Tacholess speed estimation in order tracking: A review with application to rotating machine fault diagnosis
Order tracking (OT), which is realized by signal sampling in equal-angle increment
according to the measured rotating speed, is a powerful technique for rotating machine fault …
according to the measured rotating speed, is a powerful technique for rotating machine fault …
Trends in non-stationary signal processing techniques applied to vibration analysis of wind turbine drive train–A contemporary survey
RU Maheswari, R Umamaheswari - Mechanical Systems and Signal …, 2017 - Elsevier
Abstract Condition Monitoring System (CMS) substantiates potential economic benefits and
enables prognostic maintenance in wind turbine-generator failure prevention. Vibration …
enables prognostic maintenance in wind turbine-generator failure prevention. Vibration …
Identification of mechanical compound-fault based on the improved parameter-adaptive variational mode decomposition
Parameter-adaptive variational mode decomposition (VMD) has attenuated the dominant
effect of prior parameters, especially the predefined mode number and balancing parameter …
effect of prior parameters, especially the predefined mode number and balancing parameter …
[HTML][HTML] STFT spectrogram based hybrid evaluation method for rotating machine transient vibration analysis
G Manhertz, A Bereczky - Mechanical Systems and Signal Processing, 2021 - Elsevier
The main purpose of this paper is to represent a methodenabling vibration components to
be extracted from a high-resolution Short-Time Fourier-Transformation (STFT) based …
be extracted from a high-resolution Short-Time Fourier-Transformation (STFT) based …
Use of vibration signal to estimate instantaneous angular frequency under strong nonstationary regimes
Instantaneous angular frequency (IAF) is an inherent characteristic associated with
mechanical dynamics and contains adequate diagnostic information about rotating …
mechanical dynamics and contains adequate diagnostic information about rotating …
A combined polynomial chirplet transform and synchroextracting technique for analyzing nonstationary signals of rotating machinery
Time-frequency analysis (TFA) technique is an effective approach to capture the changing
dynamic in a nonstationary signal. However, the commonly adopted TFA techniques are …
dynamic in a nonstationary signal. However, the commonly adopted TFA techniques are …
Current-aided order tracking of vibration signals for bearing fault diagnosis of direct-drive wind turbines
Vibration monitoring is one of the most popular, effective, and reliable methods for bearing
fault diagnosis. A key issue in the vibration monitoring for the bearings used in variable …
fault diagnosis. A key issue in the vibration monitoring for the bearings used in variable …
A multi-order probabilistic approach for Instantaneous Angular Speed tracking debriefing of the CMMNO׳ 14 diagnosis contest
The aim of this work is to propose a novel approach for the estimation of the Instantaneous
Angular Speed (IAS) of rotating machines from vibration measurements. This work is …
Angular Speed (IAS) of rotating machines from vibration measurements. This work is …
Extraction of weak fault transients using variational mode decomposition for fault diagnosis of gearbox under varying speed
Non-stationary vibration signals of a gearbox under varying speed display complicated
modulations, which lead to intense sidebands thereby resulting in difficulty to identify the …
modulations, which lead to intense sidebands thereby resulting in difficulty to identify the …
Health assessment of rotating machinery using a rotary encoder
M Zhao, J Lin - IEEE Transactions on Industrial Electronics, 2017 - ieeexplore.ieee.org
In this paper, a systematic framework is established for health assessment of rotating
machinery using a rotary encoder. In this framework, spectral quadratic weighting is first …
machinery using a rotary encoder. In this framework, spectral quadratic weighting is first …