Power Plant Flashcards
What are the four sections of the engine?
Compressor, power and accessory gearbox, turbine, and combustion
What are the only items provided with anti-icing capability?
The front support hub and the seven inlet guide vanes.
How is droop compensated for on the C20J turbine engine?
Through mechanical linkage, electrical connections, and pneumatic means.
What engine bearings are externally lubricated?
1, 6, 7, 8
The 5th stage bleed air control valve provides what two functions?
Aids in rapid, engine acceleration, helps prevent compressor stall.
Which TH-67 engine instruments are considered to be wet line instruments?
Engine oil pressure, torque.
The decrease in N2 RPM that exits between the time a demand for power is made and the time power is delivered is known as?
Droop
How many different chip detectors can activate the ENG CHIP caution light?
Two
The gas turbine principle takes advantage of what kind of forces?
Impact and reaction
What is designed to reduce the high RPM required for horsepower development to a more practical RPM at the output pads?
Two separate gear trains.
The _______________ principle, used to design the C20J engine, takes advantage of the impact and reaction of combustion gases passing through turbine blades and rotors.
Gas turbine
Where is the engine’s internal temperature measured?
As the gases exit the N1 turbine rotor.
The torque meter on the C20J engine is driven by the ____________.
N2 power turbine gear train
The engine oil pump on the C20J engine is driven by the ____________.
N1 gas producer gear train
