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1工程简介杨溪水三级水电站位于广东省乳源县境内的杨溪水下游，是杨溪水三个梯级水电站在建的第一个电站，电站以发电为主，兼有灌溉、供水、防洪等综合利用的水利枢纽工程。枢纽的泄水建筑物为3孔溢流坝，采用开敞式溢流增，堰顶高程184m，进口宽3×12m，堰面γ＝0．068X1.85
1 Brief Introduction of Project Yangxi Water Three Hydropower Station is located in the downstream of Yangxi River in Ruyuan County of Guangdong Province. It is the first power station under construction of three cascade hydropower stations in Yangxi River. The power station is mainly power generation with both irrigation, water supply and flood control. Utilize the water control project. The spillway in the hub is a 3-hole spillway dam, with an open spillway added. The weir top elevation is 184m, the inlet width is 3x12m, and the weir surface γ = 0.068X1.85