基于STC单片机的智能化病房温控系统设计与实现.pdfVIP

基于STC单片机的智能化病房 温控系统设计与实现 摘要：该文以搭建具有模块化 、智能化 、精确化性质的病房温控系统为目标&对部分三甲医院现有温控系统展开了具体研 究&对其现有问题展开了分析&提出和设计了一种基于STC单片机的智能化病房温控系统 ；该系统以PC端系统作为上位机端& 单片机硬件系统作为下位机端& STC89C51作为单片机主控板块&温湿度测量使用DHT11传感器&室内CO2浓度采用T6713 — 5K传感器测量&并通过接口将数据传输至单片机&温湿度及CO2浓度等信息通过LCD1602显示屏展示&同时通过PID算法参数 调整&实现室温调节&另外上位机端设置蜂鸣器对超出温湿度及CO2浓度阈值的进行预警 ；经实验测试该系统实现了病房温湿 度的有效控制及病房环境数据的可视化 ；经实际应用满足了部分医院病房温湿度智能化控制要求&使温湿度维持在20〜25°C和 40%RH〜55%RH 之间 ％ 关键词：STC单片机 ；病房温控系统 ；下位机 ；可视化 Design and Mplementation of Intelligent Ward Temperature Control System BasedonSTCSingleChip Microcomputer Abstract : With the goal of building a modular, intelligent and precise ward temperature control system, this paper conducts a specificstudyontheexistingtemperaturecontrolsystemsofsometertiaryhospitals,analyzestheirexistingproblems,andproposes anddesignsaAninteligentwardtemperaturecontrolsystembasedonSTCsingle-chipmicrocomputer；thesystemusesthePCtermi- nal system as the upper computer terminal ,the single-chip hardware system as the lower computer terminal ,the STC89C51 as the single-chip main control plate ,the temperature and humidity measurements using DHT11 sensor,indoor CO2 concentration measure- mentusingT6713 —5Ksensor,andsimultaneouslythedataistransmittedtothesingle-chipmicrocomputerthroughtheinterface ,the temperature and humidity and CO2 concentration and other information are displayed on the LCD1602 display screen,and at the same time ,thePIDalgorithmparametersareadjustedtorealizetheroomtemperatureadjustmentandCO 2concentrationthresholdforearly warning ；throughexperimentaltests ,thesystemrealizestheefectivecontrolofwardtemperatureandhumidityandthevisualization ofwardenvironmentaldata；throughpracticalapplication ,theinteligentcontroloftemperatureandhumidityinsomehospitalwards issatisfied,whichkeepsthetemperatureof2 C to25 C andthehum