无刷直流力矩电动机系统传函的精确描述

A Full Description of Transfer Function of Brushless DC Torque Motor System

本文介绍无刷直流力矩电动机系统结构与运行原理；采用Ｐａｒｋ变换建立了无刷直流力矩电动机系统的动态数学模型；通过频域分析，推出精确描述无刷直流力矩电动机系统特性的传递函数；讨论了无刷直流力矩电动机系统参数对整个控制系统的影响。

The structure and operating principles of the brushless DC (BLDC)torque motor system are introduced in this paper. The system's dynamic model is founded on the basis of Park's transformation.The transfer function which accurately describes the performances of the BLDC torque motor system is derived from the analysis in frequency domain.The effect on the control system caused by the parameters of the BLDC torque motor is discussed.