直流電機調(diào)速系統(tǒng)畢業(yè)設(shè)計

1、圖書分類號：密 級：畢業(yè)設(shè)計(論文)直流電機調(diào)速系統(tǒng) 直流電機調(diào)速系統(tǒng)SPEED-CONTROLLED SYSTEN OF DC MOTOR學(xué) 生 姓 名學(xué) 院 名 稱 機 電 工 程 學(xué) 院專 業(yè) 名 稱指 導(dǎo) 教 師2012 年 5 月 18 日AbstractThe contents of the thesis of this design for DC motor speed control for electric

2、 vehicle control system with microprocessor controlled DC motor speed control system performance is excellent, applies to electric bicycles or electric vehicle development. This control method has the speed performance,

3、high power factor, energy-saving, small size and light weight advantages.This paper studied the use of the MCS-51 series STC89C52 microcontroller to generate the PWM control signal to the DC motor speed control. PWM sign

4、al can be programmed by the microcontroller to be generated by adjustment of the PWM signal, the motor speed, change to and other features. Which MCU software to write programs in C language. The system also added LCD LC

5、D keyboard function circuit, making the operation much more straightforward, more humane. The circuit design method is simple, very useful and worthy of study significance. In addition, this article also uses the isolati

6、on between the chip IR2110 forward as a DC motor speed control power amplification circuit of the drive module, and the use of the optical coupler is strong, weak, in order to improve the reliability of the system.Key Ke