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.
1 hp = 641.615680003 kcal(th)/h. To convert horsepower to kilocalorie (th)/hour, multiply the value by 641.615680003; to go the other way, divide by it (1 kcal(th)/h = 0.00155856540164 hp). Both units measure power and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 hp = 641.615680003 kcal(th)/h
- 1 kcal(th)/h = 0.00155856540164 hp
- 10 hp = 6416.15680003 kcal(th)/h
- 100 hp = 64161.5680003 kcal(th)/h
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 |
|---|---|
| 1 hp | 641.615680003 kcal(th)/h |
| 2 hp | 1283.23136001 kcal(th)/h |
| 3 hp | 1924.84704001 kcal(th)/h |
| 5 hp | 3208.07840002 kcal(th)/h |
| 10 hp | 6416.15680003 kcal(th)/h |
| 20 hp | 12832.3136001 kcal(th)/h |
| 50 hp | 32080.7840002 kcal(th)/h |
| 100 hp | 64161.5680003 kcal(th)/h |
| 500 hp | 320807.840002 kcal(th)/h |
| 1000 hp | 641615.680003 kcal(th)/h |
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.
Frequently Asked Questions
What is 1 horsepower in kilocalorie (th)/hour?
1 horsepower (hp) = 641.615680003 kilocalorie (th)/hour (kcal(th)/h).
How do you convert horsepower to kilocalorie (th)/hour?
Multiply the horsepower value by 641.615680003. For example, 25 hp × 641.615680003 = 16040.3920001 kcal(th)/h.
What is 10 horsepower in kilocalorie (th)/hour?
10 hp = 6416.15680003 kcal(th)/h.
Which unit is larger, the horsepower or the kilocalorie (th)/hour?
The horsepower is the larger unit: 1 hp = 641.615680003 kcal(th)/h.