吉沙水电站勘测设计及体会

Survey and Design of Jisha Hydropower Station and Its Experiences

吉沙水电站是一座以发电为主的水电工程项目。采用引水式开发,引水系统总长15.58 km,为长引水工程。电站额定水头485 m,最大水头540 m,采用单机容量为60 MW的冲击式机组,总装机容量120 MW。从电站的首部枢纽布置、引水系统线路选择、厂房布置、机组选型等几个方面介绍了电站的设计思路,对类似工程项目具有一定的参考意义。

Jisha Hydropower Station is a diversion type project, in which, the total length of diversion system is 15.58 km. The rated head is 485 m and the maximum head is 540 m. The station installs two Pelton units with a unit capacity of 60 MW. The project design ideas are introduced herein from the aspects of head structure layout, diversion system alignment selection, powerhouse layout and unit type selection. The design can be as references to similar projects.