数控直流稳压电源.doc

目录
   
0前言 …………………………………………………………………3
1直流稳压电源概述 ………………………………………………………………………4
1.1 智能化……………………………………………………………………4
1.2数字化……………………………………………………………4
1.3模块化……………………………………………………………5
1.4绿色化 …………………………………………………………………5
2数控直流稳压电源的国内外研究现状 ……………………………………………………5
3系统硬件设计 ……………………………………………………………………6
3.1系统电源模块……………………………………………………6
3.2电源调整模块…………………………………………………………………………..6
3.3D/A转换模块…………………………………………………………………………..7
3.4显示与键盘模块………………………………………………………………………...9
4系统软件设计…………………………………………………………………………………9
5结论 ……………………………………………………………………………10
致谢  ……………………………………………………………………………11
参考文献…………………………………………………………………………12

摘要

    随着电力电子技术的迅速发展，数控直流稳压电源应用非常广泛，其好坏直接影响着电气设备或控制系统的工作性能。本文介绍了一种基于单片机的智能稳压电源的设计方案。其核心技术是通过单片机控制数模转换来改变其后的稳压模块的输出。该系统由整流滤波初步稳压部分、单片机控制部分、DAC和显示部分组成。该电路具有数字调节，输出精度高的特色。

关键词：数控；直流稳压；单片机；电源

Abstract

 Along with the rapid development of the power electronic technology.Numerical control www.51lunwen.comdc voltage source is used extensively.Its direct impact on electrical equipment or control system performance.This paper introduces a single-chip microcomputer-based Intelligent Power Supply Design program.Its core technology through the MCU to control digital-to-analog converters to change the voltage regulator module subsequent output.The system consists of rectifier filter preliminary regulator of the MCU control of the DAC and display components.This circuit has digital adjustment,and the characteristics of high precision output.

Key words: CNC；Dc voltage；MCU；Powe


关键词：数控；直流稳压；单片机；电源