Kuinka laskea Horsepower

Mikä on Horsepower?

Horsepower (HP) measures the rate of work an engine can perform. It is calculated from torque and RPM: HP = Torque × RPM / 5252. The constant 5252 comes from unit conversion (one horsepower = 550 ft-lb/sec × 60 sec × 2π).

Vaiheittainen opas

1. 1Torque (lb-ft) measures rotational force at the crankshaft
2. 2RPM is the engine speed in revolutions per minute
3. 3HP = Torque × RPM / 5252
4. 4Torque and HP curves cross always at 5,252 RPM

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