Aircraft Structure Chapter 4

Which of the following is the air supply for combustion heating system

• APU

• Engine bleed air

• Ram air

Name the section of the engine where the bleed air for airconditioning is tapped from.

• Exhaust

• Compressor

• Turbine

Choose the type of air conditioning system that requires carbon monoxide detector.

• Engine exhaust heating

• Brake turbine cold air unit

• Turbofan cold air unit

"This system works on the principle of the air dissipating or absorbing heat by doing or receiving work"

Identify related air conditioning system that used above principle.

• Combustion heater

• VCM

• ACM

What is the primary function of primary heat exchanger?

• Cool down the bleed air

• Seperate the water

• Mix hot and cold air

What is the function of the compressor in the brake turbine cold air unit?

• Compress the air

• To prevent turbine overspeed

• Cools down the air

Which of the following air conditioning system that can be operated on ground?

• Turbo compressor

• Brake turbine cold air unit

• Turbofan cold air unit

Choose the function of Thermostatic Expansion Valve (TEV)

• Transfers heat to the refrigerant

• Control the amount of the refrigerant

• Pressurises the refrigerant

Choose the function of the Evaporator.

• Transfers heat into the refrigerant

• Pressurises the refrigerant

• Controls amount of refrigerant

Choose the function of the compressor in the Vapour Cycle Machine (VCM).

• Pressurises the refrigerant

• Transfers heat into the refrigerant

• Controls amount of refrigerant