t浅谈小型水电站压力前池布置形式的特点

The Features of Layout of the Small Hydropower Pressure Forebay

结合甘肃省肃北县党上四级水电站压力前池布置形式的比选，简要介绍小型水电站压力前池几种布置形式的优缺点。针对此水电站的特点，选用了正面溢流、排冰、排砂，侧面引水发电布置并采用了虹吸进水方式，经过三年多的运行实践，证明运行工况良好。

Base on the layout comparison and selection of the fourth hydropower stations pressure forebay in Subei County,Gansu Province, the several layout＇s advantages and disadvantages of the small hydroelectric forebay is brief described. The hydropower station selected overflow, ice removal and sediment release in the front, and diversion water for power generation by siphon in the side. A good running condition is proved by operation and practice for three years.