BPFI Frequency
BPFI Frequency
(OP)
Hello everyone.
Does BPFI frequencies first occur at a frequency less than 1x running speed.
Does BPFI frequencies first occur at a frequency less than 1x running speed.
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RE: BPFI Frequency
if that makes no sense, well you need to explain what you are talking about.
Cheers
Greg Locock
Please see FAQ731-376: Eng-Tips.com Forum Policies for tips on how to make the best use of Eng-Tips.
RE: BPFI Frequency
So for a 8-ball bearing it would be somewhere just less than 5 times turning speed. (I'm assuming outer race is stationary and inner race rotating). There are formulas to calculate it exactly if you know ball diameter, race diameters, and contact angles. Or you can typically look it up in most vib programs if you know bearing part number and manfuacturer
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RE: BPFI Frequency
Cheers
Greg Locock
Please see FAQ731-376: Eng-Tips.com Forum Policies for tips on how to make the best use of Eng-Tips.
RE: BPFI Frequency