Experimental Study of Pressure Pulsation in a Mixed-Flow Pump with Different Tip Clearances Based on Wavelet Analysis

<div>Wavelet coherence spectrum of pressure pulsation of adjacent pressure sensors with different tip clearances. (a) Impeller inlet. (b) Impeller middle. (c) Impeller outlet.</div>

Shock and Vibration

fig10

Figure 10

Figure 10: Experimental Study of Pressure Pulsation in a Mixed-Flow Pump with Different Tip Clearances Based on Wavelet Analysis 