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1、毕业设计（论文）题目基于单片机的电动自行车快速充电器设计系别：电信系专业：电子信息工程班级：KT883-1学号：2008K830103学生姓名：屈发富指导老师：黄晓林罗五四完成日期：2012年6月3日摘要随着人们环保意识的增强，以电动自行车作为交通工具，已成为人们的首选。而电池及其充电器是电动自行车的核心部件，老式充电器主要是限流限压、恒流限压式充电器，这些充电器设计并不理想。课题针对电动自行车电池的特点，以单片机作为控制芯片，采用四模式充电技术，设计了一种基于单片机控制的电动自行车充电器，电路简单可靠，参数调整方便，同传统充电器相比，具有充电时间短，能耗低等优点，使蓄电池具有
2、较大的使用容量和较长的循环寿命。关键词：单片机；充电器；四模式充电技术；蓄电池AbstractWiththeenhancementofenvironmentalawarenessamongthepeople,totakeelectricbicycleasameansoftransporthasbecomepeople’firstchoice.Batteriesandchargersarethecorecomponentsoftheelectricbicycle,currentlimitedrestrictionsPressurechargerandtheconstantcons
3、traintsPressurechargerarethemainchargersintheolddays,butthedesignofthesechargerisnotperfect,agaistthecharacteristicoftheelctricbicyclebatterisPIC16F73microcontrollerisusedasthecontrollingchip,wedesignachagerwhichiscontrolledbySCM,usingfourmodelschargingtechnology.thecircuitissimpleandreliabl
4、e,theparametersareeasilytobeadjust,comparedwitholdchargers,theperformancesuchastheshortchagingtime,lowenergylossesareeasilyobtained,thechargingbehavorsmakethebatteryhavegoodcapacitanceandalongcyclelife.Keywords:singlechipmicrocomputer;four-modechargingtechnology;BatteryAbstractWiththeenhance
5、mentofenvironmentalawarenessamongthepeople,totakeelectricbicycleasameansoftransporthasbecomepeople’firstchoice.Batteriesandchargersarethecorecomponentsoftheelectricbicycle,currentlimitedrestrictionsPressurechargerandtheconstantconstraintsPressurechargerarethemainchargersintheolddays,butthede
6、signofthesechargerisnotperfect,agaistthecharacteristicoftheelctricbicyclebatterisPIC16F73microcontrollerisusedasthecontrollingchip,wedesignachagerwhichiscontrolledbySCM,usingfourmodelschargingtechnology.thecircuitissimpleandreliable,theparametersareeasilytobeadjust,comparedwitholdchargers,th
7、eperformancesuchastheshortchagingtime,lowenergylossesareeasilyobtained,thechargingbehavorsmakethebatteryhavegoodcapacitanceandalongcyclelife.Keywords:charger;PIC16F73SCM;four-modechargingtechnology;Battery目 录1概论12电动自行车充电模式分析22.1密封铅酸蓄电池的结构、原理分析22.2充
