11.10 Fuel Tanks Flashcards
How is rigid removable fuel tanks installed ?
Built wi5 various materials and is strapped into the airframe structure
Are riveted or welded together and can include baffle plates
What are fuel tanks constructed with ?
3003 or 5052 aluminium alloy
What are fuel tanks constructed with ?
3003 or 5052 aluminium alloy
Why are fuel tanks riveted and welded ?
To prevent leaks
How must rigid removable fuel tanks be strapped in ?
Must be secured to airframe and held in place with padded strap arrangement to resist movement during flight
What is bladder fuel tanks made from ?
Made from reinforced flexible material
How are bladder tanks installed ?
The tank or fuel cell is rolled up and placed into the structural bay or cavity through a a small opening where it is unrolled to it’s full size
How are bladder tanks attached ?
With dedicated fastening devices.
What conditions should a bladder tank have when fitted ?
Should lie smooth and unwrinkled in the bay
Where it is sat on raised internal structures such as ribs and frames support boards are fitted
What are advantages of bladder fuel tanks ?
Used on all sizes of aircraft
Strong
Long life with seams only around installed features such as the tank vents, sump drain, filler spout
