Aircraft Construction
Name 3 kinds of internal contruction components
Bulkheads, stringers, formers, skin(external), frame
What PSI are hydraulic systems typically?
3000-5000 PSI
Name 3 systems of an aircraft?
Landing gear, electrical, fuel, etc.
What is a pneumatic system commonly known as?
Vacuum or pressure system
What are the 2 most common composites used in aircraft construction?
Carbon Fiber Reinforced Polymer
Glass Fiber Reinforced Polymer
What are the internal components in a wing
Spars, stringers, ribs and formers
What does PSI stand for?
Pounds per square inch
What different landing gear systems are there?
Fixed and retractable
What kind of "heart" is the pneumatic system run off of?
An engine-driven air pump
What is a metal alloy?
A metal that is made from two or more different kinds of metal
What are aircraft typically made of
Alloys, aluminum, composites, magnesium, titanium
What are 3 hydraulically operated equipment on an aircraft?
Landing gear, flaps, brakes, etc.
Name 3 components to the landing gear
Shock absorber, wheels, brakes, etc.
What are the two types of air pumps?
Wet and Dry
What is the difference between a wet and dry air pump?
Wet- uses oil to lubricate the inside of the pump
Dry- has graphite vanes that self lubricate when pump turns
What are the 3 main sections of an aircraft?
Fuselage, Empennage, and wings
What are some challenges for hydraulic system design?
Different Pressures, different temperatures, system reliability
How are most landing gear systems operated?
Electrically initiated, hydraulically operated
Name 3 systems powered by pneumatics?
Cabin pressurization, de-ice boots, AC
What is a composite?
A blend of different plastics
What else can be found on the wing?
Ailerons, flaps, airbrakes, fuel tanks, etc.
What color is Hydraulic fluid?
Red
Where are the brakes typically located? (Which landing gear, nose or main)
Main gear
Where is bleed air taken from?
The compressor section of the engine
Why are different fluids of an aircraft different colors?
So you can tell which system is leaking