Convert horsepower to kilocalorie (th)/hour
Please provide values below to convert horsepower [hp] to kilocalorie (th)/hour [kcal(th)/h], or Convert kilocalorie (th)/hour to horsepower.
How to Convert Horsepower to Kilocalorie (Th)/hour
1 hp = 641.615680003089 kcal(th)/h
Example: convert 15 hp to kcal(th)/h:
15 hp = 15 × 641.615680003089 kcal(th)/h = 9624.23520004634 kcal(th)/h
Horsepower to Kilocalorie (Th)/hour Conversion Table
| horsepower | kilocalorie (th)/hour |
|---|
Horsepower
Horsepower (hp) is a unit of power measurement originally developed to compare the power of engines and motors, representing the rate at which work is done or energy is transferred.
History/Origin
The term was introduced in the late 18th century by James Watt to compare the power of steam engines to draft horses. It became a standard unit in engineering and automotive industries, with its definition evolving over time from mechanical to metric standards.
Current Use
Horsepower is widely used today to rate the power output of engines, motors, and other machinery, especially in automotive, aerospace, and industrial applications. It remains a common unit for expressing engine power in many countries.
Kilocalorie (Th)/hour
A kilocalorie (th)/hour (kcal(th)/h) is a unit of power representing the rate at which energy in kilocalories per hour is transferred or converted.
History/Origin
The kilocalorie, often used in nutrition and energy measurement, has been adapted into various units including the thermochemical kilocalorie (kcal(th)). Its use in power measurement, such as kcal(th)/h, is primarily for specialized scientific and engineering applications, integrating energy units with time to express power.
Current Use
The kcal(th)/h unit is used in contexts requiring the measurement of energy transfer rates in thermochemical terms, such as in thermal engineering, calorimetry, and energy efficiency assessments where energy flow is expressed in kilocalories per hour.