Convert joule to horsepower hour
Please provide values below to convert joule [J] to horsepower hour [hp*h], or Convert horsepower hour to joule.
How to Convert Joule to Horsepower Hour
1 J = 3.72506135678938e-07 hp*h
Example: convert 15 J to hp*h:
15 J = 15 × 3.72506135678938e-07 hp*h = 5.58759203518407e-06 hp*h
Joule to Horsepower Hour Conversion Table
| joule | horsepower hour |
|---|
Joule
The joule (J) is the SI unit of energy, work, and heat, defined as the work done when a force of one newton acts over a distance of one meter.
History/Origin
The joule was named after James Prescott Joule in 1889 to honor his work in energy and thermodynamics. It was adopted as the SI unit of energy in 1948.
Current Use
The joule is widely used in physics, engineering, and everyday contexts to quantify energy, work, and heat in various applications, including electricity, mechanics, and thermodynamics.
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.