Air Conditioning

Question 1

Vapour cycle cooling: System heat is removed from the air by?

Answer 1

Changing liquid into vapour

Question 2

Vapour cycle cooling: Refrigerant dissipates heat by?

Answer 2

Changing vapour to liquid

Question 3

When the aircraft has reached its maximum cabin pressure differential, what does the outflow valve do?

Answer 3

Move towards open

Question 4

When an aircraft has reached maximum differential pressure and the aircraft is at a constant altitude, the system allows for?

Answer 4

Constant mass flow of air through the cabin

Question 5

International markings for air conditioning pipelines are?

Answer 5

Dots

Question 6

A high pressure water separator, in an air cycle cooling system, consists of what heat exchangers?

Answer 6

Reheater and condenser

Question 7

Flow multipliers used on air supply systems for the air conditioning system uses what for the motive flow?

Answer 7

Engine bleed air

Question 8

A bleed air pre-cooler uses what,as the cooling medium?

Answer 8

Fan air

Question 9

A spill valve opens

Answer 9

To control the flow to the cabin