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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

Gearbox Analysis using Cepstrum Analysis and Comb Liftering

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/media/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

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

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. 80ms (i.e. 10 spectra per scan).

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

Frequency analysis (bn1445)

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

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

No. 2 1984 "Dual Channel FFT Analysis (Part II)" (BV0014)

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/media/doc/bv0014.pdf

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

The methods – Time Synchronous Averaging, Periodogram-based and. Cepstrum-based – are tested for the applicability to gearbox data concerning their user-.

https://www.bksv.com/doc/bn1389.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/media/doc/bp2197.pdf

Technical Review 1974-3 Acoustical Investigation of an impact Drill

2-1973 High Speed Narrow Band Analysis using the Digital. Event Recorder Type 7502. Calibration Problems in Bone Vibration with reference to IEC R373 and ANSI ...

https://www.bksv.com/media/doc/TechnicalReview1974-3.pdf

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