ECS

Question 0

How hot and high of pressure can bleed air reach?

Answer 0

600* F and 220 psi

Question 1

15 inMg is equal to what psi?

Answer 1

7.36 psi

Question 2

What is a standard day?

Answer 2

14.7 psi or 29.92 in Hg at 59* F or 15* C

Question 3

What are the three requirements for aircraft pressurization?

Answer 3

Sealed cabin, source of temperature controlled compressed air, and a method of controlling cabin pressure.

Question 4

All cabin air in a pressurized aircraft comes from what?

Answer 4

Engine bleed air

Question 5

What are the two ways to pressurize the aircraft cabin?

Answer 5

Manual and automatic control

Question 6

What are the components of the pressurization controlling system?

Answer 6

Outflow valve, automatic pressure switch, cabin pressure controller, manual pressurization switch, cabin differential pressure indicator, and cabin altimeter

Question 7

What are the three cabin pressurization safety components?

Answer 7

Safety valve, emergency depressurization switch, and emergency depressurization door

Question 8

What are the 2 automatic functions of the safety valve?

Answer 8

Relief of over pressurization and relief of negative pressure.

Question 9

What are the three things that happen when the emergency switch is actuated?

Answer 9

Outflow valve opens, safety valve opens, and AC shuts off.