Horsepower hour to Foot-pound Conversion
Convert between Horsepower hour and Foot-pound quickly and accurately.
How to Convert Horsepower hour to Foot-pound
Conversion Formula
Example
Convert 15 hp⋅h to ft⋅lbf:
Unit Information
Learn about the energy units you're converting between
Horsepower hour
hp⋅h
Definition
A horsepower-hour (symbol: hp⋅h) is a unit of energy equal to the amount of work done by a one-horsepower engine running for one hour. It equals approximately 2.68 million joules and is used for measuring large amounts of mechanical energy.
History/Origin
The horsepower-hour was developed in the 19th century alongside the horsepower unit for measuring the energy output of steam engines and later internal combustion engines. It became important in industrial and automotive applications.
Current Use
Horsepower-hours are used in automotive industry for measuring engine energy output, in industrial applications for machinery energy consumption, in agricultural equipment for work calculations, and in mechanical engineering for energy planning.
Multiplier
2684519.537
Offset
0
Foot-pound
ft⋅lbf
Definition
A foot-pound (symbol: ft⋅lbf) is a unit of energy or work in the imperial system, equal to approximately 1.356 joules. It represents the work done when a force of one pound-force moves an object one foot in the direction of the force.
History/Origin
The foot-pound was developed in the British imperial system for measuring mechanical work and energy. It became widely used in engineering and mechanical applications, particularly in the United States and other countries using imperial units.
Current Use
Foot-pounds are used in mechanical engineering for measuring torque and work, in automotive industry for engine specifications, in ballistics for projectile energy, and in mechanical systems for energy transfer calculations.
Multiplier
1.356
Offset
0
Horsepower hour to Foot-pound Conversion Table
| Horsepower hour [hp⋅h] | Foot-pound [ft⋅lbf] |
|---|---|
| 1 hp⋅h | 1980000 ft⋅lbf |
| 10 hp⋅h | 19800000 ft⋅lbf |
| 25 hp⋅h | 49499999.9861999974 ft⋅lbf |
| 50 hp⋅h | 98999999.9723999947 ft⋅lbf |
| 100 hp⋅h | 197999999.9448010027 ft⋅lbf |
| 0 hp⋅h | 0E+0 ft⋅lbf |
| -10 hp⋅h | -19800000 ft⋅lbf |
| -40 hp⋅h | -79199999.9779199958 ft⋅lbf |
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