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1、外文翻譯譯文：ApplicationofcontrolsystemonthebaseofPLCinsewagetreatmentThepaperintroducesadistributedcontrolsystemofsewagetreatmenttheceofthesystemisPLC.Thestructureofthecontrolsystemtheassignmentimplementationofthetasksthecont

2、rolschemethedesignconceptofprogramareexpounded.Thewayofcentralmonitingmanagementdispersingcontrolisusedbythecontrolsystemthelong一distancecontrolmonitingoffieldequipmentareungedoftheuppercomputerthesoftwareprogramofdesign

3、susesIntouch7.0.ThespecifictechnologyequipmentthecontrollingofmainparameterseveralrunningdataareungedofthePLCstationsthesoftwareprogramofdesignsusesConcept2.2XLwithonlinetrackingoutlinesimulating.MBisadoptedbythecommunic

4、ationbetweentheuppercomputerthePLCstationswithitssimplybuildingquicklyrunningstablecommunication.TheautomaticcontrolofPLChasbeensuccessfullycompletedinsewagetreatmentwhichhasimprovedtheoperationefficiencymanagementlevelo

5、fsewagetreatmentequipmentIntroducedtotakePLCasthedistributetypecontrolsystemofceinthewastewatertreatmentsystemofapply。Concretelydescribedthestructuremissionofthecontrolsystemanallotmentcarryoutthewayofcontrolthethoughtof

6、theprogramdesign.ThewaycontroledtheconcentrationmonitofthesystemadoptionamanagementscatteredacontroltheplaceofhonmachineberesponsiblefthespotthelongrangeoftheequipmentscontrolsurveillancesoftwareadoptionIntouch7.0drawup.

7、ThePLCnativestationisresponsibleftotheconcretecraftequipmentsismainlycontroledparametertocarryoncontrolcollectvariousmovementdatatheprogramdesignadoptionhaveonlinefollowwithofflineimitatetheConceptoftruefunction2.2XLsoft

8、ware.PlaceofhonmachineofthePLCadoptionsetthebequicklysimplecirculatespeedcrespondbyletterthestabilitystrongMB.ThewholecontrolsystemsuccessfullysolvedthePLCcontrolsaproblemintheautomationwithinwastewatertreatmentraisedawa

9、stewatertreatmentequipmentstocirculateanefficiencymanagelevel.Recentlyfcarryingouthighqualitylowconsumestabledependablemovement.Domesticinternationalmanywastewatertreatmentfactiesesadoptedamodernferunnertocontroltechniqu

10、ecalculattechniqueconstitutecalculatdirectcontrolthusmanagesystem.Makesystemexcellenttoturnmovement.Buttheprogrammablelogiccontroller(PLC)thentakemicroprocessaspresstofiltermachineetc.department..PLC3nativecontrolstation

11、controlSBRlivingcreatureprocessingpart.Meovertheonthespotnativecontrolstationiseachtoestablishanoperationterminaltoestablisheachberesponsiblefatnativetoestablisheachcontrolonthescene.(automaticcontroldertomoveacontrol)Th

12、espotiseachthephysicalparameterthatthesupervisionderincludewaterleveltemperaturedisgeturnsoonelectriccurrentsetc.imitatequantityfromtoinresponsetoofanappearancespreadafeelingmachinechangetosendtoamachineexaminationtocome

13、outchangeintotheelectriccurrentsignalofthe4~20mAthroughshieldinsidethePLCthattheelectriccablesendstoeachstaturessystemfromthePLCpicksupapeoplethroughvariousmoldpiecesampletelecommunicationnumber.Sameimitatequantitycontro

14、lthesignalsendtoperfmanceganizationbythe4~20mAelectriccurrentfmafterbeingoutputbythePLCcontrolperfmanceganizationofaction.TheModiconQuantumseriesPLCofSchneidercompanyissatisfyliberalofaccdingtostardofwkconjunctionthespot

15、totallineconjunctionetc.applicationthetechniqueprovidedvariouswkachoicesupptModbusModbusPlus(MB)thelongrangeI0TCPIPetc.wkconjunctionhavestrongervivid.TherefethewastewatertreatmentisconvenienttoarriveofthePLCchoosetheseri

16、esofModiconOuantumofuseSchneider.1.3CrespondencesMBagreementistheModiconcompanyreleaseofanopentypeoftheadoptionIEEE802.4crespondbyletter5agreementsthespottotallineofcardagreement.MBthewktogetherotherwkscomparetohaveaseto

17、fsimpletheinvestmentbelittlewkspeedquickcrespondencethestabilitystrongetc.acteristicsitmakecalculatcontrollerotherdatasourcesthroughanusagedoublewringlinefiberopticcableBeabodytotogethercarryoncrespondenceatthewholewktop

18、.ButtheCPUmoldpieceoftheModiconQuantumseriesPLCimplyMBcrespondencetherefecrespondbyletterawktochoosetouseMBwk.MediumcontroltwomachinetwocontrolstationswithnativePLCofroomtopassMBthewklinktogether.ThePLCCPUmoldpiecepasses

19、MBcrespondencetwomachinescarryondatacommutationcollecttheplaceofhonsupervisionvariousoperationinstructionofthesystemthespottheexaminationsignaldatathroughanalysishlepassexptationmoldpiecetocontrolobjectoutputcontrolsigna

20、lInthemeantimethePLCpassesMBupwardthemachinereturntovariousdataplaceofhonmachinelogarithmsaccdingtocarryonanoperationprocessingshowvarioussignalprintvariousstatement.2ThedesignofPLCcontrolprogramThesystemhasfourkindsofco

21、ntrolmethods:Thenativehmovesacontrolsinglesetequipmentspointmovesacontrolbecomeasettheequipmentsautomaticallycontrolsthewholefactyequipmentsfullautomaticcontrol.Twokindsofexwithgeneralmethodsatestablisheachadjusttotrymai

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