A liquid octane (C8H18) enters a combustion chamber of a gas turbine stationary at 1 atm...

A liquid octane (C8H18) enters a combustion chamber of a gas turbine stationary at 1 atm and 25 °C, and burns with 300% of excess air that enters the chamber in the same state.

Determine the heat of combustion if the products come out at 226.85 °C (kJ/kg)

Determine adiabatic flame temperature (°C)

Solutions

Expert Solution

Cp/R = A +BT +CT² + DT^-2 Where T is in K from 298 ^oK

Name	Chemical formula	A	B*10³	C*10⁶	D*10⁺⁵
n-Octane	C8H18	4.108	70.567	-22.208	0
Carbon dioxide	CO2	5.457	1.045	0	-1.157
Nitrogen	N2	3.28	0.593	0	0.04
Oxygen	O2	3.639	0.506	0	-0.227
Water	H2O	3.47	1.45	0	0.121

Amanda K answered 1 year ago

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