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科研机构
兰州理工大学 [40]
内容类型
期刊论文 [26]
会议论文 [12]
学位论文 [2]
发表日期
2022 [1]
2021 [4]
2020 [3]
2019 [8]
2018 [2]
2017 [5]
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专题:兰州理工大学
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Unsupervised domain adaptation of bearing fault diagnosis based on Join Sliced Wasserstein Distance
期刊论文
ISA Transactions, 2022
作者:
Chen, Pengfei
;
Zhao, Rongzhen
;
He, Tianjing
;
Wei, Kongyuan
;
Yang, Qidong
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2022/07/20
Bearings (machine parts)
Deep neural networks
Fault detection
Large dataset
Probability distributions
Bearing fault diagnosis
Conditional probabilities
Domain adaptation
Faults diagnosis
Mechanical faults diagnosis
Mechanical systems
Noise interference
Pseudo label
Sliced wasserstein distances
Unsupervised domain adaptation
Improved VMD-FRFT based on initial center frequency for early fault diagnosis of rolling element bearing
期刊论文
MEASUREMENT SCIENCE AND TECHNOLOGY, 2021, 卷号: 32, 期号: 11
作者:
Chen, Guangyi
;
Yan, Changfeng
;
Meng, Jiadong
;
Wang, Huibin
;
Wu, Lixiao
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2021/10/14
bearing fault detection
initial center frequency
periodic impulses
reciprocal of spectral autocorrelation smoothness index
variational mode decomposition-fractional Fourier transform
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:6/0
  |  
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
The research of power allocation algorithm with lower computational complexity for non-orthogonal multiple access
期刊论文
APPLIED MATHEMATICS AND NONLINEAR SCIENCES, 2021, 卷号: 6, 期号: 2, 页码: 79-88
作者:
Lin, Ying
;
Li, Suoping
;
Jia, Kejun
;
Kingsley, Kathryn L.
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2022/03/01
non-orthogonal multiple access
tree topology
system capacity
power allocation
computational complexity
PERFORMANCE ANALYSIS OF BEST RELAY SELECTION STRATEGY BASED ON POTENTIAL RELAY IN UNDERLAY COGNITIVE NETWORKS
期刊论文
UNIVERSITY POLITEHNICA OF BUCHAREST SCIENTIFIC BULLETIN SERIES C-ELECTRICAL ENGINEERING AND COMPUTER SCIENCE, 2021, 卷号: 83, 期号: 4, 页码: 111-120
作者:
Li, Suoping
;
Liu, Yang
;
Chang, Xiaokai
;
Yang, Nana
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2022/03/01
cognitive radio
best relay selection strategy
outage probability
bit error rate
cooperative relay transmission
Study on the influence of blade outlet cutting on hydraulic noise of centrifugal pump with low specific speed
期刊论文
ADVANCES IN MECHANICAL ENGINEERING, 2020, 卷号: 12, 期号: 9
作者:
Cheng, Xiaorui
;
Li, Tianpeng
;
Wang, Peng
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2022/03/01
Centrifugal pump
impeller outlet
V-shaped cutting
pressure pulsation
noise
frequency
Frequency synchronization based on a cascading cross-correlation function for CO-FBMC-OQAM
期刊论文
Chinese Journal of Electronics, 2020, 卷号: 29, 期号: 4, 页码: 724-730
作者:
Wang, Daobin
;
Chen, Bo
;
Lyu, Ningning
;
Wang, Wei
;
Liu, Junjie
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2020/11/14
Frequency allocation
Frequency domain analysis
Quadrature amplitude modulation
Synchronization
Tunneling (excavation)
Cross-correlation function
Fractional frequency offset
Frequency offset estimation
Frequency synchronization
Frequency synchronization algorithms
Offset quadrature amplitude modulations
Residual frequency offset
Transmission performance
A recognition method for extreme bradycardia by arterial blood pressure signal modeling with curve fitting
期刊论文
Physiological Measurement, 2020, 卷号: 41, 期号: 7
作者:
Chou, Yongxin
;
Zhang, Aihua
;
Gu, Jason
;
Liu, Jicheng
;
Gu, Ya
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2022/02/18
Backpropagation
Blood
Blood pressure
Computational complexity
Curve fitting
Neural networks
Signal detection
Influence of Multiuser Interference on Performances of Direct-Current-Biased Optical Orthogonal Frequency Division Multiplexing Code Division Multiple Access System for Visible Light Communication
期刊论文
LASER & OPTOELECTRONICS PROGRESS, 2019, 卷号: 56, 期号: 11
作者:
Jia Kejun
;
Zhang Shouqin
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2022/03/01
optical communications
direct current-biased optical orthogonal frequency division multiplexing
multicarrier code division multiple access
multiuser interference
State Estimation and Performance Analysis Based on Linear Extended State Observer for Permanent Magnet Synchronous Motor
期刊论文
Diangong Jishu Xuebao/Transactions of China Electrotechnical Society, 2019, 卷号: 34, 期号: 10, 页码: 2155-2165
作者:
Mao, Haijie
;
Li, Wei
;
Jiang, Dongnian
;
Feng, Xiaolin
收藏
  |  
浏览/下载:17/0
  |  
提交时间:2020/11/14
Disturbance rejection
Error analysis
Frequency domain analysis
Quality control
State estimation
Synchronous motors
Uncertainty analysis
Disturbances rejection
Engineering practices
Extended state observer
Guiding significances
Parameter selection
Performance analysis
Permanent Magnet Synchronous Motor
Theoretical values
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