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RLV再入姿态双环滑模控制及舵喷混合配置
引用本文:贾杰,秦永元,徐精华. RLV再入姿态双环滑模控制及舵喷混合配置[J]. 上海航天, 2009, 26(2): 27-30
作者姓名:贾杰  秦永元  徐精华
作者单位:1. 西北工业大学,自动化学院,陕西,西安,710072;南昌航空大学,信息工程学院,江西,南昌,330063
2. 西北工业大学,自动化学院,陕西,西安,710072
3. 南昌航空大学,信息工程学院,江西,南昌,330063
摘    要:设计了一种基于滑模控制的可重复运载器(RLV)再入姿态控制方法。用内外两环滑模控制同时跟踪对角速度和角度;根据RLV再入姿态的动力面与反作用混合控制的特点,用优化控制选择配置算法将控制力矩指令配置为末端受动器的控制指令,分别由动力面与反作用致动器执行。仿真结果表明:由该法可获得高精度、鲁棒性和解耦的跟踪性能。

关 键 词:可重复运载器  再入姿态  滑模控制  优化控制

Re-Entry Attitude Two-Loop SMC Control and Rudders-Nozzles Blending Selection Allocation of RLV
JIA Jie,QIN Yong-yuan,XU Jing-hua. Re-Entry Attitude Two-Loop SMC Control and Rudders-Nozzles Blending Selection Allocation of RLV[J]. Aerospace Shanghai, 2009, 26(2): 27-30
Authors:JIA Jie  QIN Yong-yuan  XU Jing-hua
Affiliation:JIA Jie , QIN Yong-yuan , XU Jing-hua (1. College of Automation, Northwestern Polytechnical University, Xi'an Shaanxi 710072, China; 2.College of Information Engineering, Nanchang Hangkong University, Nanchang Jiangxi 330063, China)
Abstract:The re-entry attitude control method of reuse launch vehicle was designed based on the sliding mode control (SMC) theory in this paper. Both the angular velocity and shuttle orientation angles were tracked by doubleloop SMC simultaneously. According to the hybrid controlling characteristic of the aerodynamic surfaees and reaction control system of the RLV, the control torque commands were sent into the actuators by using the optimal control selection allocation algorithm, which were executed by the dynamic plane and reaction actuator. The simulation results showed that the method was robust and the de-coupled tracking performance could be acquired.
Keywords:Reuse launch vehicle  Re-entry attitude  Sliding mode control  Optimal control
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