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河溪水电站位于湖南省吉首市境内,是一座以发电为主,兼有防洪、灌溉、养殖等综合效益的工程。水库控制流域面积988平方公里,总库容5300万立方米,大坝为砌石重力拱坝,最大坝高40米。溢流坝7孔,各设一扇6.3米×10米弧形闸门,设计下泄流量2318立方米/秒,单宽流量33.1立方米/秒。溢流坝下游为T形墩底流消力池,池长20米,尾坎宽62.4米,设11个T形墩。消力池建于较
Located in the territory of Jishou City, Hunan Province, Hexi Hydropower Station is a project that focuses on power generation and combines the comprehensive benefits of flood control, irrigation and aquaculture. Reservoir control basin area of 988 square kilometers, with a total storage capacity of 53000000 cubic meters, the dam is masonry gravity arch dam, the maximum dam height 40 meters. Spillway 7 holes, each with a 6.3 m × 10 m arc gate, designed discharge rate of 2318 cubic meters / second, a single wide-flow 33.1 cubic meters / second. Spillway downstream of the T-shaped pier bottom flow Stirring pool, pool length of 20 meters, 62.4 meters wide tail ridge, located 11 T-shaped pier. Consumption of the pool built in more