Table 4: Ind’s with various bearing fault types processed by different WSD methods.

Fault typesEnvelope signal 
Ind
MSTSR output 
Ind
WSSR output 
Ind
WSGSR output 
Ind
SVVR output 
Ind

Inner race248.6519.2276.9133.31369.6
Outer race359.41000386.2352.11120.9
Rolling element89.4205106.9186.9649.4