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39 Cards in this Set
- Front
- Back
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turbine engine
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Large powerful engine used by most passenger planes.
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reciprocating engine
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Small, reliable engine that uses cylinders to continuously create energy.
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four-stroke operating cycle
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1.Intake of fuel/air mixture; 2.compression of piston. 3.Power: ignition & expansion of gases
4.exhaust of burned gases. |
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throttle
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controls engine speed by regulating the amount of fuel/air mixture that flows into cylinders.
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mixture
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fuel/air ratio used in reciprocating engines.
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intake port
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outside air enters induction system through this at the front of engine compartment.
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carburetor
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mixes incoming air with fuel and delivers it to combustion chamber.
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carburetor ice
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water vapor that condenses and turns to ice when carburetor temperature is at or below freezing.
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fuel injection
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engine system that increases performance by using pumps and valves instead of a float-type carburetor.
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supercharger
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compresses incoming air using a pump driven by the engine.
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turbocharger
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pressurizes air using a pump driven by engine exhaust gases.
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magneto
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self-contained, engine driven unit that supplies electrical current to the spark plugs.
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ignition switch
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cockpit control of the operation of the magnetos. A pilot can select L, R , both or off.
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detonation
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uncontrolled explosive ignition of the fuel/air mixture within the cylinder's combustion chamber.
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preignition
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when fuel/air mixture is ignited before the normally-timed ignition.
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fuel-pump system
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engine driven pump provides fuel under pressure from the fuel tanks to the engine.
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fuel pressure gauge
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used to detect fuel pump malfunctions and monitor steady flow of fuel to engine.
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vapor lock
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dry air that enters fuel system if engine is allowed to run dry and causes engine to seize and stop.
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gravity-feed system
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fuel flows by gravity from the fuel tanks to the engine.
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fuel tanks
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storage for fuel, usually located on wings.
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fuel-quality gauges
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track amount of fuel in tank. Located on instrument panel
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fuel selector valve
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allows pilot to select fuel from various tanks to ensure the plane remains balanced.
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fuel strainer
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removes moisture and sediments before the fuel enters the carburetor.
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dry-sump systems
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oil is contained in a separate tanks and circulated through the engine by pumps.
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wet-sump system
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all oil is carried in the sump as part of the engine.
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oil pressure gauge
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provides information on oil operation and pressure in system.
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oil temperature gauge
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provides information on oil temperature. in system.
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cowl flaps
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vents near underside of engine that reduce extreme temperatures and create airflow.
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cylinder head temperature gauge
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provides direct temperature reading from one of the cylinders, letting you know when you need to use cowl flaps.
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climb propeller
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low blade angle prop, provides best performance for take off and climb.
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cruise propeller
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high blade angle prop, for high speed cruising and high altitude flight.
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fixed-pitch propeller
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prop with set angle that cannot be changed.
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constant-speed propeller
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prop with an adjustable blade angle to best performance.
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propeller control
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Used to change pitch of propeller.
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alternator
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provides electrical energy (power) in a direct current system.
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alternating current (AC)
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current first produced by alternators, then transformed into direct current.
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direct current (DC)
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delivered to a bus bar which serve to distribute current to electrical components of airplane.
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ammeter
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gauge used to monitor the electrical current in amperes (amps).
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master switch
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controls entire electrical system.
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