GTS Mod 6 Easy

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What is the duty cycle of the ignition system mentioned in the text?

1 minute on and 4 minutes off

2 minutes on and 3 minutes off (correct)

3 minutes on and 2 minutes off

5 minutes on and 5 minutes off

What is the purpose of selecting full ignition to both or either igniter plug with a continuous duty cycle ignition system?

To reduce fuel consumption during harsh weather conditions.

To increase the power output of the gas turbine engine.

To provide continuous engine relight capability during aircraft takeoff or landing. (correct)

To improve the speed-sensitive control of the engine.

Which component de-energizes the ignition relay above 65% RPM according to the text?

Paralleling valve

Igniter plugs

Manifold drain valve

HEIU (correct)

When would aircrew typically select just one igniter plug in a gas turbine engine system?

During cruise flight when delayed engine relight is not critical. Signup and view all the answers

What type of ignition system do gas turbine engines typically have?

Dual high energy ignition system Signup and view all the answers

What does the high tension ignition harness supply voltage to?

HEIUs Signup and view all the answers

In the context of the text, what is the purpose of the igniter plugs?

To ignite the air-fuel mixture Signup and view all the answers

Which components are part of a typical ignition system according to the text?

AC or DC bus ignition circuit breaker, high energy ignition unit, ignition relay Signup and view all the answers

What differentiates AC and DC igniter systems in gas turbine engines?

The operating voltages of the systems Signup and view all the answers

What happens when the ignition system is de-energized by the above 65% switch?

The HEIU is de-energized Signup and view all the answers

Why would aircrew select full ignition capability during aircraft takeoff or landing?

To ensure continuous engine relight capability in critical situations. Signup and view all the answers

Which part of the gas turbine engine system connects HEIUs to the igniter plugs?

High tension ignition leads Signup and view all the answers

Where does a low tension current ignition system receive power from?

Battery bus Signup and view all the answers

What happens when the energy in a High Energy Ignition Unit (HEIU) reaches a predetermined value?

It dissipates as high-voltage discharge Signup and view all the answers

In a gas turbine engine, what varies between engine designs in terms of ignition systems?

Ignition plug types and their position Signup and view all the answers

From where do high tension current ignition systems receive their power?

Aircraft AC bus Signup and view all the answers

What does the term 'duty cycle' refer to in an ignition system?

The time limit on the operation to prevent component damage Signup and view all the answers

Which bus is used as a power source for the ignition system according to the text?

Battery bus and Aircraft AC bus Signup and view all the answers

GTS Mod 6 Easy

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