WO
SH
PROPANE IRRIGATION ENGINE
CALCULATOR WORKSHEET
Curious about how much you could be saving with a propane irrigation engine over diesel? Complete this worksheet to find out. Fill in the inputs on the
left, and then use those numbers in the formulas to the right to get your results. If you want help or have questions, contact your propane supplier. They’ll
be happy to work through it with you. Or, visit propanecostcalculator.com/irrigation for the easy-to-use online tool that does the calculations for you.
INPUTS
A. HORSEPOWER REQUIRED:
B. HOURS OF USAGE PER YEAR:
C. FUEL PRICE PER GALLON:
Propane:
Diesel:
D. ENGINE PURCHASE AMOUNT:
Propane:
Diesel:
E. HORSEPOWER–HOUR PER GALLON
OF PROPANE:
13.76
OUTPUTS
PROPANE
DIESEL
G 1 Formula: A –: E x C
G 2 Formula: A –: E –: F x C
M 1 Formula: D + H
M 2 Formula: D + H
N 1 Formula: D + I
N 2 Formula: D + I
G. FUEL COSTS PER HOUR
H. FUEL COSTS PER YEAR
Formula: G x B
I. FUEL COSTS PER 5 YEARS
Formula: H x 5
J. FUEL SAVINGS PER HOUR
Formula: G 2 - G 1
K. FUEL SAVINGS PER YEAR
Formula: B x J
L. FUEL SAVINGS PER 5 YEARS
Formula: K x 5
(Data from the Propane Education & Research Council)
F. RATIO OF PROPANE/DIESEL:
1.57
M. TOTAL 1 YEAR COST
(Data from the Propane Education & Research Council)
N. TOTAL 5 YEAR COST
O. TOTAL 1 YEAR SAVINGS USING PROPANE
Formula: M 2 - M 1
P. TOTAL 5 YEAR SAVINGS USING PROPANE
Formula: N 2 - N 1
Any available incentives are not factored into total savings.
7055-WS-14