摘要
本文介绍了以TL494为核心采用PWM技术的直流电机控制系统。详细阐述了直流电机PWM调速控制原理、接口电路设计、H桥功率驱动原理与其电路设计。实验表明，基于TL494的H桥直流电机控制系统可简化电路结构，驱动能力强，功耗低并且控制方便，性能稳定。
This paper introduces the DC motor control system which adopts PWM technology and the TL494 as the core technology. Details of PWM DC motor speed controling theory, interface designing, H bridge power circuit designing and its driving principle have been introduced. Experiments showed that the H bridge DC motor control system based on the TL494 can simplify the circuit structure, enhance drive capability, lower power consumption .It is easy to control and has stable performance
出处
《变频技术应用》
2012年第3期55-58,共4页
INVERTER TECHNOLOGIES AND APPLICATIONS
