库大坝为混凝土面板砂砾石坝,最大坝高123．5m,电站装机容量12MW。导流洞位于河床右岸,进口 1 Project Overview Heiquan Reservoir is located in Datong County, Qinghai Province, the tributary of the Beichuan River upstream Treasure River, 75km away from Xining, the reservoir total storage capacity of 182 million m ~ 3, is an irrigation, urban and industrial water to give priority to both flood control And power generation Ⅱ large-scale water project. The water control project is composed of barrage, right bank spillway, diversion and drainage tunnel, left-bank irrigation and power generation tunnel and dam post-station. The dam of the reservoir is a concrete face plate gravel dam, with the maximum dam height of 123.5m and the power station installed capacity of 12MW. The diversion tunnel is located on the right bank of the riverbed and imported