2020
DOI: 10.1016/j.ymssp.2020.106921
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Fault diagnosis for circuit-breakers using adaptive chirp mode decomposition and attractor’s morphological characteristics

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Cited by 22 publications
(8 citation statements)
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“…Chen developed ACMD in 2019 and used it to identify rub-impact fault for rotor-stator systems [ 26 ]. In 2020, Yang proposed a new fault detection method for circuit-breakers by combining ACMD and morphological characteristics [ 27 ]. In 2021, Srivastava developed a rotor rub model which can detect the onset of rotor rub efficiently whilst revealing the properties of IF of rubbing rotor; ACMD is used to detect the rub and establish the properties of IF during model building [ 28 ].…”
Section: Introductionmentioning
confidence: 99%
“…Chen developed ACMD in 2019 and used it to identify rub-impact fault for rotor-stator systems [ 26 ]. In 2020, Yang proposed a new fault detection method for circuit-breakers by combining ACMD and morphological characteristics [ 27 ]. In 2021, Srivastava developed a rotor rub model which can detect the onset of rotor rub efficiently whilst revealing the properties of IF of rubbing rotor; ACMD is used to detect the rub and establish the properties of IF during model building [ 28 ].…”
Section: Introductionmentioning
confidence: 99%
“…Aiming at addressing the above shortcomings of EMD and its improved methods, ACMD is proposed and has been used widely in multiple fields (Chen et al, 2019; Chen et al, 2019; Chen et al, 2020; Ding and Wang, 2022; Wang et al, 2021; Yang et al, 2020), which has the following main virtue: without the prior information of the modal order, it could decompose the multi-modal coupling signal adaptively with high resolution through the filtering of signal spectrum energy value. Considering the multi-modality, non-stationarity and multi-interference characteristics of the vibration signal of faulty bearing, a novel ACMD with sparsity index regrouping scheme is proposed correspondingly and used as the pre-processing method of TDSR to decompose the original complex signal into several modes.…”
Section: Introductionmentioning
confidence: 99%
“…In the VMD, if the parameter K is wrongly selected, the phenomenon such as overdecomposition or underdecomposition will appear. To overcome these shortcomings, some improved algorithms have been presented such as Simplistic Geometric Mode Decomposition (SGMD), Adaptive Chirped Mode Decomposition (ACMD), and New Spectral Analysis Methods (NSAM) in [5][6][7]. Especially, to address the shortcoming of the EMD, the study in [8] has constructed the EMD envelope correction method using B-spline interpolation and base spline.…”
Section: Introductionmentioning
confidence: 99%
“…represents the spectrum diagram of VMD decomposition when K � 3 under the normal state. From the Fault diagnosis flow chart based on optimized VMD 6. Mathematical Problems in Engineering spectrum diagram obtained, VMD avoids the defects of modal aliasing and endpoint effect of decomposition methods such as EMD.Figure 5shows the characteristic signals extracted from the signal components under the normal state.…”
mentioning
confidence: 99%