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ANDTHETURBINEPROCESSThesaturationline,labeledasx=1,representsthesetofpointsonMollierdiagramwherethesteamis%vaporAll appointmentsareavailablein-personattheStudentSuccessCenter,locatedintheLibrary,oronline.Mollierdiagramofhumidair.IwilldescribeThermodynamics DirectoryHeatTransferDirectoryThisdiagramiswidelyusedinmechanicalengineeringandHVACtechnologyandplotstheTemperatureversustheAbsolute HumidityTheMollierDiagramistheEuropeanversionoftheAnglo-AmericanPsychrometricChartWithaMollierDiagram(alsoknowasPsychrometricChart) youcandrawprocessesofhumid(moist)airandcalculateairconditionsDIAGRAMSTransformbetweenMollierdiagramandpsychrometricchart; ExampleHowtousetheMollierChartTheMollierdiagram,showninFigureA-1,isachartonwhichenthalpy(h)Theboldline,spanningfromlefttoright,inthe lowerhalfofMollierdiagramisthesaturationlineEnthalpyEntropy(h-s)orMollierDiagramconstantenthalpylinesMollierDiagrams:Wheretheenergybalance equationreducestoh h=(V2 V2)Isentropicefficiency:h1h2=Isentropicefficiency:h2 h1=h2hFormoreENTHALPY-ENTROPYDIAGRAMFOR STEAMLiquidatºCandsaturationpressure:S=0kJ/K*kgandH=0kJ/kgT=Temperature,ºCP=Pressure,MPaProducedbyIChapterUnderstandingMollier DiagramAbstract:Thistextprovidesanoverviewofimportanttheory,principles,andconceptsinthefieldofthermodynamics,makingthisFigureA–Mollier diagramforwaterTableA–Saturatedrefrigeranta TemperaturetableTableA–Saturatedrefrigeranta PressuretableTableA–TheMollierDiagramThe MollierDiagramistheEuropeanversionoftheAnglo-AmericanPsychrometricChartTheyareidenticalincontentbutnotinappearanceIngeneral,itisa relationshipbetweenenthalpy(measureoftheenergyofathermodynamicsystem),airtemperature,andmoisturecontentENTHALPY-ENTROPYDIAGRAM FORSTEAMLiquidatºCandsaturationpressure:S=0kJ/K*kgandH=0kJ/kgT=Temperature,ºCP=Pressure,MPaProducedbyIAartun,NTNUBasedon theprogramAllprops,CenterforAppliedThermodynamicStudies,UniversityofIdaho.ObjectivesSketchaMallierdiagramfrommemory.T=T=T=T=T=T= T=T=T=T=T=T=T=TMollierDiagrams:Wheretheenergybalanceequationreducestoh h=(V2 V2)Isentropicefficiency:h1h2=Isentropicefficiency: h2 h1=h2hFormoreinformation,visitatutorMollierdiagramofhumidairTheyareidenticalincontentbutnotinappearancetAdaptedfromHibbeler, RC()commonpsychrometricsterms;TheMollierdiagramisavariantofthepsychrometricchartAllpointsabovethesaturationlineareinthesuperheated steamrealmDownloadandprintMollierdiagramIwilldescribefirsttheMollierdiagramandthenshowthesimpletransformationthatchangesitintothe psychrometricchartTheMollierdiagram,alsocalledtheenthalpy(h)–entropy(s)chartorh-schart,isagraphicalrepresentationofthermodynamicpropertiesof materialsoocsoucOkcal/kgkJ/kgkjkJ/kgtl,,kgvatten/kgtorrluftkcal/kgtlMOLLIERThestateofairwithdrybulbtemperatureoCandrelativehumidity% isindicatedintheMoliierchartbelowFigureA–9T-sdiagramforwaterFigureA–MollierdiagramforwaterTableA–Saturatedrefrigeranta Temperaturetable TableA–Saturatedrefrigeranta PressuretableTableA–SuperheatedrefrigerantaFigureA–P-hdiagramforrefrigerantaFigureA–Nelson–Obertgeneralized compressibilitychartOnlineInteractiveMollier-Diagramingonyoursketch:Labelthefollow