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15 Cards in this Set

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  • Back
An aircrafts bleed air cooling air system precooler is also known as the...
primary heat exchanger
A precooler assembly is usually a self-containted cooling package with its own..
temperature control system.
The bleed air precooler assembly maintains a constant outlet temperature with the aid of a..
modulating valve, sensor, and temperature control circuit.
Hot bleed air used for air-conditioning is cooled in a heat exchanger by...
ram air
To create a greater cooling effect, atomized water is sprayed across the inlet of the bleed air system secondary heat exchanger by the..
water seperator.
To create a greater cooling effect, atomized water is sprayed across the inlet of the bleed air system secondary heat exchanger by the..
water aspirator.
One purpose of the fan in the bleed air system cooling turbine and fan assembly is to prevent...
turbine overspeeding.
Bleed air system water seperators remove 70 to 85% of the moisture that accumulates in the conditioned air. This is accomplished as a result of...
rapid expansion.
The bleed air system water seperator anti-icing system prevents the condenser bag from icing by keeping the turbine..
outlet temperature above 32 degrees.
The bleed air system component that causes the aircraft cooling turbine to slow down when an icing condition occurs is the...
Ice control screen.
What air source ventilates the cockpit when smoke or fumes are discharged from the airconditioning system?
Atmospheric air.
When a fighter aircraft air-conditioning system is being operated on the ground, the ram air necessary to cool the bleed air flowing through the heat exchangers is provided by the..
ejector valve.
How is the warning light in the cockpit activated if duct pressure on a fighter air-conditioning system becomes excessive?
Turbine overspeed switch.
The temperature of conditioned air going to the crew compartment depends on the position of the...
cabin dual-temperature mixing valve.
Where does the final stage of cooling takes place before the conditioned air enters the crew area of a fighter aircraft?
Expansion turbine.