A type of quick-opening valve whose orifice is opened and closed by a disk that pivots on a shaft in the throat of the valve.
一种快开式阀门，其孔口的开启和关闭靠装在阀门颈部枢轴上的圆盘。
You can solve this problem by adding a modulating valve as a flow control, which can be a controlled by a thermocouple attached to the feed throat.
你可以加一个调节阀作为流体控制的手段来解决这个问题，你在喂料口上加一个热电偶就可以了。
The result shows that in big pressure ratio and valve open conditions, gas fluctuation in valve seat throat is small and flow is steady.
在大压比、大升程条件下，喉部各测点的脉动压力不大，流动稳定。
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