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ResearchonPowerConsumptionManagementofRuralIrrigationBasedonIntelligentAmmeterMengZhang1,a,ManCheng1,b,LeiSun1,c,LiminShao1,d*andXuesongSuo1,e1CollegeofMechanicalandElectricalEngineering,AgriculturalUniversityofHebei,Baoding071001,Chinaazhangmeng8426@163.
com,b58846407@qq.
com,cslslsl0811@126.
com,dshaolm@126.
com,e105881200@qq.
comCorrespondingAuthor:LiminShaoKeywords:Ruralirrigation,powerconsumptionmanagement,intelligentammeter.
Abstract.
Thisprojectisbasedontheinstallationofintelligentelectricammeter,researchesonpowerconsumptionmanagementofruralirrigation.
Itcansolvesomeproblemsintheruralirrigationpowerconsumptionmanagement,canmakeabreakthrough,researchresultswillprovidetheoreticalandtechnicalsupporttothemanagement,andhasanimportantpracticalsignificance.
Studyonthisprojectwillimprovethelevelofpowermanagementforirrigationinruralareas,isconducivetotheimprovementofruralpowersupplyquality,andbringpracticalbenefitsforfarmers,isconducivetotheconstructioninruralpowernetworkreformandruralsmartgrid.
1.
IntroductionPromotingruralpowergridisanimportantcontentofbuildingthesmartgrid.
Strongandreliable,cost-effective,cleanandenvironmentallyfriendly,transparentandopenarethebasicmeaningsoftheruralnetworkintelligence.
Itshouldimprovethepowermanagement,operationandtransmissionefficiency,improvethetechnicallevelofequipment,andprovidehighqualitypowersupply,lowpowerconsumption,promoteefficientuseofenergyintheruralpowergrid[1].
However,therearestillsomeproblemsoftheruralpowergridmanagement,especiallyinirrigationpowerconsumptionmanagement[2],whichrestrictsthedevelopmentlevelofruralpowerconsumptionmanagement.
Researchonthisprojectwillhelptoimprovetheirrigationofruralpowerconsumptionmanagementlevel,willhelpimprovethequalityofruralpowersupply,andbringbenefitstothefarmers,helpruralgridreformandconstructionofruralsmartgrid.
2.
Statusandproblemsofruralirrigationpowerconsumptionmanagement2.
1Statusofruralirrigationpowerconsumptionmanagement.
Ruralirrigationpowermanagementhasalotofblindspots,throughthedevelopmentofruralpowergridsandsmartgrid,ruralpowermanagementlevelhasimprovedinsomedegree,butduetothelimitationsofruralpowersystem,themanagementstatusofruralirrigationelectricitystillfallsbehind[3-4].
Mostruralareasstillhavenotinstalledintelligentammeters,theareainstallationofsmartammetersjustusingforgettingelectricitycharge,doesnotapplyinthefieldofpowerconsumptionmanagement[5-6],resultingintheruralirrigationpowerconsumptionmanagementremainsthedisadvantageofthefollowingaspects:(1)Sincetheelectricityfacilitypropertydiversification,"humanfeelingselectricity,relationselectricity"andotherissues,thepriceofelectricityisnotstandardizedmanagement(2)Poorruralirrigationelectricalequipment,thepresenceofconnectingwireswithoutpermission,therearemanysecurityrisks,caneasilyresultinpersonalelectricshock.
(3)Irrigationelectricityshowsremarkableseasonality,powergridcapacitycannotmeetthefast-growingloaddemand,irrigationpeakpowerqualitydecline,bringinconveniencetopowerusers.
2.
2Problemsofruralirrigationpowerconsumptionmanagement.
Keyissuesoftheruralirrigationpowermanagementarethatprofessionalsofthepowerenterprisesshouldchecktheexistingunsafeelectricalbehaviorinruralareas,intimetostop;electricitystealingisserious,toincreasetheinspectioneffortsofelectricityuseinruralareas,setupaspecialsupervisionandmanagementdepartments[7].
Remarkableseasonalityofirrigationpower,transformersoftenatfullload(sometimesoverload)running,irrigationpeakpowerqualitydecline.
Aftertheautumnharvest,mostofthetransformerslieidle,causingunnecessarywasteofenergy[8].
Inrecentyears,increaseinvestmentinruralfarmlandirrigationanddrainageprojectsfocusedlaunched.
Ontheconstructionofruralpowergrid,historicaldebtsareexistence,newprojectsapprovaldifficult,insufficientfunds,longconstructionperiod,theseproblemscausedpowergridcapacitycannotmeetthefast-growingloaddemand.
3.
RuralirrigationpowerconsumptionmanagementschemeTosolvetheaboveproblems,aruralirrigationpowerconsumptionmanagementmethodisbasedontheintelligentpumpedwellsammeter.
Anintelligentpumpedwellammeterhasmulti-cardsforseveralusers,electricityunitpriceisset,infraredmeasurementandotherfunctions[9].
Basedonthiskindofammeter,canreasonablybasisofthecardforeachuser'scharge;andconvenientformanaging;newirrigationmethods,flexibilityinwatersupplylinkchargedmanagementfees;easysegmentmaintenance,toensureusersafety,andpreventthepresenceofconnectingwireswithoutpermission;countonelectricityforirrigationcombinedwithrainfall,short-termandlong-termpredictiontoensurethatthesupplyofpowerandpowerquality.
Atpresent,thestudyofpowerconsumptionmanagementforruralirrigationisstillnotcomprehensive.
Thepowercardprogram,anestablishmentof"awell,aline"and"anammeter,multi-cards"istheagriculturalirrigationconstructionandrenovationmode.
Usingofpre-paidcardmode,theoriginalchargebythepumpedwellinsteadbyusers.
Theoperatorsimplysetselectricityprices(whichcancauseadditionalwaterandequipmentcost)foreachuserinthemanagementsoftware,itcanrealizethepersonalcharges.
Intelligentammetersnotonlyhasunitconversion,auto-zerofunction,butalsohavepowerfulautomaticmeasurementanddataprocessingcapabilities,thuspromotingtheuseofintelligentammetershasimportantsignificanceinimprovingtheefficiencyofthepowermanagement.
Applicationoflowvoltageautomaticcarrierwavepowerconsumptionmeasurementsystemcansolvethedifficultinchargingagriculturalirrigationelectricitymanagementfees,lowpowerandirrigationefficiency,electricitystealingandotherissues.
Thedesignofpowerconsumptionmanagementsystemandtheapplicationofintelligentammetercanprovidereferenceforimprovingthemanagementlevelandefficiencyofelectricity.
4.
ManagementprogramfunctiondesignAccordingtothepresentsituationoftheruralirrigationpowerconsumptionmanagement,themaindesignplanisasfollows:Fig.
1Designofmanagementsystem(1)DemandanalysisofruralirrigationpowerconsumptionmanagementResearchonruralareasinBaodingforthestatusofruralirrigationpowerandsmartgriddevelopmentanalyzesthedemandofruralpowerconsumptionmanagement.
Basedonintelligentpumpedwellammeters,ruralpowerconsumptionmanagementshouldimplementelectricitychargemanagement,powerqualitymonitoring,electricityshort-termandlong-termprediction[10].
(2)RuralirrigationpowerconsumptionmanagementdesignbasedonpumpedwellsintelligentammeterUsingintelligentammetersforruralirrigationpowerconsumptionmanagement.
Throughintelligentammeters,communicationequipments,acquisitionequipments,collectdatatablesinclude:concentratorinformationtable,acquisitioninformationtable,smartammetersinformationtable,electricitypriceinformationtableandconfigurationtables,asshowninTable1[11].
Operationaldatainclude:mainlyusedforreal-timedatarecordingeachammeter.
Statisticsinclude:dailyconsumptionstatistics,userpoweroutageinformationtables,powerqualitystatisticstables.
Dailyconsumptionstatisticsismainlyusedforelectricityuserstocountelectricityconsumption;userpoweroutageinformationisuserinformationforpoweroutagestatist;powerqualitystatisticsismainlyusedforuserpowerqualitymanagement.
Real-timedatamonitoringfunctioncanmonitorspecifieduserinthecontrolcentertomonitorthesmartammeters,topreventelectricitystealing,conducivetoon-siteservice.
Historicaldatacanbestoredstatisticalfunctions,statisticalmeasurementdatasmartammeterstosaveallkindsofammeterreadingdatarecordingandmonitoringdata,togenerateanimage,andprint.
Theelectricityhistoricaldatacanbeusedasthebasisoftheloaddata,thenautomaticallycopythedata,savetothedatabase.
Usinghistoricaldatacombinedwithweatherforecastscanbeshort-termandlong-termforecastsofelectricityforirrigation.
FameviewapplicationsoftwareplatformbasedonMicrosoftSQLServer2005databasetechnologyachievethefunctionofruralirrigationpowerconsumptionmanagementsystem.
Table1DatacollectiontableEquipmentFunctionCharacteristicConcentrator1)Powerqualitymonitoringandmanagement2)Energymetering1)multi-function2)lowpower3)interactionIntelligentammeter1)divided-periodprice2)prepayment3)remotecontrol4)intelligentreminder1)lowpower2)highprecision3)multiplecollectiondatatypes4)eventalarmfunction(3)DesignoptimizationThepowermanagementsystembasedintelligentwellsappliessurroundingBaodingruralareas,andthedesignimprovesinengineering.
1)FunctiondesignAccordingtotheabovedesignideasforruralirrigationpowerconsumptionmanagement,implementedfeaturesinclude:electricitychargemanagement,real-timedatamonitoring,historicaldatainquiry,powerqualityanalysis,supplyreliabilityanalysis,electricityforecastingandequipmentmaintenancemanagement.
2)SystemdatabasestructuredesignAccordingtothedemandanalysisanddatabasedesignprinciples,cleardatabyname,theamountofdatasize,scopeandrelationshipsinvolvedeachdatabasetablestructurewillbedividedintoammeterdatatable,operatingdatatableandstatisticstable.
3)FunctionstoachieveForthedemandofruralirrigationpowerconsumptionmanagement,combinedwithsoftwareplatformarchitecture,databasedesign,softwareandhardwareconstitutionandotherrelatedtechnologies.
Intheruralirrigationmanagementsystembasedonintelligentpumpedwellammeter,theapplicationofFameviewplatform,usedwithFusionChartsgraphicsproductiontechnologybasedonFlash,thereportingsoftware,MicrosoftSQLServer2005databasetechnologycanachievethefunctionsofthesystem.
5.
ConclusionAtpresent,therearestillsomeproblemsinruralirrigationpowerconsumptionmanagement.
Therefore,therelateddepartmentsshouldfocusontheexistentproblems;takeeffectivemeasurestosolvethem,continuouslyincreasingthepowerefficiencyofagriculturalirrigation.
AcknowledgementsThisstudywassupportedbyBaodingCityScience&TechnologyBureauResearchProject(15ZG012,15ZG011),PolytechnicFoundationofAgriculturalUniversityofHebei(LG20140203)andYoungAcademicLeadersofHebeiAgriculturalUniversity.
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