【摘要】 介绍了硬盘磁力轴承的工作原理,并以TMS320LF2407A为核心设计了硬盘磁力轴承控制系统,重点介绍了数据采集电路和电源管理电路。控制规律采用抗积分饱和的PID控制,在Simulink环境下构建了控制系统模型,并进行了仿真研究。仿真结果表明,该控制系统控制效果良好。更多还原

【Abstract】 The operational principle of HDD-AMB(Hard Disk DriveActive Magnetic Bearing) is introduced.A digital control system of HDD-AMB based on TMS320LF2407A is designed,in which data acquisition circuit and power management circuit are introduced with emphasis.The software chart flow is presented,meanwhile the anti-integration saturation PID algorithm is applied.The control system model is constructed and has been simulated under the Simulink environment.The result of the simulation indicates that this control system has good control effect.更多还原