2、要介绍了PLC与其他智能装置及个人计算机联网，组成的控制系统。本系统提高了主通风机设备的自动化管理水平，有力地保证了主通风机设备的经济、可靠运行，为设备的管理和维修提供了可靠的科学依据。关键词：煤矿通风机；PLC；在线控制-39-安徽工程大学毕业设计（论文）DesignofFanControlSystemBasedonPLCAbstractThe programmable logic controller(PLC) is a microprocessor core, acombinationofcomputer technology, automaticcon
3、troltechnology and networkcommunicationtechnology, generalindustrialcontroldevices. Ithas easytouse,easymaintenance,reliability,highcostperformance characteristics, widelyusedin many areas of industrialcontrol.The minevertilator coal production equipment, the fan canwork adirectimpa
4、cton coal productionactivities. Therefore, the main fan toachieve onlinemonitoring of veryimportant significance.Inthispaper, the workingenvironment andoperationalcharacteristics of theventilator, the PLCasthe master device tointroduce a programmablelogiccontroller (PLC)in the minev
5、entilation system; explore compositionand designof fan system to achieve automaticcontrolsystem; involvedin equipmentselection andconfiguration of hardware; thepreparationof the ventilator toachieve automaticcontrol ladder; andbrieflydescribes the PLCand otherintelligentdevices andp
6、ersonal computers networked controlsystemcomposedof.Thissystem improvesthe ventilator equipment automation managementlevel, toensure the main ventilator equipment, economic, reliableoperation, andprovidesareliable scientificbasis for themanagementandmaintenance ofequipment.Keywords:
