Rolling bearing fault diagnosis utilizing variational mode decomposition based fractal dimension estimation method

•A novel fractal dimension estimation method based on VMD is proposed.•Fractal characteristics of vibration signals are studied with the novel method.•Double-scale fractal dimensions are extracted as parameters of vibration signals.•Double-scale fractal dimensions are employed for rolling bearing fa...

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Veröffentlicht in:Measurement : journal of the International Measurement Confederation 2021-08, Vol.181, p.109614, Article 109614
Hauptverfasser: Zhang, Yunqiang, Ren, Guoquan, Wu, Dinghai, Wang, Huaiguang
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Sprache:eng
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