Research for layout of Yinpan hydropower station on the Wujiang river

For the functions of reregulation for Pengshui hydropower station,power generation,canalization and favourable development condition,Yinpan hydropower station is the important cascade project recommended in plan and design stage.According to topographic and geologic condition,and in the consideration of the development aims and fully playing to hydraulic structures,in the combination of construction diversion,through economic and technologic comparison,the suggested reasonable and economic layout scheme of the project is: the power station structure is on the left,the flood discharge structure is on the right and the shiplock is on the right bank,the construction diversion is conducted in 3 stages,the diversion open channel is on the right and is used as navigation channel;the dam is concrete gravity one with crest elevation of 227.5 m,the maximum dam height of 78.5 m and the total dam crest length of 600.1 m.