National Instruments Order Analysis Toolset - Manual (Page 5)

Contents
LabVIEW Order Analysis Toolset User Manual vi ni.com
Chapter 3
Gabor Transform-Based Order Tracking
Overview of Gabor Order Analysis............................................................................... 3-1
Extracting the Order Components ................................................................................. 3-3
Masking ......................................................................................................................... 3-5
Extracting Orders ............................................................................................ 3-6
Reconstructing the Signal ............................................................................... 3-7
Displaying Spectral Maps.............................................................................................. 3-8
Calculating Waveform Magnitude ................................................................................ 3-10
Chapter 4
Resampling-Based Order Analysis
LabVIEW Order Analysis Toolset Resampling Method............................................... 4-1
Determining the Time Instance for Resampling ........................................................... 4-2
Resampling Vibration Data ........................................................................................... 4-4
Slow Roll Compensation............................................................................................... 4-5
Chapter 5
Calculating Rotational Speed
Digital Differentiator Method........................................................................................ 5-1
Averaging Pulses ........................................................................................................... 5-3
Appendix A
Gabor Expansion and Gabor Transform
Appendix B
References
Appendix C
Technical Support and Professional Services
Glossary
Index