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小型无人驾驶直升机动力学模型辨识仿真研究
引用本文:陈文兵,李从利,陆文骏,葛运建.小型无人驾驶直升机动力学模型辨识仿真研究[J].自动化与仪表,2010,25(3):7-9,58.
作者姓名:陈文兵  李从利  陆文骏  葛运建
作者单位:1. 解放军炮兵学院,合肥,230031;中国科学院合肥智能机械研究所,合肥,230031
2. 解放军炮兵学院,合肥,230031
3. 中国科学院合肥智能机械研究所,合肥,230031
摘    要:获得足够精确的动力学模型.对于小型无人驾驶直升机这种MIMO控制系统研究具有重要的意义。文中研究了直升机模型辨识方法,将子空间辨识算法运用于直升机动力学模型的辨识,并对模型直升机的垂直——偏航耦舍运动方程进行了辨识,得到了较为精确的结果,通过和PEM算法进行比较,显示该算法适合模型直升机系统辨识。

关 键 词:子空间  系统辨识  无人直升机  多输入多输出  预报误差方法

Identification and Simulation of a Small-scale Unmanned Helicopter Dynamics
CHEN Wen-bing,LI Cong-li,LU Wen-jun,GE Yun-jian.Identification and Simulation of a Small-scale Unmanned Helicopter Dynamics[J].Automation and Instrumentation,2010,25(3):7-9,58.
Authors:CHEN Wen-bing  LI Cong-li  LU Wen-jun  GE Yun-jian
Affiliation:CHEN Wen-bing1,2,LI Cong-li1,LU Wen-jun1,GE Yun-jian2(1.Artillery Academe,P.L A,Hefei 230031,China,2.Hefei Institute of Intelligent Machines,Chinese Academy of Sciences,China)
Abstract:It is significant for the control system of small-scale unmanned helicopter that the dynamic model must be accurate and simple enough.This paper researched the identification methods of model helicopter,and describes the subspace identification method to identified a small-scale helicopter dynamics which is in vertical-yaw coupled state.By compared the result of this method with that of PEM,it shows that subspace method is suitable for the dynamic identification of a small-scale helicopter.
Keywords:subspace  system identification  unmanned helicopter  MIMO  PEM  
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