１开发潜水发电机组的必要性在我国山区，小水电资源十分丰富，主要分布在贵州、四川、广西、云南、福建等主干河流上游。福建福安市坂中松潭水电站安装有两台５００ｋＷ水轮发电机组，但竣工半月后即遭山洪暴发而淹没，只好再另增一个筒形围堰，耗资近１００万元投资方能... The Necessity of Developing Submersible Generator Sets In the mountains of our country, small hydropower resources are very rich, mainly distributed in the upper reaches of main rivers such as Guizhou, Sichuan, Guangxi, Yunnan and Fujian. Fujian Fuan City Sakamoto Songtan hydropower station installed two 500kW hydroelectric generating set, but was completed half a month after the flash floods were flooded, had to add another cylindrical cofferdam, cost nearly 1000000 yuan investment can ...