Module 12: Instrumentation Flashcards by Moiz Khan | Brainscape

Q

What are the PERFORMANCE indicators?

A

EPR/N1 (jets/fans)

Torque oil/% (props/shafts)

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Q

What are the CONDITION indicators?

A

EGT, fuel flow, compressor RPM, oil pressure, temp gauge

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Q

What is EPR?

A

Thrust developed
Pt7:Pt2
Turbo fan/jet

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Q

IEPR gives us what?

A

Fan Discharge Pressure

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Q

What will the N1 system use?

A

TACH gen

Mag speed sensor

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Q

Torque oil pressure system uses what?

A

Hydro-mechanical (balanced oil piston)

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Q

Torque percentage uses what?

A

Power output twist (phase shift)

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Q

Hydromechanical/balanced oil piston uses what?

A

HELICAL gears

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Q

Phase shift uses what?

A

Magnetic pick ups

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Q

How do we measure COMPRESSOR RPM?

A

Tach Gen
Mag Speed Sensor
PS is Ng/Nf

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Q

3 different EGT systems we measure?

A

EGT
ITT
TIT

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Q

How do we measure EGT systems?

A

Thermocouples in parallel (average)

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Q

Oil temperature sensor provides us what?

A

OIL COOLER

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