在获得了大射电望远镜精调稳定平台逆运动学参数的基础上 ,采用虚功原理对精调稳定平台进行了逆动力学分析 ,获得了进行高精度轨迹跟踪转矩控制所需的广义驱动力 .为精调稳定平台实时运动控制 ,实现馈源高精度轨迹跟踪奠定了坚实的基础 Based on the inverse kinematics parameters of the fine tuning and stabilization platform of the large radio telescope, the inverse kinematics analysis of the fine tuning and stability platform is carried out by the principle of virtual work, and the generalized driving force required for high precision trajectory tracking torque control is obtained To lay a solid foundation for fine tuning of real-time motion control of stable platform and realizing high precision trajectory tracking of feed