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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：2018    专题：北京航空航天大学    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 Research on two dimensional Wiener stochastic degradation model based on the wear model 会议论文 SIXTH INTERNATIONAL MULTI-CONFERENCE ON ENGINEERING AND TECHNOLOGY INNOVATION 2017 (IMETI 2017), 2018-01-01 作者:  Zhang, Hui;  Yao, Jun;  Zhao, Yan-Lin 收藏  |  浏览/下载：14/0  |  提交时间：2019/12/30 Engineering research  Fokker Planck equation  Stochastic systems  Analytical forms  Degradation characteristics  Degradation model  Degradation process  Drift parameters  Multiple degradations  Product performance  Stochastic degradation  Stochastic models   Simulation of Soil Roughness Impact in GNSS-R Soil Moisture Retrieval [地表粗糙度影响下的GNSS-R土壤湿度反演仿真分析] 期刊论文 Wuhan Daxue Xuebao (Xinxi Kexue Ban)/Geomatics and Information Science of Wuhan University, 2018, 卷号: 43, 页码: 1546-1552 作者:  Liang, Y.;  Yang, L.;  Wu, Q.;  Hong, X.;  Han, M. 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/30 Antennas  C (programming language)  Global positioning system  Neural networks  Salinity measurement  Soil moisture  Analytic modeling  Artificial neural network models  Dual antennas  Global Navigation Satellite Systems  GNSS-R  Root Mean Square  Soil moisture retrievals  Soil roughness  Analytical models   3-D magnetic field analysis of a permanent magnet spherical actuator using spherical harmonics 会议论文 2018 IEEE International Magnetic Conference, INTERMAG 2018 作者:  Li, X.;  Liu, J.;  Chen, W. 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/30 Actuators  Analytical models  Degrees of freedom (mechanics)  Harmonic analysis  Magnetic fields  Numerical methods  Permanent magnets  Spheres  3-D magnetic field analysis  3D-finite element analysis  Magnetic field distribution  Permanent magnet array  Spherical actuator  Spherical harmonics  Structural parameter  Three-degree-of-freedom (3-DOF)  Magnetic actuators   An analytical constitutive model for progressive damage analysis of three-dimensional braided composites 期刊论文 POLYMER COMPOSITES, 2018, 卷号: 39, 页码: 4188-4204 作者:  Tian, Ziyang;  Yan, Ying;  Ye, Jinxin;  Hong, Yang;  Li, Xin 收藏  |  浏览/下载：14/0  |  提交时间：2019/12/30 Composite materials  Constitutive models  Mechanical properties  Plastic products  Strain  Stress-strain curves  Wool  Yarn  3-d braided composites  Analytical equations  Composite microstructures  Fiber volume fractions  Progressive damage analysis  Stiffness degradation  Three-dimensional (3D) braided composites  Three-dimensional braided composites  Analytical models   A roller support stage with remote center of motion for roll-to-roll printed electronics 会议论文 Conference Program Digest - 7th International Conference on Manipulation, Manufacturing and Measurement on the Nanoscale, IEEE 3M-NANO 2017 作者:  Chen, S.;  Chen, W.;  Liu, J. 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/30 Analytical models  Bearings (machine parts)  Degrees of freedom (mechanics)  Manufacture  Mechanisms  Nanotechnology  Rigid structures  Rollers (machine components)  Ultrasonic devices  Angle adjustments  Classical beam theory  Multi degree-of-freedom  Positioning stage  Printed electronics  Pseudo-rigid-body models  Remote center of motions  Spherical air bearings  Compliant mechanisms   Analysis string stability of a new car-following model considering response time 会议论文 IEEE International Conference on Automation Science and Engineering 作者:  Zhang, J.;  Wang, Y.;  Lu, G.;  Long, W. 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/30 Linear systems  Response time (computer systems)  Stability criteria  System stability  Traffic congestion  Analytical results  Car following models  Car-following process  Numerical results  Safety margin  Sensitivity factors  Stability analysis  String stability  Safety factor