基于反激式电源的三相步进电机驱动器设计  

Design of Three-phase Stepping Motor Driver Based on Flyback Power Supply

作　　者：高嵩[1] 张润杰[2] 

机构地区：[1]南京电子技术研究所,南京210013 [2]太原卫星发射中心,太原033613

出　　处：《现代雷达》2008年第11期77-79,82,共4页Modern Radar

摘　　要：介绍了一种三相混合式步进电机驱动器的设计及其在某微波云台中的应用。利用反激式电源提供的多路隔离电源,设计出基于斩波恒流驱动方式的驱动器。反激式电源大大减小电源体积,运用集成隔离放大器HCPL-7840使得反馈电路简单、可靠性高。结果表明,本驱动器消除了低频振荡,有良好的矩频特性。This paper describes a design of three-phase hybrid stepping motor driver and its application in a microwave tilt.Using isolated multi-channel power supply provide by flyback power source,the driver system is developed based on the mode of constant circuit with chopped wave.Flyback power supply reduces the volume of the power supply while integrated isolation amplifier HCPL-7840 simplifies feedback circuit and increases the reliability.The results indicate that the driver has good torque-frequency character...

关 键 词：三相步进电机 细分驱动 反激式电源 斩波恒流 

分 类 号：TM383.6[电气工程—电机]