Blade vibration mode shapes and frequencies


Blade mode shapes and frequencies for centrifugal compressor impellers (rpm 90000)




This is a small case study regarding the vibration mode shapes and frequencies of a centrifugal compressor blade.

For further information regarding this case see the following document:  BladeVibration.pdf


Mode shapes and frequencies


Mode 1, Cal. Frequency=5163.6 Hz



Mode 2, Cal. Frequency=10338 Hz

Mode 2, Cal. Frequency=16273 Hz