14
fuel consumption
Estimated fuel supply requirements at half and full load for
natural gas and LP vapor fuels are shown here.
natural Gas
LP Vapor
1/2 Load
Full Load
1/2 Load
Full Load
12kW
102 C
195 C
41 C
79 C
102,000 B
195,000 B
103,000 B
197,000 B
15kW
126 C
242 C
56 C
108 C
126,000 B 242,000 B 140,000 B
270,000 B
C = Cubic feet per hour
B = BTU’s per hour
Physical
Properties
LP Vapor
natural
Gas
normal atmospheric
state
Gas
Gas
Boiling Point (in °f):
initial
end
-44
-44
-259
-259
heating Value:
Btu per gallon (net
LhV*)
Btu per gallon (gross**)
cubic feet (gas)
83,340
91,547
2,500
63,310
1,000
Density***
36.39
57.75
Weight†
4.24
2.65
octane number:
research
Motor
110+
97
110+
*
LHV (Low Heat Value) is the more realistic rating.
** Gross heat value does not consider heat lost in the form of water during
combustion.
*** Density is given in “Cubic Feet of Gas per Gallon of Liquid”.
†
Weight is given in “Pounds per Gallon of Liquid”.
Not
for
Reproduction
