D4500

MOTOR COACH INDUSTRIES Pdf Download PDF Report

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 349.5 5.73 0.02 0.4
ART 173.9 3.82 0.02 0.54
Commuter 98.7 3.82 0.04 0.95
Total 622.1 13.370000000000001 0.02 0.53
Run # :2, CW
CBD 362.1 5.73 0.02 0.39
ART 173.7 3.82 0.02 0.54
Commuter 97.7 3.82 0.04 0.96
Total 633.5 13.370000000000001 0.02 0.52
Run # :3, CCW
CBD 356.4 5.73 0.02 0.4
ART 175.6 3.82 0.02 0.54
Commuter 99.4 3.82 0.04 0.95
Total 631.4 13.370000000000001 0.02 0.52
Run # :4, CW
CBD 361.0 5.73 0.02 0.39
ART 172.0 3.82 0.02 0.55
Commuter 100.0 3.82 0.04 0.95
Total 633.0 13.370000000000001 0.02 0.52

Idle Consumption
First 20 Minutes Data: 51.5 Scf Last 20 Minutes Data: 54.9 Scf
Average Idle Consumption: 159.6 Scf/Hr

Run Consistency (% Difference from overall average of total fuel used)
Run 1 : 1.3 Run 2 : -0.6 Run 3 : -0.2 Run 4 : -0.5

Summary
Average Idle Consumption : 6.48 LB/Hr
Average CBD Phase Consumption : 0.4 M/Lb
Average Arterial Phase Consumption : 0.54 M/Lb
Average Commuter Phase Consumption : 0.95 M/Lb
Overall Average Fuel Consumption : 0.52 M/lb
Overall Average Fuel Consumption : 21.05 Miles/ Million BTU