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浏览/检索结果: 共6条，第1-6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 Reliability analysis of reinforced concrete based on Wiener stochastic process in heavy salt soil electrified environment 期刊论文 Zhongnan Daxue Xuebao (Ziran Kexue Ban)/Journal of Central South University (Science and Technology), 2020, 卷号: 51, 期号: 8, 页码: 2266-2276 作者:  Lu, Chenggong;  Wei, Zhiqiang;  Qiao, Hongxia;  Li, Kan;  Qiao, Guobin 收藏  |  浏览/下载：10/0  |  提交时间：2020/11/14 Concrete construction  Corrosion rate  Durability  Electric fields  Electric impedance measurement  Failure (mechanical)  Ions  Maximum likelihood estimation  Nondestructive examination  Outages  Polarization  Random processes  Reliability analysis  Soils  Stochastic systems  Underground corrosion  Alternating current impedance  Anti-erosion ability  Capacitive reactance  Corrosion current densities  Degree of reliability  Maximum likelihood methods  Polarization curves  Stochastic degradation   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   Improved pseudo-random excitation method for passive suspension of half vehicle system 期刊论文 International Journal of Performability Engineering, 2020, 卷号: 16, 期号: 6, 页码: 930-940 作者:  Chen, Hui;  Jin, Wuyin 收藏  |  浏览/下载：17/0  |  提交时间：2020/11/14 Automobile suspensions  Dynamic response  Equations of motion  Frequency domain analysis  Numerical methods  Power spectrum  Road vehicles  Roads and streets  Time domain analysis  Direct time integration  Numerical integrations  Passive suspension system  Power spectrum density  Pseudo random excitation  Specific frequencies  Time-domain dynamics  Vertical accelerations   The action mechanism of rotor-stator interaction on hydraulic and hydroacoustic characteristics of a jet centrifugal pump impeller and performance improvement 期刊论文 Water (Switzerland), 2020, 卷号: 12, 期号: 2 作者:  Guo, Rong;  Li, Rennian;  Zhang, Renhui;  Han, Wei 收藏  |  浏览/下载：10/0  |  提交时间：2020/11/14 Acoustic variables measurement  Acoustic wave transmission  Axial flow  Centrifugal pumps  Computational fluid dynamics  Flow fields  Global optimization  Numerical methods  Optimization  Stators  Testing  Transition flow  Vortex flow  Well pumps  Centrifugal pump impellers  CFD (computational fluid dynamics)  Fluctuation intensity  Hydraulic performance  Orthogonal test method  Rotor-stator interactions  Sound pressure level  Transient flow fields   The Action Mechanism of Rotor-Stator Interaction on Hydraulic and Hydroacoustic Characteristics of a Jet Centrifugal Pump Impeller and Performance Improvement 期刊论文 WATER, 2020, 卷号: 12, 期号: 2 作者:  Guo, Rong;  Li, Rennian;  Zhang, Renhui;  Han, Wei 收藏  |  浏览/下载：7/0  |  提交时间：2020/06/02 jet centrifugal pump  rotor-stator interaction  hydraulic performance  hydroacoustic characteristics  sound pressure level  optimization   Dynamic characteristics of compound fault in deep groove ball bearing 期刊论文 Harbin Gongye Daxue Xuebao/Journal of Harbin Institute of Technology, 2020, 卷号: 52, 期号: 1, 页码: 133-140 作者:  Wang, Kai;  Yan, Changfeng;  Wang, Fengtao;  Chang, Binquan;  Wu, Lixiao 收藏  |  浏览/下载：12/0  |  提交时间：2020/11/14 Condition monitoring  Deep groove ball bearings  Dynamic models  Vibration analysis  Bearing condition monitoring  Compound faults  Dynamic characteristics  Excitation mechanisms  Fault characteristics  Hertz contact theory  Slipping  Time varying