加速度环境中电机伺服系统控制研究

摘要

目的 实现对动态飞行模拟器等多轴离心机吊篮系统的驱动,设计一种适用于加速度环境中的伺服驱动系统.方法 推导电机简化模型,分析伺服系统的运行环境模型,建立离心场中的干扰模型.结果 基于三相永磁同步电机转子磁场定向矢量控制,设计伺服驱动系统控制策略,实现电动执行器在加速度环境中的力矩加载控制.结论 仿真和实验结果 验证了该控制策略的有效性和该伺服系统的可行性.%Objective To achieve the drive for the gondola system of the dynamic flight simulator (DFS) and other mul-ti-axis centrifuges, the servo control system adapted to acceleration environment is designed.Methods The motor simplified control model is derived. The operating environment model is analysed, and the interference model in the centrifugal field is established.Results Based on the rotor flux oriented vector control of three-phase Permanent Magnet Synchronous Motor (PMSM) and fuzzy control, the control strategy of the servo control system driven by the PMSM is designed, and the precise torque loading control of the electric actuator in the acceleration environment is realized.Conclusion The simulation and experimental results verify the effectiveness of the proposed control strategy and the feasibility of the servo system.