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Energy Content of Common Fuels | |
1 gallon of gasoline energy equivalent |
=
380 SCF H2 (10 Nm3) |
Transportation range Afforded by 100 SCF of Hydrogen | |
When burned in an automobile engine |
6 - 12 miles |
When consumed in a fuel cell |
12 - 24 miles |
(HHV) |
(LHV) |
MASS OF HYDROGEN |
Energy Content and Mass of 100 Standard Cubic Feet of Hydrogen |
31,740 BTU |
26,840 BTU |
0.521 LBS | |
9.30 KwH |
7.87 KwH |
0.236 KG | |
33,486 kJ |
28,317 kJ |
. | |
8,004 kCal |
6,768 kCal |
. |
Quantity |
Equivalent Values | |
Pressure |
1 atm |
=
1.01325 x 105 N/m2 (Pa) = 1.01325 bars |
Volume |
1 m3 |
=
1000 liters = 106 cm3 = 106 ml |
1 ft3 |
=
1728 in.3 = 7.4805 gallons = 0.028317 m3 = 28.317
liters | |
1 Nm3 |
= 38 SCF (Nm is at 0 deg C, SCF is at 70 deg F) | |
Power |
1 W |
=
1 J/s = 0.23901 cal/s = 0.7376 ft.lbf/s = 9.486 x
10-4 Btu/s |
Energy |
1 J |
=
1 N.m = 107 ergs = 107 dyne.cm |
Nm3/h |
Liters/min |
Cc(ml)/min |
Scf/h |
Scf/month |
0.005 |
0.08 |
80 |
0.19 |
139 |
0.01875 |
0.3 |
300 |
0.7125 |
520 |
0.0375 |
0.6 |
600 |
1.425 |
1,040 |
0.075 |
1.2 |
1,200 |
2.85 |
2,081 |
0.125 |
2 |
2,000 |
4.75 |
3,468 |
0.5 |
8 |
8,000 |
19 |
13,870 |
1 |
16 |
16,000 |
38 |
27,740 |
2 |
32 |
32,000 |
76 |
55,480 |
5 |
80 |
80,000 |
190 |
138,700 |
10 |
160 |
160,000 |
380 |
277,400 |
15 |
240 |
240,000 |
570 |
416,100 |
25 |
400 |
400,000 |
950 |
693,500 |