part 1: overview of cogeneration and its status in asia - Fire
part 1: overview of cogeneration and its status in asia - Fire
part 1: overview of cogeneration and its status in asia - Fire
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Sample case study <strong>in</strong> a pulp <strong>and</strong> paper mill 123<br />
3. F<strong>in</strong>ancial Analysis<br />
Steam Turb<strong>in</strong>e: Power Match<br />
Internal Rate <strong>of</strong> Reture: % -3.6<br />
Net Present Value: Peso -40,797,044<br />
Discounted Pay-back Period Year >Service Life<br />
4. Summary: Steam Turb<strong>in</strong>e, Power Match<br />
Technical Parameters<br />
Process Steam Pressure Bar 7<br />
CHP Boiler Work<strong>in</strong>g Pressure Bar 40<br />
Power Generat<strong>in</strong>g Capacity kW 1,500<br />
Steam Generat<strong>in</strong>g Capacity kg/hr 18,360<br />
Power to Heat Ratio 0.11<br />
Energy Analysis Results<br />
kW/(ton/hr Steam) 81.7<br />
Excess (+ )/Deficit (-) Power MWh/yr -1,480<br />
Excess (+ )/ Deficit(-) Heat TJ/yr 184<br />
F<strong>in</strong>ancial Analysis Results<br />
Internal Rate <strong>of</strong> Return % -3.6<br />
Net Present Value Peso -40,797,044<br />
Discounted Pay-back Period Year >Service Life<br />
5. What-if for Various Turb<strong>in</strong>e Inlet Steam Pressure<br />
Turb<strong>in</strong>e Inlet Excess(+ )/Deficit(-) Heat &Power Heat Gener. Power/Heat R<br />
Steam Pre. (bar) Heat (TJ/yr) Power (MWh/yr) Cap. (kg/hr) kW/(ton/hr Stm)<br />
20 337 -1,480 26,607 56.4<br />
30 238 -1,480 21,262 70.5<br />
40 184 -1,480 18,360 81.7<br />
50 152 -1,480 16,642 90.1<br />
60 132 -1,480 15,571 96.3<br />
70 119 -1,480 14,873 100.9<br />
80 110 -1,480 14,380 104.3<br />
Power Dem<strong>and</strong> to Be Met kW 1500<br />
Process Steam Pressure bar 7
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