Heating and Efficiency Comparison of a Fischer-Tropsch (FT) Fuel, JP-8+100, and Blends in a Three-Cup Combustor Sector

Table 2

Average unwrapped liner temperature differences^a,b: FT fuel and 50 : 50 blend with respect to JP-8+100 (𝑇_fuelblend−𝑇_JP-8) (°F) [ΔT (°F) = 1.8ΔT (K)].

		F/A = 0.010			F/A = 0.015			F/A = 0.020			F/A = 0.025
Inlet pressure	%Δ𝑃	JP-8	FT	50 : 50	JP-8	FT	50 : 50	JP-8	FT	50 : 50	JP-8	FT	50 : 50
75 psia; (0.52 MPa)	3%	0	−4	−5	0	1	−6	0	−15	−11	0	−12	−16
	4%	0	−2	0	0	−2	−2	0	−9	−7	0	−12	−8
	5%	0	−3	−2	0	−1	−2	0	−2	−3	0	−3	1
125 psia; (0.86 MPa)	3%	0	−6	−6	0	−20	−15	0	−28	−18
	4%	0	1	−1	0	−6	−6	0	−29	−16
	5%	0	6	2	0	−10	−5	0	−23	−11
175 psia; (1.21 MPa)	3%	0	7	2	0	−25	−6	0	−39	−18
	4%	0	1	0	0	−13	−10	0	−22	−14
	5%	0	2	1	0	−11	−7	0	−26	−17
225 psia; (1.55 MPa)	3%	0	12	12	0	−20	−13	0	−46	−16
	4%	0	18	17	0	−9	−4	0	−31	−14
	5%	0	6	3	0	−9	1	0	−39	−14

^a (P,T)_inlet = [75 psia (0.52 MPa), 500°F  (533 K)], [125 psia (0.86 MPa), 625°F (603 K)],
[175 psia (1.21 MPa), 725°F (658 K)], and [225 psia (1.55 MPa), 790°F (694 K)].
^bΔT < 0 implies cooler liner temperature.