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兰州理工大学 [55]

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期刊论文 [41]

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限定条件	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

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	Study on pressure surge characteristics of reactor coolant pump shaft stuck accident condition based on wavelet analysis 期刊论文 Nuclear Engineering and Design, 2022, 卷号: 397 作者: Qu, Zehui; Li, Yibin; Pan, Jun; Li, Donghao; Yang, Congxin 收藏 \| 浏览/下载：229/0 \| 提交时间：2022/09/22 Accidents Coolants Fluid structure interaction Impellers Pressure vessels Steam generators Timing circuits Vortex flow Wavelet analysis Closed systems Flow passage Guide-vane Pressure surges Primary circuits Pump shafts Reactor coolant pumps Reactor primary circuit closed system Shaft stick accident Wavelet-analysis
	A remaining useful life prediction method based on time–frequency images of the mechanical vibration signals 期刊论文 Measurement: Journal of the International Measurement Confederation, 2022, 卷号: 202 作者: Du, Xianjun; Jia, Wenchao; Yu, Ping; Shi, Yaoke; Cheng, Shengyi 收藏 \| 浏览/下载：32/0 \| 提交时间：2022/09/22 Convolution Forecasting Preventive maintenance Rotating machinery Vibrations (mechanical) Wavelet transforms Attention mechanisms Continuous Wavelet Transform Convolutional neural network Degradation trend Feature map Remaining useful life predictions Rolling bearings Spectral feature Time frequency Time–frequency spectral feature map
	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：12/0 \| 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
	Application of multisynchrosqueezing transform for structural modal parameter identification 期刊论文 JOURNAL OF CIVIL STRUCTURAL HEALTH MONITORING, 2021, 卷号: 11, 期号: 5, 页码: 1175-1188 作者: Sun, Hu; Di, Shengkui; Du, Zhuyao; Wang, Lixian; Xiang, Changsheng 收藏 \| 浏览/下载：6/0 \| 提交时间：2021/10/14 Signal decomposition Modal parameter identification Multisynchrosqueezing transform Civil structures
	Bearing Intelligent Fault Diagnosis Based on Wavelet Transform and Convolutional Neural Network 期刊论文 Shock and Vibration, 2020, 卷号: 2020, 期号: 2020, 页码: 1-14 作者: Guo, Junfeng; Liu, Xingyu; Li, Shuangxue; Wang, Zhiming 收藏 \| 浏览/下载：6/0 \| 提交时间：2020/12/31 Convolution Convolutional neural networks Extraction Failure analysis Fault detection Feature extraction Wavelet transformsFault diagnosis method Fault feature extractions Feature extraction and classification Intelligent fault diagnosis Mechanical equipment Orthogonal matching pursuit Real-time fault diagnosis Time frequency transform
	Experimental study on vertical dynamic coupling effect of pedestrian-structure 期刊论文 Jianzhu Jiegou Xuebao/Journal of Building Structures, 2020, 卷号: 41, 期号: 11, 页码: 125-133 作者: Zhu, Qiankun; Ma, Farong; Zhang, Qiong; Du, Yongfeng 收藏 \| 浏览/下载：3/0 \| 提交时间：2022/02/17 Damping Dynamic loads Flexible structures Footbridges Modal analysis Acceleration response Acceleration sensors Acceleration-time history Dynamic characteristics Long span structures Operational modal analysis Structural frequencies Structure and dynamics
	Experimental study on vertical dynamic coupling effect of pedestrian-structure 期刊论文 Jianzhu Jiegou Xuebao/Journal of Building Structures, 2020, 卷号: 41, 期号: 11, 页码: 125-133 作者: Zhu, Qiankun; Ma, Farong; Zhang, Qiong; Du, Yongfeng 收藏 \| 浏览/下载：12/0 \| 提交时间：2020/11/14 Damping Dynamic loads Flexible structures Footbridges Modal analysis Acceleration response Acceleration sensors Acceleration-time history Dynamic characteristics Long span structures Operational modal analysis Structural frequencies Structure and dynamics
	Weak fault feature extraction of rolling bearing based on secondary clustering segmentation and Teager energy spectrum 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2020, 卷号: 39, 期号: 13, 页码: 246-253 作者: Wang, Wangwang; Deng, Linfeng; Zhao, Rongzhen; Zhang, Aihua 收藏 \| 浏览/下载：17/0 \| 提交时间：2020/11/14 Bandpass filters Clustering algorithms Copying Fourier transforms Fuzzy clustering Higher order statistics Inverse problems Inverse transforms Signal processing Spectroscopy Time domain analysis Clustering segmentation Different frequency Fuzzy C-means algorithms Inverse Fourier transforms Periodic components Simulation analysis Teager energy operators Weak fault feature extraction
	Multi-field coupling process of heat-moisture-salt in unsaturated soil 期刊论文 Yantu Gongcheng Xuebao/Chinese Journal of Geotechnical Engineering, 2019, 卷号: 41, 期号: 5, 页码: 813-820 作者: Zhou, Feng-Xi; Gao, Guo-Yao 收藏 \| 浏览/下载：15/0 \| 提交时间：2020/11/14 Boundary conditions Energy conservation Frequency domain analysis Geotechnical engineering Laplace transforms Moisture Nonlinear equations Pore pressure Porous materials Soil conservation Soils Temperature Time domain analysis Distribution of temperature Energy conservation equations Hausdorff moment problems Mass and energy conservation Non-steady-state conditions Shooting methods Unsaturated soil Unsteady state conditions
	SBS Fast Light with Low Pulse Distortion at Doublet Pumps in Optical Fibers 期刊论文光子学报, 2019, 卷号: 48, 期号: 3 作者: Ma Yuanyuan; Hou Shanglin; Lei Jingli; Wang Daobin; Li Xiaoxiao 收藏 \| 浏览/下载：8/0 \| 提交时间：2020/06/16 Fiber optics Stimulated scattering Fast light Optical buffer

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