A simple control structure in servo system is occasionally needed for simple industrial application which precise and high control performance is not exessively important so that the cost production can be reduced eff...A simple control structure in servo system is occasionally needed for simple industrial application which precise and high control performance is not exessively important so that the cost production can be reduced efficiently.Simplified vector control,which has simple control structure,is utilized as the permanent magnet synchronous motor control algorithm and genetic algorithm is used to tune three PI controllers used in simplified vector control.The control performance is obtained from simulation and investigated to verify the feasibility of the algorithm to be applied in the real application.Simulation results show that the speed and torque responses of the system in both continuous time and discrete time can achieve good performances.Furthermore,simplified vector control combined with genetic algorithm has a similar performance with conventional field oriented control algorithm and possible to be realized into the real simple application in the future.展开更多
无刷直流电机(BLDCM,brushless DC motor)转速控制是电机控制中的重要问题之一。分析了无刷直流电机的工作原理,提出了广义预测优化PI的控制算法,采用数学模型对控制器的设计进行了理论推导。通过基于DSP的无刷直流电机实验平台进行广...无刷直流电机(BLDCM,brushless DC motor)转速控制是电机控制中的重要问题之一。分析了无刷直流电机的工作原理,提出了广义预测优化PI的控制算法,采用数学模型对控制器的设计进行了理论推导。通过基于DSP的无刷直流电机实验平台进行广义预测PI控制算法实验验证,结果表明此控制算法能显著提高系统的性能,是有效可行的。展开更多
文摘A simple control structure in servo system is occasionally needed for simple industrial application which precise and high control performance is not exessively important so that the cost production can be reduced efficiently.Simplified vector control,which has simple control structure,is utilized as the permanent magnet synchronous motor control algorithm and genetic algorithm is used to tune three PI controllers used in simplified vector control.The control performance is obtained from simulation and investigated to verify the feasibility of the algorithm to be applied in the real application.Simulation results show that the speed and torque responses of the system in both continuous time and discrete time can achieve good performances.Furthermore,simplified vector control combined with genetic algorithm has a similar performance with conventional field oriented control algorithm and possible to be realized into the real simple application in the future.
文摘无刷直流电机(BLDCM,brushless DC motor)转速控制是电机控制中的重要问题之一。分析了无刷直流电机的工作原理,提出了广义预测优化PI的控制算法,采用数学模型对控制器的设计进行了理论推导。通过基于DSP的无刷直流电机实验平台进行广义预测PI控制算法实验验证,结果表明此控制算法能显著提高系统的性能,是有效可行的。