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Aerospace Propulsion Journeyman CDC vol 2 > unit 3 > Flashcards

unit 3 Flashcards

1
Q

Which turbine stages on an F100-PW-220 engine drive the front compressor?

A

Third and fourth

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2
Q

What is one advantage of a modular engine?

A

Entire engines are not withheld from service

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3
Q

One advantage of the modular engine concept is that it eliminates the need to

A

return whole engines to depot for overhaul

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4
Q

ON which module of an F100-PW-220 engine is the stator generator mounted?

A

Gearbox

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5
Q

When discussing a jet engine and the location of its parts, you must always do so as if you were standing at the

A

rear of engine

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6
Q

External flanges on the F100 engine are referred to by

A

letter designations

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7
Q

On an F100-PW-220 engine, the leading edge vanes are hollow

A

so that anti-icing air can flow through them

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8
Q

On an F100-PW-220 engine, the total temperature (Tt2) sensor sends electronic signals to the

A

digital electronic engine control (DEEC)

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9
Q

The F100-PW-220 core module proximate splitter, which divides airflow from the front compressor into fan airflow and primary airflow, is contained in the

A

compressor intermediate case

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10
Q

On an F100-PW-220 engine, which stages of compressor stator vanes are variable?

A

Fourth and Fifth

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11
Q

On an F100-PW-220 engine, which stage of compression provides anti-icing air for the engine inlet

A

Thirteenth

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12
Q

On an F100-PW-220 engine, which devices attach the combustion chamber assembly to the diffuser case

A

Eight mounting bolts

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13
Q

On an F100-PW-220 engine, the front compressor drive turbine shaft is connected to the front compressor rotor by

A

the turbine shaft nut coupling

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14
Q

On an F100-PW-220 engine, the augmentor spray rings are pressure sensitive and can adjust their fuel nozzle openings in response to

A

fuel pressure

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15
Q

Which component on an F100-PW-220 engine sends a signal to drive the primary actuator flexible shaft?

A

Convergent exhaust nozzle control (CENC)

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16
Q

On an F100-PW-220 engine, the gearbox modules is driven by the rear compressor through

A

a gearbox drive shaft

17
Q

How many stages are in the inlet fan module of the F119-PW-100 engine?

A

Three

18
Q

Engine stations on the F119 engine are identified by

A

numerical designations

19
Q

in addition to the augmentor, what is the other major assembly on the F119-PW-100

A

Gearbox

20
Q

Where is the NO. 2 bearing located in the F119-PW-100 engine

A

Intermediate case

21
Q

How many hollow inlet struts are contained within the inlet fan case of the F119 engines

A

21

22
Q

what stage of compressor air provides anti-icing to the inlet guide vanes of the F119-PW-100 engine

A

9th

23
Q

Where is the total temperature sensor (Tt2) located on a F119-PW-100 engine

A

inside the fan inlet guide vane case at the 5:30 o’clock position

24
Q

Where is the N1 sensor mounted on the F119-PW-100 engine

A

intermediated case

25
Q

How many stages are in the high pressure compressor (HPC) of a F119-PW-100 engine?

A

6

26
Q

On an F119-PW-100 engine, what function does the diffuser case serve other than housing the combustor?

A

Reduces the velocity of compressor discharge air

27
Q

How many gas generator/core fuel nozzles are mounted on the diffuser case of the F119-PW-100 engine?

A

24

28
Q

What drives the inlet fan module (IFM) in the F119-PW-100 engine

A

Low-pressure turbine (LPT) module

29
Q

Which bearing is located in the low pressure turbine (LPT) module of the F119-PW-100 engine

A

No. 5 Bearing

30
Q

On the F119-Pw-100 engine, what connects the low-pressure turbine (LPT) to the inlet fan module

A

Tie-bolts

31
Q

Where is the gearbox mounted on the F119-PW-100 engine and what drives it?

A

6 o’clock position intermediate case; core module

32
Q

How many liners are contained in the transition duct of the nozzle module on a F119-PW-100 engine?

A

20

33
Q

Which actuator position nozzle flaps to establish thrust vectoring angle on the F119-PW-100 engine?

A

Divergent actuators

34
Q

What is the function of the fan bypass ducts on the F119-PW-100 engine?

A

Directing fan bypass air into the turbine exhaust case and augmentor duct for cooling

Aerospace Propulsion Journeyman CDC vol 2 (3 decks)

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