他可以通过泵出口直径90%的颗粒。
实验还表明,自激振荡脉冲喷嘴射流存在最优喷距,最优喷距的大小为喷嘴出口直径的7~14倍。
The optimum jet distance for jet pressure pulsation was about 7-14 times of nozzle exit diameter.
研究表明,当喷嘴的圆柱段长度是喷嘴出口直径的2 5 ~ 3 0倍时,粒子的速度能达到水射流速度的95%。
The study showed that when length of circular column part is 2.5 ~ 3.0 times outlet diameter, abrasive particle velocity near to 95% velocity of water-jet.
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