Acta Physica Sinica, Volume. 68, Issue 23, 238401-1(2019)

Application of the proposed optimized recursive variational mode decomposition in nonlinear decomposition

Zi-Fei Xu1,2, Min-Nan Yue1, and Chun Li1,2、*
Author Affiliations
  • 1University of Shanghai for Science and Technology, Energy and Power Engineering Institute, Shanghai 200093, China
  • 2Shanghai Key Laboratory of Multiphase Flow and Heat Transfer for Power Engineering, Shanghai 200093, China
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    Figures & Tables(11)
    The recursive VMD diagram.递归VMD流程
    The process of using PSO to optimize recursive VMD parameter.基于PSO优化改进递归VMD参数流程
    Analog signal and its component waveform: (a) s1; (b) s2; (c) s3; (d) f.合成信号及其分量 (a) 分量s1; (b) 分量s2; (c) 分量s3; (d) 合成信号f
    The results of EMD: (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) res.EMD分解结果 (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) res
    The results of EEMD: (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) IMF6; (g) IMF7; (h) res.EEMD分解结果 (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) IMF6; (g) IMF7; (h) res
    The results of ORVMD: (a) IMF1; (b) IMF2; (c) IMF3.ORVMD分解结果 (a) IMF1; (b) IMF2; (c) IMF3
    Early inner race fault diagnosis signal.早期轴承内圈故障信号 (a) 时域; (b) 频谱
    The results of EEMD for fault signal: (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) IMF6; (g) IMF7; (h) IMF8; (i) IMF9; (j) IMF10; (k) IMF11; (l) IMF12.故障信号EEMD分解结果 (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) IMF6; (g) IMF7; (h) IMF8; (i) IMF9; (j) IMF10; (k) IMF11; (l) IMF12
    The results of ORVMD for fault diagnosis: (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) IMF6; (g) IMF7; (h) IMF8; (i) IMF9.故障信号ORVMD分解结果 (a) IMF1; (b) IMF2; (c) IMF3; (d) IMF4; (e) IMF5; (f) IMF6; (g) IMF7; (h) IMF8; (i) IMF9
    The duration of calculation for VMD and ORVMD.VMD与ORVMD计算耗时
    • Table 1.

      Parameter set of ORVMD.

      ORVMD参数组合

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      Table 1.

      Parameter set of ORVMD.

      ORVMD参数组合

      编号K, α编号K, α
      112, 121001412, 12400
      212, 129001512, 12000
      312, 118001612, 12000
      412, 119001713, 11900
      512, 118001812, 11900
      612, 127001912, 11400
      712, 121002012, 11900
      812, 131002113, 11900
      912, 121002212, 11900
      1012, 120002312, 12000
      1111, 120002412, 12000
      1211, 120002511, 12100
      1312, 13200
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    Zi-Fei Xu, Min-Nan Yue, Chun Li. Application of the proposed optimized recursive variational mode decomposition in nonlinear decomposition[J]. Acta Physica Sinica, 2019, 68(23): 238401-1

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    Paper Information

    Received: Jun. 30, 2019

    Accepted: --

    Published Online: Sep. 17, 2020

    The Author Email:

    DOI:10.7498/aps.68.20191005

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