6.501

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Fuel Economy Data (Gaseous Fuels)

Date: 1997-02-11
Run Number: 1
Personnel: B.L. & R.H.
Test Direction: CCW
Ambient Temperature (°F): 32
Humidity (%): 81
SLW (lbs): 32400
Wind Speed (mpg) & Direction: 0/Calm
Barometric Pressure (in.Hg): 30
Cycle Type Run Time (min:sec) Cycle Time
(min:sec)
Fuel Temperature (°F) Total Fuel used (SCF)
Start Finish Start
CBD #1 0 9:03 9:03 63.4 75.9
ART #1 0 4:17 4:17 54.2 56.1
CBD #2 0 9:05 9:05 37.4 76.2
Art #2 0 4:28 4:28 45.7 55.3
CBD #3 0 9:07 9:07 32.3 77.8
Commuter 0 5:59 5:59 45.0 83.4
Total Fuel: 424.70000000000005 SCF
20 minute idle: 58.2 SCF
No Load Flow Rate at Idle = 4.35 SCFM No Load Flow Rate at Full Throttle = 12.5 SCFM
Heating Value = 1008.1 BTU/LB
Comments: none

Date: 1997-02-11
Run Number: 2
Personnel: B.L. & R.H.
Test Direction: CW
Ambient Temperature (°F): 31
Humidity (%): 84
SLW (lbs): 32400
Wind Speed (mpg) & Direction: 6/W
Barometric Pressure (in.Hg): 30
Cycle Type Run Time (min:sec) Cycle Time
(min:sec)
Fuel Temperature (°F) Total Fuel used (SCF)
Start Finish Start
CBD #1 0 8:53 8:53 65.0 76.6
ART #1 0 4:13 4:13 56.8 54.7
CBD #2 0 9:03 9:03 42.5 74.9
Art #2 0 4:28 4:28 48.2 54.9
CBD #3 0 8:56 8:56 36.4 75.1
Commuter 0 5:57 5:57 48.6 81.4
Total Fuel: 417.6 SCF
20 minute idle: SCF
No Load Flow Rate at Idle = SCFM No Load Flow Rate at Full Throttle = SCFM
Heating Value = 1008.1 BTU/LB
Comments: none

Date: 1997-02-11
Run Number: 3
Personnel: B.L. & R.H.
Test Direction: CCW
Ambient Temperature (°F): 33
Humidity (%): 80
SLW (lbs): 32400
Wind Speed (mpg) & Direction: 6/W
Barometric Pressure (in.Hg): 30
Cycle Type Run Time (min:sec) Cycle Time
(min:sec)
Fuel Temperature (°F) Total Fuel used (SCF)
Start Finish Start
CBD #1 0 8:55 8:55 60.4 75.7
ART #1 0 4:07 4:07 57.3 56.1
CBD #2 0 9:04 9:04 43.4 78.3
Art #2 0 4:11 4:11 50.6 57.8
CBD #3 0 9:02 9:02 40.2 76.1
Commuter 0 5:59 5:59 51.2 81.8
Total Fuel: 425.8 SCF
20 minute idle: SCF
No Load Flow Rate at Idle = SCFM No Load Flow Rate at Full Throttle = SCFM
Heating Value = 1008.1 BTU/LB
Comments: none

Date: 1997-02-11
Run Number: 4
Personnel: B.L. & R.H.
Test Direction: CW
Ambient Temperature (°F): 35
Humidity (%): 77
SLW (lbs): 32400
Wind Speed (mpg) & Direction: 3/NW
Barometric Pressure (in.Hg): 30
Cycle Type Run Time (min:sec) Cycle Time
(min:sec)
Fuel Temperature (°F) Total Fuel used (SCF)
Start Finish Start
CBD #1 0 9:01 9:01 65.8 75.4
ART #1 0 4:13 4:13 57.5 55.2
CBD #2 0 9:11 9:11 44.2 76.7
Art #2 0 4:14 4:14 48.3 55.8
CBD #3 0 9:17 9:17 42.1 77.2
Commuter 0 6:01 6:01 50.7 82.5
Total Fuel: 422.8 SCF
20 minute idle: 49.5 SCF
No Load Flow Rate at Idle = 2.68 SCFM No Load Flow Rate at Full Throttle = 10.12 SCFM
Heating Value = 1008.1 BTU/LB
Comments: none