Synchronous Vibration Parameters Identification of Variable Rotating Speed Blades Based on New Improved Two-Parameter Method without OPR Sensor

<div>Corrected change curve of the vibration displacement difference of the two resonance regions with the rotation speed frequency: (a) resonance region 1 and (b) resonance region 2.</div>

Shock and Vibration

fig11

Figure 11

Figure 11: Synchronous Vibration Parameters Identification of Variable Rotating Speed Blades Based on New Improved Two-Parameter Method without OPR Sensor 

Figure 11 | Synchronous Vibration Parameters Identification of Variable Rotating Speed Blades Based on New Improved Two-Parameter Method without OPR Sensor 