DATA TABLE

NO Turbine SatuanHP

Input HP Ext A Ext B Ext C Ext D1 Gen. Power (output) kW 110581.32 Suhu Lingk. (T0) K 2983 Flow (m) kg/s 111.667 6.372 8.294 1.506 4.0444 Temperature (T) ˚C 535 395.43 322.25 251.65 177.95 Pressure (p) kg/cm2 88.76 31.54 17.91 9.806 4.5696 Entalpy (h) kJ/kg 3474.4 3219.2 3081.2 2947.60 2798.67 Enthropy (s) kJ/kg K #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!8 Entalpy Isentropic (h') kJ/kg #VALUE! #VALUE! #VALUE! #VALUE!

1

Perhitungan Efisiensi dan Heat Rate dengan Metode Output/Input

Output

Input

Efisiensi Turbin (Output/Input)*100%

moutLP(houtLP-hcond)

Efisiensi Turbin Sistem Output/(Input Turbin + Heat Reject) * 100%

(Input Turbin*3600)/Output

2

Perhitungan Efisiensi dengan Metode Isentropic

Efisiensi HP

Efisiensi LP

3

Perhitungan Efisiensi Exergy

Exergy Input minHP(hinHP-(T0*sinHP) + minIP(hinIP-(T0*sinIP)

Exergy Output

Exergy Input - Exergy Output - Power

Exergy Efficiency (Power / (Exergy In - Exergy Out))*100%

(mHP*hinHP) - (mA*hA) - (mB*hB) - (mC*hC) - (mD*hD) - (mE*hE) - (moutHP*houtHP) + (mLP*hinLP) - (mG*hG) - (mH*hH) - (moutLP*houtLP)

Heat Rejected to Condensor (hcond)

Turbin Heat Rate keseluruhan

((mHP(hinHP-houtHP)) - mA(hA-houtHP) - mB(hB-houtHP) - mC(hC-houtHP) - mD(hD-houtHP) - mE(hE-houtHP)) / (mHP(hinHP-h'outHP)) - mA(h'A-h'outHP) - mB(h'B-h'outHP) - mC(h'C-h'outHP) - mD(h'D-h'outHP) - mE(h'E-h'outHP))) * 100%

((mLP(hinLP-houtLP) - mG(hG-houtLP) - mH(hH-houtLP)) / (mLP(hinLP-h'outLP) - mG(h'G-h'outLP) - mH(h'H-h'outLP))) * 100%

moutHP(houtHP-(T0*soutHP)) + mA(hA-(T0*sA)) + mB(hB-(T0*sB)) + mC(hC-(T0*sC)) + mD(hD-(T0*sD)) + mE(hE-(T0*sE)) + moutIP(houtIP-(T0*soutIP)) + mG(hG-(T0*sG)) + mH(hH-(T0*sH))

Exergy Destruction in Turbine

DATA TABLEHP LP

Ext E Output HP Input LP Ext G Ext H Output LP

4.489 85.322 85.322 3.811 3.178 78.464126.17 126.17 125.51 99.74 77.79 41.54

2.406 2.406 2.358 1.001 0.051 0.082690.2 2690.2 2690.2 2564.3 2427.00 2274.10

#VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!

Perhitungan Efisiensi dan Heat Rate dengan Metode Output/Input

110581.3 kW

118151.771389kW

(Output/Input)*100% 93.5925874831 %

moutLP(houtLP-hcond) 178434.729722 kW

Output/(Input Turbin + Heat Reject) * 100% 37.2846706056 %

(Input Turbin*3600)/Output 3846.45846088 kJ/kWh

Perhitungan Efisiensi dengan Metode Isentropic

#VALUE! %

#VALUE! %

Perhitungan Efisiensi Exergy

minHP(hinHP-(T0*sinHP) + minIP(hinIP-(T0*sinIP) #VALUE! kW

#VALUE! kW

Exergy Input - Exergy Output - Power #VALUE! kW

(Power / (Exergy In - Exergy Out))*100% #VALUE! %

(mHP*hinHP) - (mA*hA) - (mB*hB) - (mC*hC) - (mD*hD) - (mE*hE) - (moutHP*houtHP) +

((mHP(hinHP-houtHP)) - mA(hA-houtHP) - mB(hB-houtHP) - mC(hC-houtHP) - mD(hD-houtHP) - mE(hE-houtHP)) / (mHP(hinHP-h'outHP)) - mA(h'A-h'outHP) - mB(h'B-h'outHP) - mC(h'C-h'outHP)

((mLP(hinLP-houtLP) - mG(hG-houtLP) - mH(hH-houtLP)) / (mLP(hinLP-h'outLP) - mG(h'G-h'outLP)

moutHP(houtHP-(T0*soutHP)) + mA(hA-(T0*sA)) + mB(hB-(T0*sB)) + mC(hC-(T0*sC)) + mD(hD-(T0*sD)) + mE(hE-(T0*sE)) + moutIP(houtIP-(T0*soutIP)) + mG(hG-(T0*sG)) + mH(hH-(T0*sH))