Question

this is the question and

From ex.5.

the energy by burning of the fuel Q'_H=333 KW

Q'_L= 233KW(where thermal efficiency is 30%)

8.1 Exergy in a car engine int a Find the exergy delivered by burning of the fuel at 1800K in the car for Ex. 5.1. Also find the rate of exergy going out with the exhaust flow at 750 K assuming it is half the low temperature heat rejection and that of the other half is heat transfer leaving the engine at 370 K to the ambient at 298 K. ZAAA Radiator

Answer 1

mayimum Agailable am lrox3 Q Tambient Here, Q suplied 333 kW Tambient 298 K 1800k delioerad yuig the ful at 1300k - 298 (800 kW 333X 277.87KW at 750 K Loss of Aeailable onergy at 750k Tambieut X QSupplied 1 1 298 x 333 7S0 1800 77. 122 KWAnswer) T

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