东风水电站溢洪道泄流分析

东风水电站溢洪道为明流滑雪式溢洪道.为避免产生负压和气蚀破坏采取了收缩式边墙,设置大挑坎掺气槽、贴角鼻坎等先进的消能、抗蚀、防冲措施.该文对此溢洪道的现场测试资料进行了全面分析,测试分析结果表明,通气孔及掺气槽的设置起到了保护渥奇段和反弧段的作用;贴角鼻坎解决了下游冲刷问题.

Analysis of Donfeng hydropower station's spillway condition

Dongfeng hydropower station is open ski spillway.Avoiding the negative pressure and the cavitation destruction by the contraction of frontier wall,makes the big ridge trough by aerify,paste-corner ridge as nose,this advanced measure can eliminate energy and erode-resistant or defend clash.This text analysis the spot of the spillway,the result of the analysis indicate that blow hole the groovy of mix-gas'setting protects ogee segment and contrary arc segment;paste-corner ridge as nose resolve the problem of ...