第5卷第8期新一代信息技术Vol.5No.82022年4月NEWGENERATIONOFINFORMATIONTECHNOLOGYApr.2022基金项目:2021年安徽省高等学校大学生创新创业训练计划项目(项目编号:S202110360264)Foundationitem:InnovationandEntrepreneurshipTrainingProgramProjectforCollegeStudentsinAnhuiProvincein2021(No.S202110360264)通讯作者:吕真真(1998),女,研究方向:测控技术与仪器。DOI:10.3969/j.issn.2096-6091.2022.08.001基于电磁寻迹和分段PID算法的智能车设计吕真真,黄晓辉,李丹,朱小强,唐武雪(安徽工业大学,电气与信息工程学院,安徽马鞍山243032)摘要:针对智能车使用摄像头寻迹、红外寻迹易受到外界环境影响,使寻迹不稳定的问题,本文给出了一种基于电磁导航并结合闭环PID算法和差速转向的智能小车循迹方法并通过调节PWM波的占空比实现智能小车的差速转向。实验表明该方案使智能车以平均2.5m/s速度稳定完成出入库、环岛、坡道、曲线弯道、十字交叉路口等的寻迹过程。关键词:智能车;电磁寻迹;PID;闭环控制本文著录格式:吕真真,黄晓辉,李丹,等.基于电磁寻迹和分段PID算法的智能车设计[J].新一代信息技术,2022,5(8):01-05中图分类号:TP23文献标识码:AIntelligentCarDesignBasedonElectromagneticTrackingandSegmentedPIDAlgorithmLVZhen-zhen,HUANGXiao-hui,LIDan,ZHUXiao-qiang,TANGWuxue(SchoolofElectricalandInformationEngineering,AnhuiUniversityofTechnology,AnhuiMa'anshan243032,China)Abstract:Aimingattheproblemthatthetrackingofintelligentcarisunstableduetotheinfluenceofexternalenvironmentwhenusingcameraandinfraredtracking,thispaperpresentsatrackingmethodofintelligentcarbasedonelectromagneticnavigationcombinedwithclosed-loopPIDalgorithmanddifferentialsteering,andrealizesthedifferentialsteeringofintelligentcarbyad-justingthedutyratioofPWMwave.Experimentsshowthattheschemeenablestheintelligentvehicletostablycompletethetracingprocessatanaveragespeedof2.5m/s,suchasenteringandleavingthewarehouse,roundabout,ramp,curveandinter-section,etc.Keywords:smartcar;electromagnetictracking;PID;closedloopcontrolCitation:LVZhen-zhen,HUANGXiao-hui,LIDan,etal.IntelligentCarDesignBasedonElectromagneticTrackingandSeg-mentedPIDAlgorithm[J].NewGenerationofInformationTechno...