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Powerplant

The complete installation of an aircraft engine, propeller, and all accessories needed for its proper function.

Contributors in Powerplant

Powerplant

density altitude

Aviation; Aircraft maintenance

The altitude in standard air at which the density is the same as that of the existing air.

pressure altitude

Aviation; Aircraft maintenance

The altitude in standard atmosphere at which the pressure is the same as the existing pressure.

friction horsepower (FHP)

Aviation; Aircraft maintenance

The amount of horsepower used to turn the crankshaft, pistons, gears, and accessories in a reciprocating engine and to compress the air inside the cylinders.

reid vapor pressure

Aviation; Aircraft maintenance

The amount of pressure that must be exerted on a liquid to keep it from vaporizing. Reid vapor pressure is measured at 100 ºF.

acceleration

Aviation; Aircraft maintenance

The amount the velocity of an object is increased by a force during each second it is acted upon by that force. Acceleration is usually measured and expressed in terms of feet per second, per second ...

deceleration

Aviation; Aircraft maintenance

The amount the velocity of an object, measured in feet per second, is decreased by a force during each second it is acted upon by that force. Deceleration is usually expressed in terms of feet per ...

pitch angle

Aviation; Aircraft maintenance

The angle between the chord line of a propeller blade and the plane of rotation.

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