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GFD Dual-Fuel System™
Savings Samples
Comparisons measure methane gas and diesel fuel consumptions in actual field application.

54 KW Cummins 87 HP turbo-charged engine
operating 4 wells at 10 HP

9.36 MCFD           15.38 GPD

Normal Fuel Usage with full load - 60 GPD

150 KW John Deere 250 HP turbo-charged/ after cooled engine
operating 4 wells at 15 HP and 3 wells at 10 HP

18.72 MCFD           39.00 GPD

Normal Fuel Usage with full load - 220 GPD



Fuel Comparisons in Generators:
Standard Use vs. GFD Dual-Fuel Systems

The following consumptions are based on an average.

Data was collected over a six-month period.
(Fuel prices as shown at time of data collection)

54 KW Cummins Gen set
(75% average load)

-2.3 gallons per hour with diesel only
-0.9 gallons per hour with diesel and 62% CBM gas

Save 33.6 gallons of diesel a day
$1.74 x 33.6 = $58.46 savings/day

125 KW Cummins Gen set
(75% average load)

-3.5 gallons per hour with diesel only
-1.98 gallons per hour with diesel and 43.5% CBM gas

Save 30 gallons of diesel a day
$1.74 x 30 = $52.20 savings/day

350 KW Cummins Gen set
(1-200 hp electric screw compressor)

-18.75 gallons per hour with diesel only
-5.3 gallons per hour with diesel and 72% CBM gas

Save 322.8 gallons of diesel a day
$1.74 x 322.8 = $561.67 savings/day

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