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Zero Phase 2-DOF H∞ Robust Tracking Control for Permanent Magnet Linear Synchronous Motor
Author(s): 
Pages: 32-37
Year: Issue:  10
Journal: TRANSACTIONS OF CHINA ELECTROTECHNICAL SOCIETY

Keyword:  永磁直线同步伺服电机二自由度控制零相位误差跟踪控制H∞鲁棒控制;
Abstract: 针对永磁直线同步伺服电机(PMLSM)直接驱动伺服系统,提出了一种将零相位误差跟踪控制(ZPETC)和H∞鲁棒控制相结合的二自由度鲁棒跟踪控制策略,以解决系统的快速而精确的跟踪控制性能和抗扰性能之间的矛盾.零相位误差跟踪控制器保证了快速性,使系统实现准确跟踪;而H∞控制器克服了负载扰动等不确定性影响,保证了系统具有较强的鲁棒性能.仿真结果表明,该方案在保证伺服系统的快速精确跟踪性的同时,对系统参数变化和阻力扰动具有很强的鲁棒性.
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