高频率响应的三相混合式步进电机细分驱动的研究  

Researeh of Sine-wave Subdivision Current Driver for Three-phase Hybrid Stepping Motor Based on Single Chip Computer

作　　者：吴根忠[1,2] 李剑清[1,2] 童佳[1,2] 

机构地区：[1]浙江工业大学,310032 [2]嘉兴学院,314001

出　　处：《电机技术》2006年第3期7-9,共3页Electrical Machinery Technology

摘　　要：在分析三相混合式步进电机正弦波电流细分驱动的机理基础上,详细介绍了电流采样电路、电流控制型的PWM信号产生电路和单片机的选型,实现了能工作于高电压大电流、步进脉冲频率可达200kHz的正弦波电流细分驱动系统。Based on analyzing the principle of sinewave phase current at subdivision driving for 3-phase hybrid stepping motor, a current sample circuit, current-controlled generation circuit of PWM and selection of single chip computer is introduced in detail. A sine-wave phase current subdivision driving system is realized. It can work under high voltage and high current, and the frequency of step drive pulse exceeds 200kHz.

关 键 词：混合式步进电机 细分驱动 单片机 电流控制 

分 类 号：TM383.6[电气工程—电机]