propeller horsepower

propeller horsepower
a measure of the power actually available for driving a propeller after all wasted energy is deducted.

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Universalium. 2010.

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  • propeller horsepower — a measure of the power actually available for driving a propeller after all wasted energy is deducted …   Useful english dictionary

  • Horsepower — hp redirects here. For other uses, see HP (disambiguation). Horsepower (HP) is the name of several units of measurement of power. The most common definitions equal between 735.5 and 750 watts.[1] Horsepower was originally defined to compare the… …   Wikipedia

  • propeller efficiency — The ratio of the thrust horsepower to the brake horsepower, or the ratio of the thrust power delivered to the engine to the engine power required to turn the propeller. On an average, 20% of the brake horsepower is lost because of frictional… …   Aviation dictionary

  • Constant speed propeller — Cutaway constant speed propeller hub …   Wikipedia

  • brake horsepower — The power delivered to the propeller shaft (main drive or main output) of an aircraft engine. It is the difference between the horsepower delivered by the engine and that consumed by friction. The actual horsepower received by the propeller of an …   Aviation dictionary

  • thrust horsepower — noun 1. : the actual horsepower delivered by the engine propeller unit in an airplane and found less than brake horsepower because the propeller is never 100 percent efficient 2. : the thrust of a jet engine or a rocket expressed in horsepower… …   Useful english dictionary

  • Controllable pitch propeller — A controllable pitch propeller (CPP) or variable pitch propeller is a type of propeller with blades that can be rotated around their long axis to change their pitch. If the pitch can be set to negative values, the reversible propeller can also… …   Wikipedia

  • equivalent brake horsepower/equivalent shaft horsepower — The sum of horsepower available at the propeller shaft in a piston/turboprop engine, measured as brake horsepower and equivalent power derived from jet thrust by applying a numerical factor to measure thrust. ESHP = SHP (shaft horsepower) +… …   Aviation dictionary

  • effective horsepower — noun : the net horsepower required to move a vehicle or boat that is the part of the total propelling engine horsepower that remains after deducting losses due to engine friction and propeller and other inefficiencies * * * effective horsepower …   Useful english dictionary

  • thrust horsepower — The amount of horsepower the engine propeller combination transforms into thrust. The terms brake horsepower and shaft horsepower are more often used for reciprocating engines rather than thrust horsepower. In gas turbine engines, it is the force …   Aviation dictionary

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