1840. Lodability Consideration in Preliminary Design

Publication TypeConference Paper
AuthorsScott, P.
Year of Publication1988
Paper Number1840
Conference47th Annual Conference, Plymouth, Michigan, May 23-25
Conference LocationPlymouth, Michigan
Paper Category1. AIRCRAFT LOADING - GENERAL
Pages20
Date Published5/23/88
Price$8.00
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Key Words1. AIRCRAFT LOADING - GENERAL
AbstractLoadability (i.e., flexibility in accommodating various payloads without exceeding volume or center of gravity limitations) is analyzed for military cargo aircraft. A loadability parameter is defined to permit comparison between military cargo transports and to aid preliminary tail sizing. This parameter is the acceptable payload CG range for the maximum 2.5 g payload as a percentage of the flat cargo floor length. A significant increase in this parameter from the C-130 to the C-5 to the C-17 is documented. It is projected that the demanding operational requirements of the Advanced Tactical Transport (ATT) will further increase the magnitude of the loadability parameter. The weight-versus-loadability tradeoff is investigated for both STOL and VSTOL ATT configurations. Perhaps the most significant aspect of the loadability parameter is its usefulness for tail sizing. The loadability parameter may be used directly in determining tail size, thus enabling trade studies to be performed for equal loadability between competing configurations.
NotesL. R. "Mike" Hackney Award