介绍了无刷直流电动机的控制原理，给出了系统设计的整体方案，并详述了硬件电路和软件程序设计。
In this paper, we introduced the control theory of brushless DC motor, and proposed the design scheme, software method and hardware electric circuit for whole system.
还介绍了这种直流电动机的设计原理。
本文是基于双闭环直流驱动原理及双闭环直流驱动系统工程设计方法，设计出应用于直流电动机的双闭环直流驱动系统。
We have designed the DC drive system of double closed loops according to the methods of the project design, which based on the DC drive regulation principle.
根据无刷直流电动机的特性，讨论了数字pid控制系统的设计原理和实现方法。
The design principle and realization method of the digital PID control system are discussed according to the characteristic of DC brushless motor.
介绍以蓄电池和串励直流电动机为动力的电动搬运车辆用斩波器的种类、型号、参数、电路原理和应用情况。
The sort, type, parameter, circuitry and application of the choppers used in power-driven vehicles with storage battery or series DC motors.
本文从永磁无刷直流电动机的基本工作原理出发，分析了引起转矩脉动的原因并建立无刷直流电动机的动态数学模型。
From the basic operation principles of the permanent magnet brushless DC motor, this paper analyses the producing reasons of torque pulsation and establishes the mathematical model.
这种模型可以采用和直流电动机动态设计同样的原理进行电流环及速度环的设计。
This model permits the design of the current and speed control loops to adopt the same principles as the dynamic design of armature DC motor drives.
介绍了作者自制的演示直流电动机原理的灯光演示仪的结构、特点、电路原理和彩灯换向工作原理。
This article introduces the structures, characters, electrocircuit and color light changing-orientation work principles of author's self-making light demonstrator of DC electromotor principles.
介绍了基于单片机8051PWM 控制的电动机原理，阐述了8051与直流电动机构成的电机可逆控制和不可逆控制的实现过程。
This paper introduces the principle of electromotor based on single chip computer 8051PWM, and the realization process of reversible control and non-reversible control.
本课程主要介绍直流电动机、交流电动机、控制电机和变压器的基本结构、工作原理；
The structure and operation principle of DC motor, AC motor, control motor and transformer are introduced in this course.
本课程主要介绍直流电动机、交流电动机、控制电机和变压器的基本结构、工作原理；
The structure and operation principle of DC motor, AC motor, control motor and transformer are introduced in this course.
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