effective horsepower


Also found in: Acronyms.

effective horsepower

[ə¦fek·tiv ′hȯrs‚pau̇·ər]
(naval architecture)
The power necessary to overcome the resistance of water to motion of a ship towed at a given speed, measured in horsepower. Abbreviated ehp. Also known as towrope horsepower.

effective horsepower

The actual power delivered to the propeller.
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