Study material for Advanced Thermodynamics and Thermoeconomics, shared by the Studwiz community and reviewed by moderators.
Study material for Advanced Thermodynamics and Thermoeconomics, shared by the Studwiz community and reviewed by moderators.
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ExergyBalanceforeachcomponent Aircompressor AC EntWac EzED.ae ED.ae 2,17HW ru.ae yea Ei EiWa 0,93 CombustionChambercc ÉztEs EstEDee rErik 14OSMW me runEI GasTurbineGT É WacWnet EatEnsor Edor 3,01MN not WasWnetÉ E3 0,97 71Gt WacWnet É3E 0,55 HeatExchangerHE ÉnÉe EstÉ EDHE EDHE23,26MW YuHe EstE EnE O40 MfHE Et EatEg 0,32 WholePlant ÉÉEs EsÉWnetEspeanut EDplant34 Mrpan EstÉWnet EIEGEg 0,54 Threat ÉWnet EIEGEg 0,50 Theeconomiccostbalanceforeachcomponentcan bewrittenasfollows in intÉcomp outout emailatbalance C Ex Exergyontrelation Exergycontbalanceincomposedby4equationsand 10unknownThereforeinordertolosethesystem ofquestionsInmlnumbersofauxiliaryequations arerequired ni nofenergyflows10 m riofcomponents a Auxiliaryrelations n 15 A 6 A Ya ca LS given 3 ChC Stream1and6airandwateroncomingfromthe environmentthereforetheircontisassumedtobe aInsotherspecificationinthetextonthe otherhandstream5fluegasesaredischarged intheenvironmentwithoutanyadditionalcont thereforeitsontcanbeassumedasequalto ATheelectricpowerflowsare orproductsof thegasturbinenotheyareproductsofthe samerelevanceandtheircatisassumedtobe equalThecotofstreamSisexplicitlygivenin thetextFinallyitisnecessarytoconsiderthat flow4isa byproductofthegasturbineitis notthemainproductoftheot m a loss thereforeitflowsthroughtheGtwithoutchange initsuniteconomiccont Thecoststructureforeachcomponentcanbe derivedfromitseconomiccontbalancewritten as followingeneralterm in intÉcomp outCoot emailcontbalance C Ex Exergyontrelation collectingallexergyantbalancesgives aexergyantsequationsoneforeach component AircompressorAC EnWas Éz EDAs uÉ aNacZac GEs Eniac cÉtleeWas EnWa Cel D G InAs InAcEDAs in EEEÉ
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