Convert kilojoule to horsepower hour
Please provide values below to convert kilojoule [kJ] to horsepower hour [hp*h], or Convert horsepower hour to kilojoule.
1 kJ = 0.000372506135679 hp*h. To convert kilojoule to horsepower hour, multiply the value by 0.000372506135679; to go the other way, divide by it (1 hp*h = 2684.51954 kJ). Both units measure energy and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 kJ = 0.000372506135679 hp*h
- 1 hp*h = 2684.51954 kJ
- 10 kJ = 0.00372506135679 hp*h
- 100 kJ = 0.0372506135679 hp*h
How to Convert Kilojoule to Horsepower Hour
1 kJ = 0.000372506135678938 hp*h
Example: convert 15 kJ to hp*h:
15 kJ = 15 × 0.000372506135678938 hp*h = 0.00558759203518407 hp*h
Kilojoule to Horsepower Hour Conversion Table
| kilojoule | horsepower hour |
|---|---|
| 1 kJ | 0.000372506135679 hp*h |
| 2 kJ | 0.000745012271358 hp*h |
| 3 kJ | 0.00111751840704 hp*h |
| 5 kJ | 0.00186253067839 hp*h |
| 10 kJ | 0.00372506135679 hp*h |
| 20 kJ | 0.00745012271358 hp*h |
| 50 kJ | 0.0186253067839 hp*h |
| 100 kJ | 0.0372506135679 hp*h |
| 500 kJ | 0.186253067839 hp*h |
| 1000 kJ | 0.372506135679 hp*h |
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.
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.
Frequently Asked Questions
What is 1 kilojoule in horsepower hour?
1 kilojoule (kJ) = 0.000372506135679 horsepower hour (hp*h).
How do you convert kilojoule to horsepower hour?
Multiply the kilojoule value by 0.000372506135679. For example, 25 kJ × 0.000372506135679 = 0.00931265339197 hp*h.
What is 10 kilojoule in horsepower hour?
10 kJ = 0.00372506135679 hp*h.
Which unit is larger, the kilojoule or the horsepower hour?
The horsepower hour is the larger unit: 1 kJ equals only 0.000372506135679 hp*h.