Convert horsepower hour to kilojoule
Please provide values below to convert horsepower hour [hp*h] to kilojoule [kJ], or Convert kilojoule to horsepower hour.
1 hp*h = 2684.51954 kJ. To convert horsepower hour to kilojoule, multiply the value by 2684.51954; to go the other way, divide by it (1 kJ = 0.000372506135679 hp*h). Both units measure energy and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 hp*h = 2684.51954 kJ
- 1 kJ = 0.000372506135679 hp*h
- 10 hp*h = 26845.1954 kJ
- 100 hp*h = 268451.954 kJ
How to Convert Horsepower Hour to Kilojoule
1 hp*h = 2684.51954 kJ
Example: convert 15 hp*h to kJ:
15 hp*h = 15 × 2684.51954 kJ = 40267.7931 kJ
Horsepower Hour to Kilojoule Conversion Table
| horsepower hour | kilojoule |
|---|---|
| 1 hp*h | 2684.51954 kJ |
| 2 hp*h | 5369.03908 kJ |
| 3 hp*h | 8053.55862 kJ |
| 5 hp*h | 13422.5977 kJ |
| 10 hp*h | 26845.1954 kJ |
| 20 hp*h | 53690.3908 kJ |
| 50 hp*h | 134225.977 kJ |
| 100 hp*h | 268451.954 kJ |
| 500 hp*h | 1342259.77 kJ |
| 1000 hp*h | 2684519.54 kJ |
Horsepower Hour
A horsepower hour (hp*h) is a unit of energy representing the amount of energy equivalent to one horsepower of power sustained over one hour of time.
History/Origin
The horsepower hour originated from the traditional unit of horsepower used to quantify engine power, combined with the hour to measure energy consumption or production over time. It has been used primarily in engineering and energy industries to express energy usage or capacity.
Current Use
Today, the horsepower hour is rarely used in practical applications, having been largely replaced by the joule and other SI units. However, it may still be referenced in historical data, legacy systems, or specific industries dealing with older measurement standards within the energy and mechanical sectors.
Kilojoule
A kilojoule (kJ) is a unit of energy equal to 1,000 joules, used to quantify energy transfer or work done.
History/Origin
The kilojoule was introduced as part of the International System of Units (SI) to provide a convenient scale for measuring energy, especially in fields like nutrition and physics, replacing the joule for larger quantities.
Current Use
The kilojoule is widely used in nutrition to express food energy content, in physics and engineering to measure energy transfer, and in various scientific and industrial applications within the 'Energy' converter category.
Frequently Asked Questions
What is 1 horsepower hour in kilojoule?
1 horsepower hour (hp*h) = 2684.51954 kilojoule (kJ).
How do you convert horsepower hour to kilojoule?
Multiply the horsepower hour value by 2684.51954. For example, 25 hp*h × 2684.51954 = 67112.9885 kJ.
What is 10 horsepower hour in kilojoule?
10 hp*h = 26845.1954 kJ.
Which unit is larger, the horsepower hour or the kilojoule?
The horsepower hour is the larger unit: 1 hp*h = 2684.51954 kJ.