146│2024年│2期2024年第46卷第2期塑料颗粒智能干燥控制系统设计翟昴1朱建晓2包建东1栗龙飞1作者简介:翟昴(1998-),硕士,研究方向为控制工程、电子信息工程。(1.南京理工大学自动化学院南京210094;2.苏州康尼格电子科技股份有限公司江苏常熟215500)摘要为解决传统干燥设备干燥效率低、抗干扰能力差、自动化程度低等问题,文中设计了一种以STM32微控制器为核心的塑料颗粒智能干燥控制系统,其扩展了外围接口电路,实现了各传感器通信设备的高效集成。通过引入实时操作系统FreeRTOS来管理任务,可高效完成数据采集、继电器驱动、人机交互、报警监测等任务。系统通过RS485总线实现主控制板与工控屏之间的通信,结合数码管显示和按键控制,为操作员提供了友好的人机交互界面。通过实验验证,该基于STM32的塑料颗粒智能干燥控制系统能较好地满足塑料颗粒预处理要求,具有可观的市场价值及应用前景。关键词:塑料颗粒;智能干燥;STM32;人机交互;RS485中图分类号TP273DesignofIntelligentDryingControlSystemforPlasticParticlesZHAIMao1,ZHUJianxiao2,BAOJiandong1andLILongfei1(1.NanjingUniversityofScienceandTechnology,Nanjing210094,China;2.SuzhouKonigElectronicTechonlogyCo.,Ltd.,Changshu,Jiangsu215500,China)AbstractResearchandApplicationofHybridTeachingModeBasedonDataAnalyticsInordertosolvetheproblemsoflowdryingefficiency,pooranti-interferenceabilityandlowdegreeofautomationoftraditionaldryingequipment,anintel-ligentdryingcontrolsystemforplasticparticleswithSTM32microcontrollerasthecoreisdesignedinthispaper,whichexpandstheperipheralinterfacecircuitandrealizestheefficientintegrationofeachsensorcommunicationdevice.Byintro-ducingthereal-timeoperatingsystemFreeRTOStomanagetasks,datacollection,relaydrive,human-machineinterac-tion,alarmmonitoringandothertaskscanbeefficientlycompleted.ThesystemrealizesthecommunicationbetweenthemaincontrolboardandtheindustrialcontrolscreenthroughtheRS485bus,andcombinesthedigitaltubedisplayandbut-toncontroltoprovideafriendlyhuman-machineinteractioninterfacefortheoperator.Throughexperimentalverification,theintelligentdryingcontrolsystemforplasticparticlesbasedonSTM32canbettermeettherequirementsofplasticpar-ticlepretreatment,andhasconsid...
