SPM A2010 - Part 3 Measuring Routines and Evaluation, Spm

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Part 3
Measuring Routines and
Evaluation, SPM
Contents
Measuring Routines
General remarks on system planning............................................... 36
Create acceptable measuring conditions ........................................ 37
Experience before full scale monitoring .......................................... 38
Measuring intervals .......................................................................... 39
Machine units and measuring rounds .............................................. 40
Selection of measuring points .......................................................... 41
Measuring points, examples ............................................................ 42
Follow-up form for bearing monitoring ........................................... 44
Follow-up form, example ................................................................. 45
Evaluation
Evaluation, why and when ................................................................ 46
Verify the reading and locate the source......................................... 47
Typical shock pulse patterns from rolling bearings ......................... 48
Signal from a damaged bearing ....................................................... 49
Patterns from poorly lubricated bearings ........................................ 50
Irregular measuring results............................................................... 51
Confirming bearing damage ........................................................... 52
Unnormalized readings on gear boxes ............................................ 53
Evaluation flow chart ........................................................................ 54