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清华大学 [7]
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期刊论文 [24]
会议论文 [3]
学位论文 [1]
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Early fault feature extraction of rolling bearing based on optimized VMD and improved threshold denoising
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 13, 页码: 146-153
作者:
Chen, Peng
;
Zhao, Xiaoqiang
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2022/02/17
Extraction
Feature extraction
Signal processing
Spectrum analysis
Adaptive decomposition
Correlation coefficient
Fault feature extractions
Mode decomposition
Optimization algorithms
Optimization method
Teager energy operators
Threshold de-noising
A Novel Linear Spectrum Frequency Feature Extraction Technique for Warship Radio Noise Based on Complete Ensemble Empirical Mode Decomposition with Adaptive Noise, Duffing Chaotic Oscillator, and Weighted-Permutation Entropy
期刊论文
2019, 卷号: 21
作者:
Li, Yuxing
;
Wang, Long
;
Li, Xueping
;
Yang, Xiaohui
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2019/12/20
underwater acoustic signal
linear spectrum
frequency feature extraction
empirical mode decomposition (EMD)
complete EEMD with adaptive noise (CEEMDAN)
duffing chaotic oscillator (DCO)
weighted-permutation entropy (W-PE)
warship radio noise
Fault line detection method based on the improved SVD de-noising and ideal clustering curve for distribution networks
期刊论文
IET SCIENCE MEASUREMENT & TECHNOLOGY, 2018, 卷号: 12, 页码: 262-270
作者:
Wei, Xiangxiang
;
Wen, Boying
;
Yang, Dechang
;
Wang, Bin
;
Wang, Xiaowei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/11/26
adaptive fault line detection method
singular value decomposition
pattern clustering
power distribution faults
phase difference calculation
ideal clustering curve
fast Fourier transforms
improved singular value decomposition denoising algorithm
4 cycle damping nonperiodic component
transient zero sequence current
phase measurement
distribution network
1
fault diagnosis
fast Fourier transformation
periodic component
baseband signal analysis
signal denoising
improved SVD denoising algorithm
A parameter-adaptive VMD method based on grasshopper optimization algorithm to analyze vibration signals from rotating machinery
期刊论文
Mechanical Systems and Signal Processing, 2018, 卷号: Vol.108, 页码: 58-72
作者:
Zhang, X.
;
Miao, Q.
;
Zhang, H.
;
Wang, L.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/02/25
Fault
diagnosis
Grasshopper
optimization
algorithm
Parameter
adaptive
estimation
Variational
mode
decomposition
Vibration
signal
analysis
Weighted
kurtosis
index
Cylindrical roller bearing fault diagnosis based on VMD-SVD and adaboost classifier method
会议论文
Vibroengineering Procedia
作者:
Zhang, T.
;
Liu, X.
;
Qin, R.
;
Lu, C.
;
Ma, J.
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2019/12/30
Adaptive boosting
Cylindrical roller bearings
Failure analysis
Frequency domain analysis
Rollers (machine components)
Singular value decomposition
Ada boost classifiers
Fault detection and diagnosis
Fault diagnosis method
Machinery fault diagnosis
Rolling elements
Time frequency domain
Variational mode decomposition (VMD)
Vibration signal
Fault detection
An adaptive wavelet shrinkage de-noising algorithm for low altitude flying acoustic targets
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2017, 卷号: 36, 期号: 9, 页码: 153-158 and 230
作者:
Li, Suoping
;
Zhou, Yong
;
Zhou, Yongqiang
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2020/11/14
Acoustic noise
Shrinkage
Signal processing
Wavelet decomposition
Acoustic targets
Adaptive wavelet thresholds
De-noising
De-noising algorithm
Optimal decomposition
Signal information
Threshold de-noising
Threshold functions
Adaptive sparsest narrow-band decomposition method and its applications to rolling element bearing fault diagnosis
期刊论文
Mechanical Systems and Signal Processing, 2017, 卷号: Vol.85, 页码: 947-962
作者:
Cheng, J.
;
Peng, Y.
;
Yang, Y.
;
Wu, Z.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2019/12/31
Adaptive
sparsest
narrow-band
decomposition
Intrinsic
narrow-band
components
Local
narrow-band
signal
Rolling
element
bearing
fault
diagnosis
Singular
local
linear
operator
De-Noising of Magnetotelluric Signal in the Ore Concentration Area Based on Combination Filter
期刊论文
Journal of Jilin University. Earth Science Edition, 2017, 卷号: Vol.47 No.3, 页码: 874-883
作者:
Cai Jianhua
;
Xiao Xiao
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2019/12/31
empirical mode decomposition(EMD)
mathematical morphological filtering
adaptive filtering
magnetotelluric signal
de-noising
ore concentration area
Adaptive sparsest narrow-band decomposition method and its applications to rolling element bearing fault diagnosis
期刊论文
Mechanical Systems and Signal Processing, 2017, 卷号: Vol.85, 页码: 947-962
作者:
Cheng, JS
;
Peng, YF
;
Yang, Y
;
Wu, ZT
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2019/12/31
Adaptive sparsest narrow-band decomposition
Intrinsic narrow-band components
Local narrow-band signal
Singular local linear operator
Rolling element bearing fault diagnosis
25CrMo钢高速车轴坯的试制
期刊论文
2016, 2016
顾家琳
;
刘淑华
;
周惠华
;
潘涛
;
王玉玲
;
吴海英
;
施惠基
;
汝继来
;
朱静
;
GU Jialin
;
LIU Shuhua
;
ZHOU Huihua
;
PAN Tao
;
WANG Yuling
;
WU Haiying
;
SHI Huiji
;
RU Jilai
;
ZHU Jing
收藏
  |  
浏览/下载:3/0
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