Convert horsepower (water) to petajoule/second
Please provide values below to convert horsepower (water) [hp (water)] to petajoule/second [PJ/s], or Convert petajoule/second to horsepower (water).
How to Convert Horsepower (Water) to Petajoule/second
1 hp (water) = 7.46043e-13 PJ/s
Example: convert 15 hp (water) to PJ/s:
15 hp (water) = 15 × 7.46043e-13 PJ/s = 1.1190645e-11 PJ/s
Horsepower (Water) to Petajoule/second Conversion Table
| horsepower (water) | petajoule/second |
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Horsepower (Water)
Horsepower (water) is a unit of power used to measure the rate of water flow or energy transfer, based on the power exerted by a water stream.
History/Origin
The water horsepower originated in the 19th century as a way to quantify the power of water wheels and turbines, with its value historically linked to the energy produced by a specific flow of water under certain conditions.
Current Use
Today, water horsepower is primarily used in hydraulic engineering and water power industries to specify the capacity of water turbines, pumps, and other hydraulic equipment.
Petajoule/second
A petajoule per second (PJ/s) is a unit of power representing the transfer or conversion of one petajoule of energy every second.
History/Origin
The petajoule (PJ) is a metric unit of energy introduced as part of the International System of Units (SI) to measure large quantities of energy. The concept of power in terms of energy per unit time has been fundamental in physics, with the watt (W) as the SI base unit. The petajoule per second emerged as a large-scale unit for high-energy power measurements, especially in fields like energy production and scientific research.
Current Use
Petajoule per second is used in scientific and engineering contexts to quantify extremely high power levels, such as in nuclear energy, large-scale power generation, and astrophysics. It is also used in theoretical and large-scale energy calculations where conventional units like watts are insufficient.