AnalysisoftheShougang-ownedpowerplantboiler-turbinecontrolsystemandimprovementofthestatusquoPaperKeywords:captivepowerplant,boiler-turbinecontrolsystem,thestatusquo,improvementsAbstract:Thispaperoutlinesthethermalpowerplantautomationtechnology,newdevelopment,analysisoftheShougang-ownedpowerplantboiler-turbinecontrolsystemstatus,including:themainprocessequipment;sizeandboiler-turbinecontrolsystemcommissioning,systemstructureandmainfeatures.andproposedcaptivepowerplantofShougangboiler-turbinecontrolsystemtoimproveandperfectviews.1IntroductionShougangsince1986,large-scaleapplicationincaptivepowerplanttoN-90,representedbyIXWanDistributedprocesscontrolequipment,theboiler-turbinemanufacturingoperationsmanagementfullcontrolinthedomestic50000kWthermalpowerunitmadetheautomaticcontrolimportantbreakthrough,isthesmallandmediumunitsinthefullapplicationofcomputer-1controlledfirstsuccessfromthefirstproductionunithasthreegeneratingunitsoneafteranother10.4billiondegrees,notonlylongreturnoninvestment,andcreateprofitsby20billion,ledbySteel’sreformanddevelopmenthascreatedenormousbenefits.learnfromtheadvancedtechnology,carefullyanalyzedShougang50,000kWthermalpowerapplicationofcomputernetworkcontrolunitlessons,madeofsmallunitsinthecontrolofhowdeepinthedevelopmentandutilizationofnewgenerationofadvancedfeaturesoftheDCSfortheimprovementofShougang-ownedpowerplanttofurtherimprovetheautomaticcontrolsystem,toobtaingreatereconomicbenefits,thereisaveryimportantpracticalsignificance.2thermalpowerplantofthenewdevelopmentofautomationtechnologyInrecentyears,thedevelopmentofhigh-parameter,high-capacitypowerunittospeedupconstructionofpowerspeedandreducecoalconsumptionisatrendathomeandabroad,while80years,duetoenergysupply,somanydomesticmetallurgy,textile,chemicalcompaniesincludingShouganginhaveestablished2withinthefactoryunitcapacityof5-10millionkWofcaptivepowerplant,apowerconstructionofanewtrend.Shouganglastonlyafewindustrialheatingboilers,butalsointhe19$6completedtheirtwo-year220tboilers,50,000kWunit,whilethelastdecade,thenewunitmorethan20andonly35.796millionkW,100,000kWand50,000kWthefollowingabouttheunitaccountedfor39.596,sothathighcoalconsumption,sointhefuturenewbyunit,tofurtherimprovetheautomationcontrolsystem,especiallyintheoldunitisthetransformationofalargenumberofsmallunits,learnfromtheexperienceoflocalconditionstoincreasethemonitoringofsomekeyprojectstoimproveitseconomyandreliabilityisessential.Thermalpowerplantismorecomplexthaninotherindustrialprocesscontrolobjectischaracterizedbycontinuousproduction,emphasizingsafeandeconomicoperation.Powerplantmachine,furnace,withcountlesshoststhreeauxiliarypowertoruntheinterrelatedandmutuallyconstraining,soanypieceofequipmentwillleadtobalanceoutmalariaordamagecausedbyconditionsofre-adjustment.Forexample,lossofboiler3water8sairbagwillcauseanexplosion.Thermalpowerequipmentintegrityandcontinuityofproductiondeterminesitsoperationmonitoringandoperationonlybyasmallnumberof1-2peoplehavefocusedonresponsible,butthecomplexityofrunningthesystemThelargeandfarbeyondphysical,mentalallowablerange,therefore,haveamodernplantautomatedbymeansofhighlydevelopedequipmenttomaintainoperationalsafetyandeconomy.Thisleadstothethermalreliabilityoftheautomationsystemthestringentrequirements.DCS(distributedcontrolsystem)thereisamilestoneinindustrialcontrolsincethe1970s,therapiddevelopmento...