POWERPLANT REVIEWER Flashcards
Directly regulates the speed of a turbocharger
Waste gate
Fire detector that is commonly used in the power section of an engine nacelle
Rate of temperature rise detectors
Two basic elements of turbine section
Stator and rotor
The _____ in magneto discharge the secondary coil’s voltage if an open occurs in the secondary circuit
Safety gap
In gas turbine engine the _____ occurs at a constant pressure
Combustion
Five events
Intake, compression, ignition, power and exhaust
The firing order for opposed engine provided for ____ and ___________ to the greatest extent possible
Balance and eliminate vibration
The major difference between the teledyne continental and RSA (precision airmotive or bendix) continuous-flow fuel injection systems in fuel metering
RSA system uses air pressure only as a metering force
It is located between tank outlet and fuel metering device
Fuel strainer or filter
It is recommended aircraft engine lubricants
Mineral or synthetic based
Red triangle, dot or diamond mark on engine instrument indicates
Maximum limit for high transients such as starting
Fuel lines are kept away from sources of heat and sharp bends and steep rises are avoided to reduce the possibility of _____
Vapor lock
The first stage turbine in dual axial flow or twins full compressor system drives the ____
N2 compressor
The air/ fuel mixture ignites before the time of normal ignition
Detonation
Parts of cylinder
Cylinder head
Cylinder body
Cylinder flange
Cylinder skirt
Subsonic air flows through convergent nozzle, the pressure ___
Decreases
Influences the operation of an automatic fuel control unit on a turbojet engine
Burner pressure
Methods to eliminate carburetor icing
Alcohol spray and heated induction air
The part of an aircraft in flight will begin to accumulate ice before any other
Carburetor
Collect the compressed air to generate thrust
Turbine section
Aircraft magneto housing are ventilated to provide ____ and remove ____ produced by normal arcing
Cooling
Corrosive gases
Increase in manifold pressure when carburetor heat is applied indicates the ___ was forming in the carburetor
Ice
Strokes that both valves are open
During intake and exhaust
______ in compressor stabilize the pressure of the air flow
Stator blades
Hot section
Combustor
Turbine
Exhaust
There is highest gas pressure in turbojet in the entrance of the ____
Burner section
Firing order of 6 cylinders in horizontally opposed engine
1,4,5,2,3,6
As an aircraft engine’s speed is increased, the voltage induced in the primary coil of the magneto ___
Increases
First engine instrument indication of a successful start of a turbine engine
Rise in the exhaust gas temperature
Unit in aircraft engine lubrication system that is adjusted to maintain the desired system pressure
Oil pressure relief valve
Should be located at the lowest point of fuel system
Main fuel strainer
Exhaust valve is closed
Compression stroke
Strength of a magneto magnet is checked by holding the points _____ and check the output of the primary coil with an _______ while operating the magneto at a specified speed
Open
AC Ammeter
If the ignition switch is moved from both to either left or right during an engine ground check, this will happen
Slight drop in RPM
The air intake of gas turbine engine has ______ valve and ____ duct
Intake
Hot junction is located at the ____
Cylinder
Cold junction is located at the ___
Instrument
Brayton cycle is also known as the constant ____ cycle
Pressure
It is used in aircraft to maintain aircraft stability
Fuel crossfeed system
It is used to assist in the transfer of fuel from the main tank to the boost pump sump
Fuel transfer ejectors
It is used in testing a magneto distributor block for electrical leakage
High tension harness tester
Primary engine instrument
Tachometer
It is the advantage of mineral based lubricants
Chemical stability
An aircraft engine equipped with a pressure type carburetor is started with the ____ while the mixture control is position at ____
Primer
Idle cut-off
When starting an engine equipped with a carburetor air heater, the heater should be placed in ____ position
Cold
Instrument on gas turbine engine should be monitored to minimize the possibility of “hot start”
Turbine inlet temperature
When internally timing a magneto, the breaker points begin to open when the rotating magnet is _____________
few degrees past the neutral position
