Energy Conversion Factors
Heat, Energy, or Work Equivalents
|
|
(ft)(lb/f) |
kWh |
(hp)(hr) |
Btu |
calorie* |
joule |
|
(ft)(lb/f) |
1 |
3.766x10-7 |
5.0505x10-7 |
1.285x10-3 |
0.3241 |
1.356 |
|
kWh |
2.655x106 |
1 |
1.341 |
3.4128x103 |
8.6057x105 |
3.6x106 |
|
(hp)(hr) |
1.98x106 |
0.7455 |
1 |
2.545x103 |
6.4162x105 |
2.6845x106 |
|
Btu |
7.7816x102 |
2.930x10-4 |
3.930x10-4 |
1 |
2.52x102 |
1.055x103 |
|
calorie* |
3.086 |
1.162x10-6 |
1.558x10-6 |
3.97x10-3 |
1 |
4.184 |
|
joule |
0.7376 |
2.773x10-7 |
3.725x10-7 |
9.484x10-4 |
0.2390 |
1 |
*The thermochemical calorie = 4.184 J.
Miscellaneous Conversion Factors
|
To convert from |
To |
Multiply by |
|
|
|
|
|
SCF (methane) |
Btu (heating value) |
103 |
|
bbl (oil) |
Btu (heating value) |
5.8x106 |
|
lb (coal) |
Btu (heating value) |
12x103 |