电动角磨机用开关磁阻电机驱动系统设计  

Design of Switched Reluctance Motor Drive System for Electric Angle Grinder

作　　者：张云[1] 王知学[1] 付东山[2] 赵波[1] 

机构地区：[1]山东省科学院自动化研究所山东省汽车电子技术重点实验室,山东济南250014 [2]山东大学电气工程学院,山东济南250061

出　　处：《电机与控制应用》2017年第3期66-70,共5页Electric machines & control application

摘　　要：设计了电动角磨机用开关磁阻电机驱动系统。首先,根据电动角磨机的应用特点,设计了两相开关磁阻电机的基本结构,通过电磁仿真优化计算,确定了电机的各项参数;然后,根据电机的结构特点,给出了线性化的电机模型,并给出了电感及转矩的计算公式;接着,给出了电机的合成转矩模型,设计了低速控制方法,满足电机快速起动要求,并给出了电机高速运行时的效率优化方法及控制策略;最后,通过试验测试了设计的驱动系统。Drive system of switched reluctance motor for an electric angle grinder was designed. Firstly, according to the characteristics of the application of the electric angle grinder, the basic structure of the two phase switched reluctance motor was designed. Meanwhile, the parameters of the motor were determined by the electromagnetic simulation optimization calculation; Then, according to the structure characteristics of the motor, the linear model of the motor was given and the calculation formula of the inductance and torque were given; Then, the synthetic torque model of the motor was given and the control method at low speed process was designed to meet the requirement of fast starting of the motor. Moreover, the efficiency optimization method and the control strategy of the motor were given; Finally, the design of the driving system was tested by experiments.

关 键 词：电动角磨机 两相开关磁阻电机 电机控制 

分 类 号：TM352[电气工程—电机]