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大小:340.50 KB
页数:30页
时间:2020-01-12
《大电流数控可调电压源的设计》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、数控电压源设计报告ByKuangJunBinKuangJunBin:如您对本项目感兴趣或者有任何疑问,欢迎与我一起探讨:geforcefat@gmail.com。谢谢您的阅读!-30-数控电压源设计报告数控电压源摘要:本作品采用AT89S52作为系统的控制核心,基于芯片MC34063、DAC0832、CD4511、LM358、ICL7107、LM311,良好地实现电压转换、电压控制、实时显示、电流扩大、同步电压电流测量、过压保护等主要功能。另外,采用1*4键盘进行参数设置,采用LED显示参数设置,界面清晰,人机交互友好。本电压源的特色是增加了13V过压提示
2、和1.3A过流保护,以及采用ICL7107芯片实现对输出电压和输出电流电流实时测量、显示。关键词:DC-DC转换、AT89S52、数控、扩流、同步电压电流测量、过压保护ABSTRACT:ThisworkadoptstheAT89S52asthecontrol-centerofthesystem,basingonMC34063、DAC0832、CD4511、LM358、ICL7107、LM311,performingthemainfunctionsofvolttransfer,voltcontrol,displayin-phase,currentamplif
3、y,voltandcurrentmeasuringin-phase、overflowprotection.Inaddition,itadopts1*4keyboardstosetparametersandLEDtodisplaytheparameters.Theintercoursebetweenmanandmachineisfriendly.Thefunctionofourworkispowerful.KEYWORD:DC-DCtransfe、AT89S52、digitalcontrol、currentamplify、voltandcurrentmeas
4、uringin-phase、overflowprotection-30-数控电压源设计报告目录摘要·····························································1目录·····························································2第一章总论··················································41.1参赛题目···········································
5、·······41.2设计分析与比较论证··········································6第二章电路原理···············································72.1电压转换模块·············································82.2数字控制模块-30-数控电压源设计报告·············································122.1电压处理模块······························
6、···············152.2电流扩大模块·············································172.3功能扩展模块·············································18第三章软件流程···············································223.1主体流程·················································22第四章测试分析·······························
7、···················254.1测试仪器··················································254.2测试方法与数据···········································26第五章完成与总结-30-数控电压源设计报告············································28第一章总论A题数控电压源一、任务设计并制作一个简易数控稳压电源。二、要求(一)基本要求1、在输入直流电压变化范围+3V~+12V的条件下:(1)输出要求:a.
8、输出电压:0V到+10V/DC可调,步进为0.1V,误差的绝对值小
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