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1、ENGR224–ThermodynamicsTest#1–OutlineSpring2011Chapter1–Introduction:BasicConceptsofThermodynamics·1st&2ndLawsofThermodynamics·Internal,kineticandpotentialenergies·DimensionsandUnits:SI&AE·gcF=ma·NomenclatureoSystems:Openvs.ClosedoProperties§Intensivevs.Extens
2、ive§MolarandSpecificPropertiesoStateofasystemoProcessesandProcessPaths§Isobaric,Isothermal&Isochoric§ThermodynamicCyclesoEquilibrium:Thermal,Chemical,PhaseandMechanicaloQuasi-EquilibriumProcess·Pressure:Absolute,GaugeandVacuumoBarometer,ManometerandDifferenti
3、alManometerEquations·TemperatureScales:oC,K,oR,oFoConvertingbetweenTscalesoChangesintemperatureChapter2–PropertiesofPureSubstances·PureSubstances·PhasesandPhaseChangesoVaporization/Condensation,Melting/Freezing,Sublimation/Desublimation·PhaseDiagrams:PV,TV&PT
4、oSubcooledLiquid,SaturatedLiquid,SaturatedMixture,SaturatedVapor,SuperheatedVaporoTsatandPsat=P*oSaturatedLiquidCurve,SaturatedVaporCurve,Two-PhaseEnvelope,CriticalPointoIsothermsandIsobarsoTriplePoint·ThermodynamicDataTablesoSaturationTemperatureTablesandSat
5、urationPressureTablesoSuperheatedVaporTablesandSubcooledLiquidTablesoLinearInterpolationoDoubleInterpolation·Vapor-LiquidEquilibriumoPartialPressure,VaporPressure,TotalPressure,andMoleFractionoRelativeandAbsoluteHumidityoBoilingvs.Evaporation·EquationsofState
6、(EOS’s)oTheIdealGasEOS:AlwaystestitsvalidityoCompressibilityFactorEOSoAdvancedEOS’s:Virial,VanderWaals,RK,andSRKChapter3–HeatEffects·U(T,P)andH(T,P):RealSubstances,IncompressibleLiquidsandIdealGases·UsingtheNISTWebbook·HeatCapacities:ConstantVolumeandConstan
7、tPressureoIntegrateCVtodetermineDU.IntegrateCPtodetermineDH.oIGCPpolynomial=ShomateEquation(NISTWebbook)oIG:CP=CV+RoSolids&IncompressibleLiquids:CP=CVandDU=DH.·HypotheticalProcessPaths(HPP’s)oBreakacomplicatedprocessintostepsinwhichjustonepropertychangesoChan
8、geinanypropertyfortheentireHPPisthesumofthechangesinthatpropertyforthestepsthatmakeuptheHPP.oLatentHeats:Vaporization,FusionandSublimation§Clapeyronequation–DHvap=fxn(dP*/dT)§Clausius-Cla
