Further computation shows the rules of the effects of falling mass and falling height on the pressure peak.
计算结果与已有的实验结果符合良好,通过计算进一步给出了下落质量和下落高度对冲击压力峰值的影响。
If the changeover point of the above closing law is located in the S-shape effect zone, there is only one pressure peak.
若机组关闭规律不变而拐点位置已经进入反“S”区域,蜗壳进口压力将呈现为单峰形态。
When this quantity exceeds 2.2 theory indicates the existence of a sharp pressure peak which has not been observed experimentally.
当这个量超过2.2时,理论表明存在陡急的压力尖峰,而这压力尖峰尚未在实验中观察到。
Secondly, if the two-segment closing law, the guide vanes close slowly first and then faster, only one pressure peak will be left.
当机组采用先慢后快的两段折线式导叶关闭规律时,蜗壳进口压力只有单峰。
Secondly, if the two-segment closing law, the guide vanes close slowly first and then faster, only one pressure peak will be left.
当机组采用先慢后快的两段折线式导叶关闭规律时,蜗壳进口压力只有单峰。
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