Q5/A: A power plant has three generators (G1, G2, and G3) supplying the plant bus, the fuel costs for the generators are given by: FG1 = 561 +7.92 PG1 +0.001562 P $/hr FG2 = 310 +7.85 PG2 + 0.00194 P $/hr FG3 =78+7.97 PG3 + 0.00482 P3 $/hr 1- Find the incremental fuel cost when the total operating load is 850 MW. 2- Find the real output power of each generator and guess which generator is the new.

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
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Q5/A: A power plant has three generators (G1, G2, and G3) supplying the plant bus, the fuel costs for the
generators are given by:
FG1 = 561 +7.92 PG1 +0.001562 P
$/hr
FG2 = 310 +7.85 PG2 + 0.00194 P
$/hr
FG3 =78+7.97 PG3 + 0.00482 P3
$/hr
1- Find the incremental fuel cost when the total operating load is 850 MW.
2- Find the real output power of each generator and guess which generator is the new.
Transcribed Image Text:Q5/A: A power plant has three generators (G1, G2, and G3) supplying the plant bus, the fuel costs for the generators are given by: FG1 = 561 +7.92 PG1 +0.001562 P $/hr FG2 = 310 +7.85 PG2 + 0.00194 P $/hr FG3 =78+7.97 PG3 + 0.00482 P3 $/hr 1- Find the incremental fuel cost when the total operating load is 850 MW. 2- Find the real output power of each generator and guess which generator is the new.
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