FOD is any object that does not belong in or near airplanes and as a result, can injure airport or airline personnel and damage airplanes. Airports, airlines and airport tenants can reduce this cost by taking steps to prevent airport FOD. FOD includes a wide range of material, including loose hardware, pavement fragments, catering supplies, [...]
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Posted in Aircraft, Aircraft Powerplant Terms, Airline Terms, Airport Terms, Aviation Safety Terms, Military Aviation Terms, Video | Tagged Aircraft, Airlines, Airports, Military, Powerplant
Supercharger. An engine- or exhaust-driven air compressor used to provide additional pressure to the induction air so the engine can produce additional power.
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Posted in Aircraft Powerplant Terms | Tagged FAA Pilot's Handbook, Powerplant
Sea level engine. A reciprocating aircraft engine having a rated takeoff power that is producible only at sea level.
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Posted in Aircraft Powerplant Terms | Tagged Engines, FAA Pilot's Handbook, Powerplant
Powerplant. A complete engine and propeller combination with accessories.
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Posted in Aviation Terms | Tagged Engine, FAA Pilot's Handbook, Powerplant
Overpower. To use more power than required for the purpose of achieving a faster rate of airspeed change.
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Posted in Aircraft Powerplant Terms | Tagged FAA Pilot's Handbook, Powerplant
Overboost. A condition in which a reciprocating engine has exceeded the maximum manifold pressure allowed by the manufacturer. Can cause damage to engine components.
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Posted in Aircraft Powerplant Terms | Tagged FAA Pilot's Handbook, Powerplant
Axial flow compressor. A type of compressor used in a turbine engine in which the airflow through the compressor is essentially linear. An axial-flow compressor is made up of several stages of alternate rotors and stators. The compressor ratio is determined by the decrease in area of the succeeding stages.
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Posted in Aircraft, Aircraft Systems Terms | Tagged Engines, FAA Pilot's Handbook, Powerplant, Turbine engines
A condition in which an engine has produced more r.p.m. than the manufacturer recommends, or a condition in which the actual engine speed is higher than the desired engine speed as set on the propeller control.
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Posted in Aircraft Powerplant Terms | Tagged Maintenance, Powerplant
NF free turbine speed NG gas generator speed NP power turbine speed NR rotor speed N1, N2, N3 Spool speed expressed in percent rpm. N1 on a turboprop is the gas producer speed. N1 on a turbofan or turbojet engine is the fan speed or low pressure spool speed. N2 is the high pressure spool [...]
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Posted in Aircraft, Aircraft Powerplant Terms | Tagged Maintenance, Powerplant |
A procedure used to test aircraft engines after maintenance to ensure safe operation prior to returning the aircraft to service. The power settings tested range from idle to full power and may vary in duration.
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Posted in Aircraft Powerplant Terms, Airline Terms, Airport Terms | Tagged Airlines, Airports, Powerplant
