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Survivability. AIAA Team 1 David Macdonald Taylor Raymond. Result of Aircraft Survivability Failure www.aircraft-survivability.com. Survivability. Aircraft Survivability: The capability of an aircraft to avoid and withstand a hostile environment History:
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Survivability AIAA Team 1 David Macdonald Taylor Raymond Result of Aircraft Survivability Failure www.aircraft-survivability.com
Survivability • Aircraft Survivability: • The capability of an aircraft to avoid and withstand a hostile environment • History: • Government regulations came about after massive man and machine loss during the Vietnam War • Regulations are stricter on military issued aircrafts, but FAA rules do apply to commercial airliners
Probability of Surviving • Aircraft Susceptibility (PH): • Inability for aircrafts to avoid man-made hostile environments • Aircraft Vulnerability (PKlH): • Inability for aircrafts to withstand man-made hostile environments • Aircraft Killability (PK): • PK=PH*PKlH
Survivability Enhancement • PS=1-PK=1-PH*PKlH • Aircraft's combat survivability is enhanced when it's killability is reduced. • The killability of an aircraft is reduced when the susceptibility and the vulnerability of the aircraft are reduced.
SusceptibilityConsiderations • Speed and Altitude • Low Signatures • Crew Training • Awareness • Ability • Maneuvering Tactics • Night Time Capability • Maneuverability/Agility • Aircraft Stability http://www.enterprisenetworksandservers.com/monthly/art.php?1659
Susceptibility (Cont’d) • Self Defense/ Countermeasures • Flares • Chaffs • Signal Jamming • Fighter Escort • Threat Warning Systems http://upload.wikimedia.org/wikipedia/commons/3/3a/US_Air_Force_AC-130H_Spectre.jpg http://www.fas.org/man/dod-101/sys/ac/equip/an-aar-57.jpg
Vulnerability Considerations • Redundant and Separate and Redundant Flight Systems • Rugged Structure • Additional Armor • Reinforced Landing Gear Ball, Robert E. The Fundamentals of Aircraft Combat Analysis and Design. AIAA Education Series: New York. 1985.
Vulnerability Cont’d • Specialized Fuel Tanks • Self Sealing • Foam Filling • Fire and Explosion Protection • Fuel Away From Inlets • Non-Flammable Hydraulic Fluid Ball, Robert E. The Fundamentals of Aircraft Combat Analysis and Design. AIAA Education Series: New York. 1985.
A-10: Great Example A-10 Thunderbolt http://www.wallpaper.net.au/wallpaper/aviation/A-10%20Thunderbolt%201%20-%201024x768.jpg
QUESTIONS??? MH-47 Ejecting Flares at dusk- Survivability Enhancement http://www.aircraft-survivability.com/Pages/Pictures.html
References • http://www.aircraft-survivability.com/ • http://www.proaviation.ca/ • http://access.ncsa.uiuc.edu/Stories/aircraft/ • http://combatindex.com/mil_docs/pdf/Hopper/MIL-HDBK/CI-2069-MH-5909-3028.pdf • http://www.wallpaper.net.au/wallpaper/aviation/A-10%20Thunderbolt%201%20-%201024x768.jpg • http://www.raytheon.com/products/stellent/groups/sas/documents/asset/ale50.pdf • http://www.fas.org/man/dod-101/sys/ac/equip/an-aar-57.jpg • http://www.bahdayton.com/SURVIAC/index.htm • Ball, Robert E. The Fundamentals of Aircraft Combat Analysis and Design. AIAA Education Series: New York. 1985.