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ID:33973554
大小:7.03 MB
页数:88页
时间:2019-03-03
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1、西南大学硕士学位论文IIAbstractOurcountryisalargeagriculturalnationwithbigwaterconservancy,whichplaysadecisiveroleinnationaleconomicdevelopment.Ruralirrigationpumpingstationplaysanimportantroleinfieldirrigation.Mostirrigationstationswerebuiltinremoteareas,wheremanageandmaintenan
2、cearenotconducivetoget.Atpresent,manyofthecentralizedpumpingstationarestillinarelativelybackwardstate,andoperatedatlowefficiency,mainlyrelyonmanualoperationandtheoperationprocedures,haslowdegreeofautomation.Lowreliability,thelaborintensityofworkers,seriouswasteofresou
3、rcesandotherdefects,donotfittheneedofmodemdevelopment,especiallyinourcountrybroadandmountainousareas,becauseofthegeographicalrestrictions,pumpingstationsandwaterareseparatedbydistance,increasingthemonitoringdifficulty.Inordertoachieveautomaticcontrolofirrigationstatio
4、ns,improveitsavailability,monitoringandmaintenanceefficiency,AgricultureDepartmentofSichuanProvincialplanstoinstalledwirelesscontrolterminal(pumpingstationterminal)in30typicalelectromechanicalirrigationpumpingstationswhichareinsidetherangeofsixkeycountiesinruralirriga
5、tion.Asdemonstration,thisCanhelprealizeautomationandremotecontrolofpumpingstations,includinginformationtf.ansformation.Theinformationlizeofpumpingstationshouldbebuiltonsocialneedsassessmentsurvey,andtheactualsituationofpumpingstation.Designofthecontrolsystemcanbedivid
6、edintothreeparts,thewirelesscontrolterminalruralofirrigationpumpingstation,managementcenter(irrigationDataPlatform)andmobilemanagementclient.Inthispaper,wirelesscontrolterminal(pumpingstationterminal)ofruralirrigationpumpingstationisthemainobjectofthestudy,whichisdesi
7、gnedbasedonGSMremotemonitoringsystemandmicrocomputerunitofARM7.thecontrolsystemuseGSMmoduletotransmitfielddatabetweenPCandthepumpingstationterminal.Thepumpingstationterminalownthefunctionsofcommunication,measurementandcontrol,recording,andunaRended.Pumpingstationtermi
8、nalisthemainequipmentofsitecontrolsystem.usingLPC2132basedoncoreARM7asthemicrocomputerunit,whichisembeddedintegratedUARTseri
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