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Cepstrum Analysis and Gearbox Fault Diagnosis

One of the earliest applications of the cepstrum was in speech analy sis, with the aim of detecting the harmonic structure of voiced sounds and measuring voice ...

https://www.bksv.com/doc/233-80.pdf

Application Notes - Gearbox Analysis using Cepstrum Analysis and ...

The auto-cor- relation is mainly dominated by the highest values of the spectrum. The logarithm used when computing the cepstrum causes it to take lower level.

https://www.bksv.com/doc/bo0440.pdf

Cepstrum Analysis and Gearbox Fault Diagnosis

4 shows a typical cepstrum obtained in this way from the sound power spectrum of an electric drill (primarily gear noise). F. Since the analyzer output voltage ...

https://www.bksv.com/doc/13-150.pdf

Application of a long Memory FFT Analyzer in Speech Analysis

When the instrument is used in vidual analyses can be varied from. Fig.1 shows the result of such a the 0 — 5kHz range the time.

https://www.bksv.com/doc/066-81.pdf

Technical Review: No. 2 1984 "Dual Channel FFT Analysis (Part II ...

Measurement of Effective Bandwidth of Filters. 1-1978 Digital Filters and FFT Technique in Real-time Analysis. 4-1977 General Accuracy of Sound Level Meter ...

https://www.bksv.com/doc/bv0014.pdf

FREQUENCY ANALYSIS - RB Randall, B. Tech., BA

Chapter 7 covers dual channel FFT analysis, while. Chapter 8 covers Cepstrum analysis. In the intervening years there have been considerable developments in ...

https://www.bksv.com/doc/bn1445.pdf

Harmonic Removal als Pre-Processing Schritt für Operational Modal ...

The acceleration response of a wind turbine gearbox, tested on a back-to-back test stand of. Winergy, is used as input data to a pre-processed operational modal ...

https://www.bksv.com/doc/bn1389.pdf

Waveform Analysis using Digital Frequency Analyzer Type 2031 or ...

The cepstrum liftering procedure was performed using a small desk- top calculator in conjunction with the FFT analyser, both communicat- ing over their common ...

https://www.bksv.com/doc/059-80.pdf

Product Data: PULSE Machine Diagnostics Toolbox Type 9727 and ...

The incorporated PULSE unit is a versatile data acquisition and pre-processing unit for noise and vibration analysis. It accepts signals via BNC/BNT connectors ...

https://www.bksv.com/doc/bp2197.pdf

Product Data: PULSE Access Type 7781-N6 (bp2491)

The Overall Level Analyzer performs a broadband analysis. When measuring sound, this analyzer is equivalent to a sound level meter and fulfils selected, ...

https://www.bksv.com/doc/bp2491.pdf

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