模拟自动出水龙头控制系统设计与实现

南阳理工学院本科生毕业设计(论文)学院：电子与电气工程学院专业：自动化学生：指导教师：完成日期2014年5月南阳理工学院本科生毕业设计（论文）模拟自动出水龙头控制系统设计与实现DesignAndImplementationofControlSystemofTheAnalogAutomaticControlTapOut总计：30页表格：1个插图：27幅南阳理工学院本科毕业设计（论文）模拟自动出水龙头控制系统设计与实现DesignAndImplementationofControlSystemofTheAnalogAutomaticControlTapOut学院：电子与电气工程学院专业：自动化学生姓名：学号：指导教师（职称）：评阅教师：完成日期：南阳理工学院NanyangInstituteofTechnology模拟自动出水龙头控制系统设计与实现I基于单片机的自动出水龙头控制系统设计[摘要]本文介绍的是采用PIR热释电红外传感器采集数据，AT89C51单片机进行数据处理，以LM358电路为驱动电路，结合当前水龙头技术的发展，开发出一种具有自动出水功能的新型PIR热释电红外传感器控制水龙头。文中对自动水龙头的研究重点包括：水龙头硬件系统的设计、自动水龙头软件系统的设计和系统各功能的调试。通过对红外模块特性的研究，设计出红外线接收电路、红外线放大电路方案；通过对电磁阀的工作电压和单片机输出的弱信号特性的研究，设计了弱电控制强电的控制方案。最后，通过不断仿真和调试，对系统方案进行优化，自动出水龙头达到了设计目的。.[关键词]单片机；PIR热释电红外传感器；水龙头；电磁阀DesignAndImplementationofControlSystemofTheAnalogAutomaticControlTapOutAutomationSpecialtyZHOUXin－yuAbstract:ThispaperisusinganewkindofPIRpyroelectricinfraredsensortocollectdata,theAT89C51singlechipmicrocomputerfordataprocessing,theLM358circuitfordrivingcircuit,andcombiningwiththecurrentdevelopmentoffaucettechnology,theauthordevelopedamultifunctionlanewtypeofPIRpyroelectricinfraredsensorcontrolfaucetwithautomaticcontroltapout.Inthispaper,theautomatictapoutresearchfocusedon:automaticcontroltapouthardwaresystemdesign,automaticcontroltapoutsoftwaresystemdesignandeachfunctionofthesystemdebug.Throughtheresearchtoinfraredmodulesfeature,theauthordesignaninfraredreceivingcircuitandinfraredamplifyingcircuitscheme.Throughthedesigntotheworkingvoltageofsolenoidvalveandtheweaksignaloftheoutputofthesinglechipmicrocomputer,theauthordesignaWeakcurrentcontrolhighvoltagecontrolprogram.Finally,thissystemprogramsarecheckedandoptimizedthroughthesimulationanddebugging.Keywords:MCU;PIRpyroelectricinfraredsensor;faucet;solenoidvalve模拟自动出水龙头控制系统设计与实现II目录1引言........................................................................................................................................11.1自动出水龙头的国内外研究现状.............................................................................11.2本课题研究的目的和意义.........................................................................................12总体方案设计........................................................................................................................22.1设计方案选择与论证.................................................................................................22.1.1555控制方案...................................................................................................22.1.2SM9576红外传感器控制方案.......................................................................42.1.3PIR控制方案...................................................................................................52.2水龙头的系统总体设计方案.....................................................................................73系统硬件设计........................................................................................................................83.1控制电路设计..............................................................................................................83.1.1单片机的选择..................................................................................................83.1.2稳压电源电路................................................................................................103.1.3时钟电路........................................................................................................113.1.4复位电路........................................................................................................123.2输入电路设计...........................................................................................................133.2.1红外接收电路................................................................................................133.2.2电压比较器电路............................................................................................143.2.3光敏电阻与LED灯电路................................................................................153.3输出电路设计...........................................................................................................163.3.1继电器............................................................................................................163.3.2电磁阀............................................................................................................174系统软件设计..........................................................194.1Proteus仿真系统....................................................................................................194.2系统程序设计...........................................................................................................195仿真与调试........................................................................................................................205.1编译调试...................................................................................................................205.2调试出现的问题和解决办法...................................................................................215.3调试结果...................................................................................................................21结束语........