MoreDetailAboutPro/IIPRO/IITrainingDay2&3.MoreDetailAboutPro/IIPRO/IOutlineHelpFunctionStreamPropertyListsStreamPropertyTableUnitOpsPropertyListsUnitOpsPropertyTableUnitofMeasureListProcessUnitsProvidedbyPro/IICaseStudySimsciTools.OutlineHelpFunction.HelpFunctionRelevanthelpanddescriptionareprovidedeverywhereEasytogetinstructionforoperations.HelpFunctionRelevanthelpandStreamPropertyListsUsethiswindowtocreatepropertylistswhichcanbeusedbyaStreamPropertyTabletodisplaystreamproperties.FromtheDefinePropertyListwindowyoucancreatenewpropertylistsoreditexistinglists.Youcanalsoreorderthepropertyentriesinalistandchangetheformatinwhichthepropertyvaluesappear..StreamPropertyListsUsethisStreamPropertyTableAStreamPropertyTablecanbeaddedtotheflowsheetjustlikeanyotherunitoperationbyselectingtheStreamPropertiesbuttonfromtheUnitOperationsPalette..ThecontentsofStreamPropertyTablecanbecopiedtoclipboardandthenpastedintoExcelorWordforfurtherprocessing..StreamPropertyTableAStreamUnitOpsPropertyListsUsethiswindowtocreatepropertylistswhichcanbeusedbyaUnitOpsPropertyTabletodisplayUnitOpsproperties.FromtheDefinePropertyListwindowyoucancreatenewpropertylistsoreditexistinglists.Youcanalsoreorderthepropertyentriesinalistandchangetheformatinwhichthepropertyvaluesappear..UnitOpsPropertyListsUsethiUnitOpsPropertyTableAUnitOpsPropertyTablecanbeaddedtotheflowsheetjustlikeanyotherunitoperationbyselectingtheUnitOpsPropertiesbuttonfromtheUnitOperationsPalette..ThecontentsofUnitOpsPropertyTablecanbecopiedtoclipboardandthenpastedintoExcelorWordforfurtherprocessing..UnitOpsPropertyTableAUnitUnitofMeasureListsTheUnitsofMeasure(UOM)Listsfeaturemaybeusedtocreatealibraryofdimensionalunitsetswhichcanbeusedindifferentsimulationproblems.Thislistisbuiltbycreatinganumberofpredefinedsets,eachcontainingthedesireddimensionalunitsforalltheinputand/oroutputparameters..UnitofMeasureListsTheUnitsProblem1:

OpenChillerPlantModelPart1andCreateaStreamTable

.Problem1:

OpenChillerPlan

StreamTableRequiredforChillerPlant.

StreamTableRequiredforChProcessUnitsProvidedbyPro/IIFlashMixerSplitterPumpCompressorValve.ProcessUnitsProvidedbyPro/ProcessUnitsProvidedbyPro/IISimpleHeatExchangerColumnReactorControllerCalculatorOptimizer.ProcessUnitsProvidedbyPro/ProcessUnits-FlashTheFlashunitoperationcalculatesthethermodynamicstateofanystreamwhentwospecifications(e.g.temperatureandpressure)aregiven.Oncethephaseequilibriumisdetermined,thephasesmaybeseparatedintodistinctproductstreams.ThedutyrequiredtoachievethisstateisreportedforallFlashTypes,exceptadiabaticflash..ProcessUnits-FlashTheFlashProcessUnits-MixerThemixerunitcombinestwoormorestreamsintoasingleproductstream..ProcessUnits-MixerThemixerProcessUnits-SplitterThesplitterunitsplitsanynumberoffeedstreamsintotwoormoreproductstreamsofidenticalcompositionandthermalcondition.Notethatphaseseparationofproductscannotbedonewiththesplitterunit..ProcessUnits-SplitterThespProcessUnits-PumpThepumpunitincreasesthepressureofanincompressiblefluidflowingthroughapipe.PRO/IIcalculatestheresultingtemperaturechangeandtheworkrequiredtoaccomplishthis.Notethatforhandlingcompressiblefluids,substituteacompressorunitforthepump..ProcessUnits-PumpThepumpuProcessUnits-CompressorThecompressorunitsimulatesasinglestageisentropiccompression.Youmustusetwoormorecompressorunitsconnectedinseriestosimulatemulti-stagecompression.AnoptionalAftercoolermaybeattachedtotheoutletstreamtocooltheproductstothedesiredtemperature..ProcessUnits-CompressorTheProblem2:

TwoStageCompressor.Problem2:

TwoStageCompressoProcessUnits-ValveThevalveregulatestheflowoffluidthroughapipe.Normallythereisapressuredropwhenthefluidflowsthroughavalve,whichcanbeaccompaniedbyphasechanges.Ifthevalvehasmultipleproductstreams,youmustdesignateaphaseconditionforeachstream..ProcessUnits-ValveThevalveProcessUnits–SimpleHeatExchangerThesimpleheatexchangerunitoperationisusedtoheatorcoolaprocessstream,orexchangeheatbetweentwostreams.Theheatexchangerunitcanhaveoneortwosides.One-sidedunitsexchangeenergybetweenaprocessstreamandatheoreticallyinfinitesourceorsink.Two-sidedunitsexchangeheatbetweentwoprocessstreams,orexchangeheatbetweenaprocessstreamandautilitystream.Additionallyinthetwo-sidedtype,eithersidemayalsobeAttachedtoaTrayofaDistillationColumn,toexchangeheatwithacolumninternaltraystream..ProcessUnits–SimpleHeatExProcessUnits–ColumnThecolumnunitmaybeusedtosimulateanyvapor/liquidorvapor/liquid/liquiddistillationunit.ColumnsusuallyconsistofatleasttwotraysbutSingleTrayColumnsareallowed.Forpurposesofthisdiscussion,theterm"tray"isusedtodenoteatheoreticaltrayorequilibriumstage.ThereisnolimitontheNumberofTraysthatmaybeconsideredinadistillationcolumnmodel..ProcessUnits–ColumnThecolReboilerModelsMostreboilerscanbesimulatedas:KettleThermosiphonwithBafflesThermosiphonwithoutBafflesMulticomponentDistillation.ReboilerModelsMostreboilersN-1BottomTrayNReboilerBTMSQVN-1LN-2VNLN-1BTMSLN-1VNKettleReboilersVaporinEquilibriumwithBottomsMulticomponentDistillation.N-1NBTMSQVN-1LN-2VNLN-1BTMSLN-BTMSLN-1VNBottomSumpReboilerSumpBaffleLN-1VNBTMSBottomSumpSinglePass(OnceThrough)ThermosiphonEquivalenttoaKettleReboilerbecauseBottomsisinEquilibriumwithVNMulticomponentDistillation.BTMSLN-1VNBottomReboilerBaffleN-2BottomTrayN-1CombinedSumpNReboilerBTMSQVN-1LN-2RLRFRVLN-2VN-1RVRLRFBTMSCombinedSumpCirculatingThermosiphonAdds2StagesSimulateasTSwithoutBafflesMulticomponentDistillation.N-2N-1NBTMSQVN-1LN-2RLRFRVLN-BTMSVN-1BottomSumpRFRVRLLN-2ReboilerSumpN-2BottomTrayN-1ReboilerSumpNReboilerBTMSQVN-1LN-2RLRFRVCirculatingThermosiphonSimulateasTSwithoutbaffleMulticomponentDistillation.BTMSVN-1BottomRFRVRLLN-2ReboilBTMSRLRFLoR

VN-2BottomTrayN-1ReboilerSumpNReboilerBottomSumpQVN-1LN-2BTMSLN-2VN-1BottomSumpReboilerSumpRFR

VRLLOPreferentialThermosiphonSimulateasTSwithbaffleMulticomponentDistillation.BTMSRLRFLoRVN-2BottomTrayN-1Problem3:

ChillerPlant

Part4.Problem3:

ChillerPlant

PaProblem4:

Debutanizer.Problem4:

Debutanizer.ProcessUnits–ConversionReactorTheConversionReactorsimulatesachemicalreactorbysolvingtheheatandmaterialbalancesbasedonsuppliedreactionstoichiometryandfractionalconversion.Thereisnolimittothenumberofsimultaneousreactionswhichmaybemodeled..ProcessUnits–ConversionReaProcessUnits–EquilibriumReactorTheEquilibriumReactorsimulatesachemicalreactorbysolvingtheheatandmaterialbalancesbasedonsuppliedreactionequilibriumdata.Thereisnolimittothenumberofsimultaneousreactionswhichmaybemodeled...ProcessUnits–EquilibriumReProcessUnits–PlugFlowReactorTheplugflowreactorsimulatesatubularchemicalreactorbysolvingtheheatandmaterialbalancesbasedonsuppliedreactionstoichiometryandkineticdata..ProcessUnits–PlugFlowReacProcessUnits–CSTReactorTheContinuousStirredTankReactorsimulatesachemicalreactorbysolvingtheheatandmaterialbalancesbasedonsuppliedreactionstoichiometryandkineticdata.TheBoilingPotreactorisaspecialcaseofthecontinuousstirredtankreactorwhereallreactionstakeplaceintheliquidphaseandonlyasinglevaporproductisallowed..ProcessUnits–CSTReactorThProcessUnits–GibbsFreeEnergyReactorTheGibbsReactorsimulatesachemicalreactorbysolvingtheheatandmaterialbalancesbasedonminimizingthefreeenergyofthecomponentsinthereaction..ProcessUnits–GibbsFreeEneProblem5:

PropyleneChlorinationReactor.Problem5:

PropyleneChlorinatProcessUnits-ControllerTheControllerunitoperationsimulatesafeedbackcontroller.Youcanspecifyadesiredvalueforaflowsheetunitoperationparameterorstreamparameter(calledthespecificationorspecificationvariable)inthefinalconvergedsolution.Anotherflowsheetunitorstreamparameter(calledthecontrolvariable)willbevariedbyPRO/IIinordertomatchthedesiredvalueforthespecificationvariable..ProcessUnits-ControllerTheProcessUnits-CalculatorThecalculatorisaversatileutilitymodulewhichallowsyoutoperformFORTRANcalculationsusinginformationfromtheflowsheetandtotransfertheresultstootherunitoperationmodulesandstreams.Thismoduleisatrueunitoperationinthatitinteractswithandiscalculatedalongwiththeotherflowsheetmodules.Therefore,placementinthecalculationsequenceisimportantfortheproperexecutionforthismodule..ProcessUnits-CalculatorTheProblem6:

UsingtheCalculator.Problem6:

UsingtheCalculatoProcessUnits-OptimizerTheFlowsheetOptimizerunitoperationeithermaximizesorminimizesanobjectivefunctionbyvaryingoneormoreflowsheetvariables.Theobjectivefunctionmaybeanoperationalcriterion,suchasmaximumrecoveryorminimumloss,oraneconomiccriterion,suchasmaximumprofitorminimumcost.Youmayspecifyonlyoneobjectivefunction..ProcessUnits-OptimizerTheFProcessUnits-OptimizerInordertooptimizeaneconomicfunction,youmustfirstincludeacalculatorintheflowsheetinordertodefinetheprofitorcost.Then,theOptimizercanbeusedtominimizeormaximizethecalculatorresult.Optionally,youmaydefineoneormoreperformancespecifications.Youmayalsosetminimumand/ormaximumconstraintsonflowsheetparametervaluesotherthantheOptimizerspecificationsorvariables..ProcessUnits-OptimizerInorCaseStudyCaseStudyisanexecutivelevelfeaturethatallowsyoutoperformparametricstudiesonabasecasesolutionbyalteringdataselectivelyandre-running.CaseStudydoesnotallowyoutochangetheflowsheetbyaddingorreplacingunitoperationsorstreams.CaseStudyallowsyoutochangethevalueofaspecificationbutnotthetypeofspecification..CaseStudyCaseStud