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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 发表日期：2020    专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Fault Feature Extraction Method For Rotor Fusion of IMF Singular Value Entropy and Improved LE 期刊论文 Zhendong Ceshi Yu Zhenduan/Journal of Vibration, Measurement and Diagnosis, 2020, 卷号: 40, 期号: 6, 页码: 1204-1211 作者:  Sun, Zejin;  Zhao, Rongzhen 收藏  |  浏览/下载：12/0  |  提交时间：2022/02/17 Entropy  Extraction  Feature extraction  Learning algorithms  Nearest neighbor search  Statistical tests  Ensemble empirical mode decompositions (EEMD)  Fault feature extractions  Fault identifications  Intrinsic Mode functions  K nearest neighbor (KNN)  Manifold learning algorithm  Probability distance  Sensitive components   The fault feature selection algorithm of combination of ReliefF and QPSO 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2020, 卷号: 39, 期号: 11, 页码: 171-176 and 208 作者:  Xue, Rui;  Zhao, Rongzhen 收藏  |  浏览/下载：10/0  |  提交时间：2020/11/14 Feature extraction  Frequency domain analysis  Iterative methods  Particle swarm optimization (PSO)  Support vector machines  Time domain analysis  Wavelet decomposition  Classification accuracy  Fault feature selections  Identification accuracy  Iterative calculation  Quantitative features  Quantum particle swarm optimization  Redundant features  Wavelet Packet Decomposition   Method of fault identification based on fusion of CEEMD_MPE and GK fuzzy clustering 期刊论文 Zhendong Gongcheng Xuebao/Journal of Vibration Engineering, 2020, 卷号: 33, 期号: 3, 页码: 629-635 作者:  Zhao, Rong-Zhen;  Sun, Ze-Jin 收藏  |  浏览/下载：5/0  |  提交时间：2020/11/14 Entropy  Fuzzy clustering  Signal processing  Correlation coefficient  Dimension reduction  Empirical Mode Decomposition  Ensemble empirical mode decomposition  Fault feature extractions  Fault identifications  Mode combination method  Non stationary characteristics   Centrifugal pump impeller and volute shape optimization via combined NUMECA, genetic algorithm, and back propagation neural network 会议论文 作者:  Han, Xiangdong;  Kang, Yong;  Sheng, Jianping;  Hu, Yi;  Zhao, Weiguo 收藏  |  浏览/下载：23/0  |  提交时间：2020/12/18 Backpropagation  Centrifugal pumps  Computational fluid dynamics  Curve fitting  Energy dissipation  Flow rate  Genetic algorithms  Impellers  Neural networks  Torsional stressBack-propagation neural networks  Centrifugal pump impellers  Efficiency increase  Flow rate conditions  Hydraulic performance  NUMECA-GA-BPNN  Optimization method  Post optimization   Centrifugal pump impeller and volute shape optimization via combined NUMECA, genetic algorithm, and back propagation neural network 期刊论文 Structural and Multidisciplinary Optimization, 2020, 卷号: 61, 期号: 1, 页码: 381-409 作者:  Han, Xiangdong;  Kang, Yong;  Sheng, Jianping;  Hu, Yi;  Zhao, Weiguo 收藏  |  浏览/下载：10/0  |  提交时间：2020/11/14 Backpropagation  Centrifugal pumps  Computational fluid dynamics  Curve fitting  Energy dissipation  Flow rate  Genetic algorithms  Impellers  Neural networks  Torsional stress  Back-propagation neural networks  Centrifugal pump impellers  Efficiency increase  Flow rate conditions  Hydraulic performance  NUMECA-GA-BPNN  Optimization method  Post optimization