Vaporization of JP-8 Jet Fuel in a Simulated Aircraft Fuel Tank ...

Temperature, Deg. F.
140
120
100
80
60
40
20
0
Thermocouple
Error
0 1000 2000 3000 4000
Time, seconds
FID Error
Liquid Temp
Measured THC
Calculated THC, 115 FP
Calculated THC, 120 FP
Figure 5.7. JP-8 fuel vaporization at sea level, constant ambient pressure and temperature;
comparison of calculated and measured ullage vapor concentration (similar to previous test with
higher final liquid temperature), M.L.=31.5 kg/m 3 .
Temperature, Deg. F.
140
120
100
80
60
40
20
0
Liquid Temp
Measured THC
Calculated THC, 115 FP
Calculated THC, 120 FP
0 500 1000 1500 2000 2500 3000
Time, seconds
Figure 5.8. JP-8 fuel vaporization at sea level, constant ambient pressure and temperature;
comparison of calculated and measured ullage vapor concentration with intermittent ullage vapor
sampling, M.L.=31.5 kg/m 3 .
3.5
3
2.5
2
1.5
1
0.5
0
% Propane Equivalent
2.5
2
1.5
1
0.5
0
% Propane Equivalent
39