Sentence examples for fault frequency from inspiring English sources

Such procedure requires a priori known fault frequency.

Then, signals representing each fault frequency are obtained using inverse short-time Fourier transform algorithm.

Network size and fault frequency were both manipulated as within-participants variables.

Spectrum of the resonator output gives peak at the fault frequency.

The dashed vertical lines indicate the boundaries of local spectra encompassing synthesized fault frequency components.

The CFIC represents the portion of the fault frequency amplitude to the overall frequency amplitude.

These figures reveal the presence of 'phase jumps' at fault frequencies ( 1 ± 2 k g ) f s.

The third step is to perform a Hilbert envelope spectrum analysis of the filtered signal to extract the fault frequencies of the rolling element bearings.

The first contribution of this study is an algorithm for automatic association of harmonic and sideband series to characteristic fault frequencies according to a kinematic configuration.

The experiment result of the vibration signal of a roller bearing with outer ring fault shows that the proposed method can effectively magnify the amplitude of the fault frequencies in practice.

The method is shown to be optimal for detection in the Neyman-Pearson sense, it returns an envelope spectrum comparable to the best that can be obtained by other means – which often require a careful pre-filtering step – from which fault frequencies can be identified, and it eventually returns the fault signal from which subsequent severity/health indicators can be computed.