G-Force F550 CNG

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Economy Summary Sheet

Fuel Type : CNG
SP. Gravity : 0.557
Heating Value : N/A
Standard Conditions : 60 PSI : 14.7 PSI
Density of Air : 0.0729 lb/scf

Cycle Total Fuel Used (Scf) Total Miles Fuel Economy M/Scf (Measured) Fuel Economy M/Lb (Corrected)
Run # :1, CCW
CBD 178.20000000000002 5.73 0.03 0.79
ART 111.19999999999999 3.82 0.03 0.85
Commuter 57.2 3.82 0.07 1.64
Total 346.59999999999997 13.370000000000001 0.04 0.95
Run # :2, CW
CBD 186.9 5.73 0.03 0.76
ART 142.3 3.82 0.03 0.84
Commuter 55.1 3.82 0.07 1.71
Total 384.30000000000007 13.370000000000001 0.03 0.93
Run # :3, CCW
CBD 180.39999999999998 5.73 0.03 0.78
ART 114.5 3.82 0.03 0.82
Commuter 55.1 3.82 0.07 1.71
Total 350.00000000000006 13.370000000000001 0.04 0.94
Run # :4, CW
CBD 184.8 5.73 0.03 0.76
ART 104.69999999999999 3.82 0.04 0.9
Commuter 52.9 3.82 0.07 1.78
Total 342.4 13.370000000000001 0.04 0.96

Idle Consumption
First 20 Minutes Data: 66 Scf Last 20 Minutes Data: 56 Scf
Average Idle Consumption: 183.0 Scf/Hr

Run Consistency (% Difference from overall average of total fuel used)
Run 1 : 0.5 Run 2 : -1.7 Run 3 : -0.5 Run 4 : 1.7

Summary
Average Idle Consumption : 7.43 LB/Hr
Average CBD Phase Consumption : 0.77 M/Lb
Average Arterial Phase Consumption : 0.85 M/Lb
Average Commuter Phase Consumption : 1.71 M/Lb
Overall Average Fuel Consumption : 0.95 M/lb
Overall Average Fuel Consumption : 38.08 Miles/ Million BTU