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Robust Nonlinear Combined Attitude Control Algorithm Using Control Moment Gyro for Agile Satellites

机译:基于控制矩陀螺的敏捷卫星鲁棒非线性组合姿态控制算法

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This paper presents a nonlinear control algorithm combined with steering law together to perform a solution for fast slew maneuver for large angles (Roll, Pitch, Yaw). A cluster of four pyramid configuration of Single Gimbal Control Moment Gyro (SGCMG) is used as an actuator. Generalized Steering Robust (GSR) method utilized to cope with singularity problem is merged with proposed control algorithm. The proposed control algorithm deals with rapidly change from initial angle to desired final angle in the three axis attitude maneuver based on the Lyapunov function and using nonlinear tracking function. The important features of the proposed system are demonstrated by carrying out a simulation model under MATLAB/ SIMULINK environment.
机译:本文提出了一种非线性控制算法,结合转向规律,共同为大角度(滚动,俯仰,偏航)的快速回转操纵提供了一种解决方案。单云台控制力矩陀螺仪(SGCMG)的四个金字塔结构的群集用作致动器。将用于解决奇异性问题的广义转向鲁棒(GSR)方法与所提出的控制算法进行了合并。所提出的控制算法基于Lyapunov函数并使用非线性跟踪功能来处理三轴姿态操纵中从初始角度到所需最终角度的快速变化。通过在MATLAB / SIMULINK环境下建立仿真模型,证明了所提出系统的重要特征。

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