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Identification of the state-space model and payload mass parameter of a flexible space manipulator using a recursive subspace tracking method 期刊论文
Chinese Journal of Aeronautics, 2019, 卷号: 32, 期号: 2, 页码: 513–530
Authors:  Ni ZY(倪智宇);  Liu JG(刘金国);  Wu ZG(吴志刚);  Shen XH(沈昕慧)
View  |  Adobe PDF(4103Kb)  |  Favorite  |  View/Download:160/24  |  Submit date:2018/06/17
Flexible Space Manipulator  Linearization  Parameter Identification  State-space Model  Subspace Methods  
Identification of the time-varying modal parameters of a spacecraft with flexible appendages using a recursive predictor-based subspace identification algorithm 期刊论文
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, 2019, 卷号: 233, 期号: 6, 页码: 2032-2050
Authors:  Ni ZY(倪智宇);  Liu JG(刘金国);  Wu ZG(吴志刚)
View  |  Adobe PDF(1153Kb)  |  Favorite  |  View/Download:119/13  |  Submit date:2018/06/17
Modal parameter identification  recursive subspace algorithm  spacecraft  time-varying system  flexible appendage  
Analysis of the dynamic mechanical property of multiple direction impact protection structure inspired by C60 molecule 期刊论文
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2019, 页码: 1-14
Authors:  Shen XH(沈昕慧);  Liu JG(刘金国);  Zhang PW(张朋伟);  Ni ZY(倪智宇);  Liu YW(刘玉旺)
View  |  Adobe PDF(3248Kb)  |  Favorite  |  View/Download:60/11  |  Submit date:2019/08/04
Bio-inspired C60 (fullerene) molecular structure  impact protection  dynamic mechanical property  drop  multiple direction  
Time-varying state-space model identification of an on-orbit rigid-flexible coupling spacecraft using an improved predictor-based recursive subspace algorithm 期刊论文
Acta Astronautica, 2019, 卷号: 163, 页码: 157-167
Authors:  Ni ZY(倪智宇);  Liu JG(刘金国);  Wu SN(邬树楠);  Wu ZG(吴志刚)
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Parameter identification  State-space model  Recursive subspace method  Time-varying system  Affine projection sign algorithm  State estimation  
一种仿啄木鸟头部的抗冲击结构 专利
专利类型: 实用新型, 专利号: CN207711525U, 公开日期: 2018-08-10, 授权日期: 2018-08-10
Inventors:  刘金国;  沈昕慧;  倪智宇;  赵梓淇
View  |  Adobe PDF(482Kb)  |  Favorite  |  View/Download:126/17  |  Submit date:2018/08/20
一种仿啄木鸟头部的抗冲击结构及其制作方法 专利
专利类型: 发明, 专利号: CN108032567A, 公开日期: 2018-05-15,
Inventors:  刘金国;  沈昕慧;  倪智宇;  赵梓淇
View  |  Adobe PDF(488Kb)  |  Favorite  |  View/Download:86/13  |  Submit date:2018/06/19
一种改进的航天器时变模态参数递推辨识方法 期刊论文
宇航学报, 2018, 卷号: 39, 期号: 10, 页码: 1097-1106
Authors:  倪智宇;  刘金国;  吴志刚
View  |  Adobe PDF(703Kb)  |  Favorite  |  View/Download:90/19  |  Submit date:2018/11/18
模态参数辨识  大型挠性航天器  递推子空间方法  时变系统  仿射投影算法  
基于子空间方法的柔性空间机械臂未知末端载荷质量参数辨识 期刊论文
机械工程学报, 2018, 卷号: 54, 期号: 14, 页码: 132-140
Authors:  倪智宇;  刘金国;  畅晨光
View  |  Adobe PDF(487Kb)  |  Favorite  |  View/Download:111/20  |  Submit date:2018/06/17
载荷质量参数  柔性空间机械臂  在轨辨识  递推子空间方法  
TIME-VARYING STATE-SPACE MODEL IDENTIFICATION OF ONORBIT RIGID-FLEXIBLE COUPLING SPACECRAFT USING A PREDICTOR-BASED RECURSIVE SUBSPACE ALGORITHM 会议论文
4th IAA Conference on Dynamics and Control of Space Systems (DYCOSS 2018), Changsha, China, May 21-23, 2018
Authors:  Ni ZY(倪智宇);  Liu JG(刘金国);  Wu SN(邬树楠);  Wu ZG(吴志刚)
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An improved kinematic calibration method for serial manipulators based on POE formula 期刊论文
Robotica, 2018, 卷号: 36, 期号: 8, 页码: 1244-1262
Authors:  Chang CG(畅晨光);  Liu JG(刘金国);  Ni ZY(倪智宇);  Qi RL(祁若龙)
View  |  Adobe PDF(859Kb)  |  Favorite  |  View/Download:125/31  |  Submit date:2018/06/17
Kinematic Calibration  Identification  Product Of Exponentials (Poe)  Measurement Error