Question: The screw compressor shown is monitored using vibration sensors to prevent failure. The main failures of interest are those related to bearings and the screws

The screw compressor shown is monitored using vibration sensors to prevent failure. The main failures of
interest are those related to bearings and the screws themselves. A 6-lobe screw compressor operating at
3,600 RPM with 19 rolling elements in each will have the following frequencies:
a) What should be the minimum sampling frequency?
b) What should be the smallest sampling time?
The screw compressor shown is monitored using

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