What does horsepower ps mean?

[StBrady]

Horsepower ps is the unit name for calculating metric horsepower in physics. The relevant information about horsepower is as follows: 1. Metric horsepower: Metric horsepower, also known as metric horsepower, is artificially defined and takes a value very close to imperial horsepower. It is defined as the work done by 75 kilogram-force meters in one second. That is: 1 metric horsepower = 75 kilogram-force meters/second = 735 watts. 2. Imperial horsepower: The concept of horsepower as a unit was named by James Watt, the improver of the steam engine, to represent the power of the steam engine relative to the pulling power of horses. It is defined as "the power of a horse that can pull 33,000 pounds and move at 1 foot per minute", and uses watts (W) or kilowatts (kW) as the standard unit.