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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 发表日期：2019    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 Method Integrate EWT Multi-scale Permutation Entropy with GG Clustering for Bearing Fault Diagnosis 期刊论文 Zhendong Ceshi Yu Zhenduan/Journal of Vibration, Measurement and Diagnosis, 2019, 卷号: 39, 期号: 2, 页码: 416-423 作者:  Zhao, Rongzhen;  Li, Jipu;  Deng, Linfeng 收藏  |  浏览/下载：12/0  |  提交时间：2020/11/14 Correlation methods  Entropy  Failure analysis  Fault detection  Principal component analysis  Roller bearings  Wavelet transforms  Bearing fault diagnosis  Correlation analysis  Fault diagnosis method  GG clustering  Intrinsic mode components  Mode combination method  Non stationary characteristics  Permutation entropy   Dynamic thermal buckling and postbuckling of clamped–clamped imperfect functionally graded annular plates 期刊论文 Nonlinear Dynamics, 2019, 卷号: 95, 期号: 1, 页码: 565-577 作者:  Zhang, Jinghua;  Pan, Shuangchao;  Chen, Like 收藏  |  浏览/下载：5/0  |  提交时间：2020/11/14 Beams and girders  Buckling  Fourier series  Heat conduction  Laplace transforms  Nonlinear equations  Runge Kutta methods  Stability  Temperature  Annular plate  Functionally graded material (FGM)  Initial geometric imperfection  Non-linear dynamic equations  Postbuckling  Thermal buckling  Thermal buckling and postbuckling  Transient temperature fields   Reconstruction and Prediction of Flow Field Fluctuation Intensity and Flow-Induced Noise in Impeller Domain of Jet Centrifugal Pump Using Gappy POD Method 期刊论文 ENERGIES, 2019, 卷号: 12, 期号: 1 作者:  Guo, Rong;  Li, Rennian;  Zhang, Renhui 收藏  |  浏览/下载：5/0  |  提交时间：2019/11/15 jet centrifugal pump (JCP)  blade profile  flow field fluctuation intensity  impeller-induced noise  POD   Reconstruction and prediction of flow field fluctuation intensity and flow-induced noise in impeller domain of jet centrifugal pump using gappy pod method 期刊论文 Energies, 2019, 卷号: 12, 期号: 1 作者:  Guo, Rong;  Li, Rennian;  Zhang, Renhui 收藏  |  浏览/下载：8/0  |  提交时间：2020/11/14 Acoustic noise  Centrifugal pumps  Computational geometry  Flow fields  Forecasting  Frequency domain analysis  Hydrodynamics  Impellers  Kinetic energy  Kinetics  Least squares approximations  Singular value decomposition  Thermal noise  Unsteady flow  Blade profile  Centrifugal pump impellers  Field fluctuations  Induced noise  Proper orthogonal decomposition method  Singular value decomposition method  Turbulent kinetic energy  Vibration characteristics