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ID:32220275
大小:2.36 MB
页数:70页
时间:2019-02-01
《智能化粮库粮食计量与温湿度监控系统的分析》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、monitoringcenterandtesting&acquisitionmodule.Supervisioncenterwasabletorealizetheserialcommunicationsanddatamanagement,whichcouldshowtheactualsituationofthegrainstoragedirectly.ThemainresearchworkWasasfollows.Firstly,putforwardtheoveralldesignschemeofthesystemandtheintelligentgrainmeas
2、urementandgrainmonitoring&managementsystemisdividedintofourparts:thestudyoffieldsensors、dataacquisitionmoduledesign、datatransfermoduledesignandcentersoftwaredevelopment。Introducehardwareandsoftwareofthesystemandthesystemfunction,givetheoverallsystemflowchart.Secondly,elaborateonworking
3、principlesandapplicationsofultrasonicrangingsensors、digitaltemperatureandhumiditysensors,moisturesensorsanddoorsensorswitch;focusontheintroductionofultrasonicdistancemeasurementsensor’workingprinciple,thecalibrationprocess,analyzethesystem’generationandprocessingofthedetectsignal.Third
4、ly,introducethesystemhardwarearchitectureofdataacquisitionmoduleandmicrocontrollerontheprocessofdesignandimplementationofdataacquisitionandtransmissionmodule,andgivetheflowchartofthedataacquisitionsoftware.Finally,inthedesignofthemasterdeviceandthedetectingandcontrollingmachine,introdu
5、cetheirstructureandcompositionintheentiresystem.Atthesametime,inordertoensurethemeasurementofintelligentgrainstorageandmonitoring&managementsystemoperatereliably,anti-jammingdesign,themeasurementoffood,thesignalacquisitionontemperatureandhumidityandgrainmoisturecontentareaddedhere.TheS
6、UCCESSofthissystemhasagreatreferencesignificancetoearthquakemonitoring,environmentalmonitoring,oilfieldwhichisdistributedtelemetryandtelecontrolsystem.Therefore,thissystemhasabroadmarketprospectKEYWOEDS:Sensingdetectiondevice,ATmega128,Dataacquisitionmodule,Themaincontroldevice,Communi
7、cationmoduleThisprojectsupponedbyAgricullureScienceandTechnologyInnovationinofShaanxiProvince(2010NKC.32)Ⅳ目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..IABSTRACT⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯III1弓I言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11.1课题研究的背景、目的及意义⋯⋯⋯⋯⋯
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