Example14.4
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GT - Typical Operating Conditions Fuel 0.83000lb/s #MACRO? T2 ( F) 38!."T3 ( F) ."$0 P2 (bar) . 8 P3 (bar) 17845.0000 Air Feed %0.8% lb/s && T1 ( F) #MACRO? .03 P1 (bar) W_AC_or_GT (kW) #MACRO? .%& 'tac( %.&!00lb/s #MACRO? T7( F) .03 P7 (bar) lb/s "8.000 T8( F) - P8 (bar) #MACR! #MACR! )aria*les +,ysical "0.8" MW Ar (lb/lb$%ol) 28."&5 0.83 MW Wa' r (lb/lb$%ol) 18.01534 4.&5 17488.1 C 4 C/ Ra' o * 4 1842.28342271 #MACR! C 4 + , (-' /lb) * 21500 0.83 #MACR! T or A r (lb a r/ lb C 4) 17.235" A AR &.3533&85 T _2 ( R) * T _1 ( R) * F ar (lb/s) * Cal la' T 4 AC * P 2 (bar) * l (A6a l -' /s) * T 3 (R) * ar (To'al -' /s) * F l (lb/s) * ar l (-' /lb) * GT * Pro ss GCC
description
ex14.4a
Transcript of Example14.4
Original CGAM Problem
EnglishGT - Typical Operating ConditionsFuelHeat Rate (BTU/kW-hr)0.83000lb/s7865.418426.782T2 ( F)1382.61T3 ( F)Gas (Air + Fuel)4.650P2 (bar)4.418P3 (bar)91.7200lb/s1425.724T5 ( F)17845.00001.099P5 (bar)Air Feed90.89lb/s77T1 ( F)8113.8258167.653W_PT_Net (kW)1.013P1 (bar)W_AC_or_GT (kW)2011.0026706888T4 ( F)8.1676528518(MW)4.197P4 (bar)91.7200lb/sStack91.7200lb/s505.266T6( F)274.300T7( F)1.066P6 (bar)1.013P7 (bar)lb/s401.000T9( F)-P9 (bar)lb/s68.000T8( F)Tpinch_2 ( R) =Tpinch_1 ( R) =-P8 (bar)43.044955.0414VariablesPhysicalUnits ConversionFair (lb/s) =90.89Calculate T4MW Air (lb/lb-mol)28.9653600 s = 1 hr3600nAC =0.83MW Water (lb/lb-mol)18.015343.413 BTU/hr= W3.413P2 (bar) =4.65Hfuel (Avail Btu/s) =17488.1CH4 C/H Ratio =41000 W = kW1000T3 (R) =1842.283422707Hair (Total Btu/s) =30251.2308168045CH4 LHV (Btu/lb) =21500bar to psia14.5038243277Ffuel (lb/s) =0.83hair+fuel (Btu/lb) =520.4898693502Theor Air (lb air/ lb CH4)17.2359nGT =NADAR6.3533684981nPT =0.86T4 (R) =2470.6726706888Tpinch_APH ( R) =43.1106573544Tpinch_1 ( R) =55.0413982035Tpinch_2 ( R) =43.0448640698Material and Energy BalancesTemperatures (Isentropic)Temperatures (Actual)Log_Mean_TempsPressuresTref =T0 (R) =536.67Pref =P0 (bar) =1.013T1 (R) =536.67P1 (bar) =1.013T2 (R) =827.77T2 (R) =886.45P2 (bar) =4.650T3 (R) =1842.28P3 (bar) =4.418T4 (R) =2470.67P4 (bar) =4.197T5 (R) =1787.41T5 (R) =1885.394TLMAPH (R) =59.042P5 (bar) =1.099T6 (R) =964.936P6 (bar) =1.066T6,1 (R) =915.711P7 (bar) =1.013T6,2 (R) =911.597P8 (bar) =-T6,3 (R) =795.715P9 (bar) =-T7 (R) =733.970T8 (R) =527.67T8,1 (R) =752.67T8,2 (R) =752.67T8,3 (R) =860.67T9 (R) =860.67Entropy IsentropicEnthalpy IsentropicEnthalpy ActualAir_Fuel_Steamh0 (Btu/lb) =196.8487045333s1 (Btu/lb-R) =1.0811924578h1 (Btu/lb) =196.8487045333s2 (Btu/lb-R) =1.0811924578h2 (Btu/lb) =267.0946706452h2 (Btu/lb) =281.482398644nCC =0.98h3 (Btu/lb) =529.6821385393Ffuel(lb/s) =0.83s4 (Btu/lb-R) =0.3026955014h4 (Btu/lb) =520.4898693502s5 (Btu/lb-R) =0.3026955014h5 (Btu/lb) =324.8014607488h5 (Btu/lb) =352.197837953Fair + Ffuel (lb/s) =91.72h6 (Btu/lb) =106.2441271039h6.1 (Btu/lb) =93.843560161h6.2 (Btu/lb) =92.8101977537h6.3 (Btu/lb) =63.8753961837h7 (Btu/lb) =48.5813490838H8 (Btu/s) =0H8,1 (Btu/s) =1402.77H8,2 (Btu/s) =4056.67H8,3 (Btu/s) =4151.450H9 (Btu/s) =5288.83HeatWorkQCC (BTU/s) =17845.000WAC_Actual (BTU/s) =-7692.3565Work (SI units)QLoss (BTU/s) =356.900WGT_Actual (BTU/s) =7692.35658113.8245671889(kW)Efficiency =0.433924834WPT_Actual (BTU/s) =15435.74516281.4774190246(kW)WPT_Net (BTU/s) =7743.3886620328167.6528518356(kW)Power_Actual (kW) =8167.6528518356Total Cost ($/s)=0.0884133675EconomicsZAC($) =163041.073242325ZCC($) =27834.1300702171ZGT($) =437102.671105053ZAPH($) =1327700.58579219ZHRSG($) =-Fuel($/s)=0.075313038CRF(%) =18.20%CRF(%) =18.20%N(hr) =8000N(hr) =8000 =1.06 =1.06cf($/MBtu) =4.2204cf($/MJ) =0.004C11($/(lb/s)) =17.95C11($/(kg/s)) =39.5C12 =0.9C12 =0.9C21($/(lb/s)) =11.64C21($/(kg/s)) =25.6C22 =0.995C22 =0.995C23(1/R)=0.01C23(1/K)=0.018C24=26.4C24=26.4C31($/(lb/s))=212C31($/(kg/s))=266.3C32=0.92C32=0.92C33(1/R)=0.02C33(1/K)=0.036C34=54.4C34=54.4C41($/(m1.2)=2290C41($/(m1.2)=2290U(Btu/(s m2 R))=9.478/1000U(kW/(m2K))=18/1000
Process GCC
