The paper focuses on the key and difficult technical problem of crest overflow of concrete face rockfill dam, analyses and researches spillway on dynamical and static stability.
本文针对溢流混凝土面板堆石坝坝顶溢流的关键技术难题，分析研究了溢洪道的静力和动力稳定性。
The volume loss of speed control loop neither overflow nor throttling losses, high efficiency, but poor low-speed stability.
而容积调速回路既无溢流损失，也无节流损失，效率高，但低速稳定性差。
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