手机应急充电器的设计与制作摘要随着人类对矿物资源的开采,矿物能源日益短缺,环境污染日益严重,寻找更清洁和更有效的可再生能源已成为优先事项。丰富、可再生和清洁的太阳能,人类使用太阳能的情况有了很大的改善。电子产品,例如移动电话,在生活中发挥着越来越重要的作用,但它们的电量很容易耗尽。尤其是在外出行的时候,给人们带来很大的不便,这个问题如何解决呢?本文针对这一问题摘要介绍了一种采用单片控制电路的便携式太阳能充电器的设计,并利用光电原理将太阳能转化为电能它可以作为电源来给电子产品充电,有着巨大的优势。关键词:太阳能,光伏发电原理,单片机,电池,DCDC变换ABSTRACTWith the exploitation of mineral resources,mineral energy is increasingly scarce,and environmental pollution is becoming increasingly serious.Finding cleaner and moreeffective renewable energy has become a priority.With abundant,renewable and cleansolar energy,human use of solar energy has been greatly improved.Electronic products,such as mobile phones,play an increasingly important role in life,but their power iseasily exhausted.Especially when traveling outside,it brings great inconvenience topeople.How to solve this problem?Aiming at this problem,this thesis introduces thedesign of a portable solar charger using a single chip control circuit,and uses thephotoelectric principle to convert solar energy into electrical energy.It can be used as apower source to charge electronic products,which has great advantages.Keywords:solar energy,photovoltaic power generation principle,single chipmicrocomputer,battery,DC/DC conversion.目录摘要ABSTRACT…第一章绪论】1.1本课题研究背景..11.2本课题研究目的及意义…1.3本课题研究的主要内容2第二章手机充电器.32.1手机充电器的发展历程.32.2手机充电器的工作原理….32.2.1手机电池的工作机理.32.2.2手机充电方式.….42.3太阳能充电器的优点第三章系统硬件设计.63.1系统总体设计方案.…..63.2太阳能光伏系统.73.3应用7805….73.4控制电路设计.83.4.1单片机简介.….83.4.2单片电路..103.5电流电压的采集及转换.103.6按键电路设计..123.7数码管显示电路设计.….133.8DCDC变换电路的实现.14第四章系统软件设计.154.1系统整体方案框架.154.2初始化电路154.3按键采集程序...164.4数码管显示子程序.174.5数据采集及模数转换程序.174.6充电子程序设计….17
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