Control performance monitoring and advanced control towards energy conservation

(整期优先)网络出版时间:2010-04-18
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Highperformancecontrolofaninteractiveprocesssuchasironandsteelplantreliesonabilitytohonorsafetyandoperationalconstraints;reducethestandarddeviationsofvariablesthatneedtobecontrolled(e.g.productquantity,quality);de-bottleneckingtheprocess;and,maximizeprofitabilityorlowercost(e.g.energysavings,improvehotmetalcontent).Theseobjectivesmaybeprioritizedinthisorder,butcanvaryandareverydifficulttoachieveoptimallythroughconventionalcontrol.Amultivariablepredictivecontrollersolution,alongwithitsextensiveinferentialsensorandbuilt-inoptimizer,providesonlineclosedloopcontrolandoptimizationformanyinteractivemetalandminingprocessestolowertheenergycost,increasethroughput,andoptimizeproductqualityandyield.Controlloopperformanceisalsoakeyfactortoimproveironandsteelplantautomationandoperationresult;HoneywellCPMoffersvender-independentproductwhichprovidesmonitoring,tuning,modelingofcontrolloopandsustainableloopperformanceanalysisandmaintenancesolutiontowardsoperationstabilityandenergysaving.