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喀斯特地区往往存在古暗河和现代暗河,而如何利用暗河帮助水电站泄洪,以减小水电站泄洪建筑物的规模及工程投资是值得人们认真研究的课题。文章以浩坤水电站泄洪建筑物利用现代暗河帮助泄洪的实例,说明利用暗河泄洪在技术上是可行的,经济上是合理的。
There are often ancient rivers and karst rivers in the karst area. How to use underground river to help flood discharge of hydropower stations to reduce the scale of flood discharge and construction investment of hydropower station is worth studying seriously. The article takes the case of spillway of Hongkun hydropower station to make use of modern underground river to help flood discharge. It shows that it is technically feasible and economically reasonable to use underground river to flood discharge.