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1、外文翻译译文：ApplicationofcontrolsystemonthebaseofPLCinsewagetreatmentThepaperintroducesadistributedcontrolsystemofsewagetreatment,andthecoreofthesystemisPLC.Thestructureofthecontrolsystem,theassignmentandimplementationofthetasks,thecontrolschemeandthedesignconceptofprogramareexpou
2、nded.Thewayofcentralmonitoringmanagementanddispersingcontrolisusedbythecontrolsystem;thelong一distancecontrolandmonitoringoffieldequipmentareunchargedoftheuppercomputer;thesoftwareprogramofdesignsusesIntouch7.0.Thespecifictechnology,equipment,thecontrollingofmainparameterandse
3、veralrunningdataareunchargedofthePLCstations,andthesoftwareprogramofdesignsusesConcept2.2XLwithonlinetrackingandoutlinesimulating.MB+netisadoptedbythecommunicationbetweentheuppercomputerandthePLCstations,withitssimplybuildingnet,quicklyrunningandstablecommunication.Theautomat
4、iccontrolofPLChasbeensuccessfullycompletedinsewagetreatment,whichhasimprovedtheoperationefficiencyandmanagementlevelofsewagetreatmentequipmentIntroducedtotakePLCasthedistributetypecontrolsystemofcoreinthewastewatertreatmentsystemofapply。Concretelydescribedthestructure,mission
5、ofthecontrolsystemanallotmentandcarryout,thewayofcontrolandthethoughtoftheprogramdesign.Thewaycontroledtheconcentrationmonitorofthesystemadoptionamanagementandscatteredacontrol,theplaceofhonormachineberesponsibleforthespotthelongrangeoftheequipmentscontrolandsurveillance,soft
6、wareadoptionIntouch7.0drawup.ThePLCnativestationisresponsiblefortotheconcretecraft,equipmentsandismainlycontroledparametertocarryoncontrolandcollectvariousmovementdata,theprogramdesignadoptionhaveon-linefollowwithoff-lineimitatetheConceptoftruefunction2.2XLsoftware.Placeofhon
7、ormachineandofthePLCadoptionsetthenetbequicklysimpleandcirculatespeed,correspondbyletterthestabilitystrongMB+net.ThewholecontrolsystemsuccessfullysolvedthePLCcontrolsaproblemintheautomationwithinwastewatertreatmentandraisedawastewatertreatmentequipmentstocirculateanefficiency
8、andmanagelevel.Recently,forcarryingouthighquality,lowconsume,stabled
