Results 81 to 90 of about 5,001 (152)

Cost-efficient manufacturing of composite structures [PDF]

open access: yes
The Advanced Composites Technology (ACT) program is seeking research breakthroughs that will allow structures made of graphite epoxy materials to replace metals in the wings and fuselages of future aircrafts.
Davis, John G.   +2 more
core   +1 more source

Comparison of Structural Concepts for Transport Aircraft with a Tail Cone Turbine [PDF]

open access: yes
An evaluation of three structural concepts for an advanced aircraft design with a tail cone turbine is presented. Structural models were developed using an innovative rapid finite element modeling tool called Conceptual Design Shop (CDS).
Mason, Brian H.
core   +1 more source

Ground test experience with large composite structures for commercial transports [PDF]

open access: yes
The initial ground test of each component resulted in structural failure at less than ultimate design loads. While such failures represent major program delays, the investigation and analysis of each failure revealed significant lessons for effective ...
Bohon, H. L.   +2 more
core   +1 more source

Space Shuttle Orbiter thermal protection system design and flight experience [PDF]

open access: yes
The Space Shuttle Orbiter Thermal Protection System materials, design approaches associated with each material, and the operational performance experienced during fifty-five successful flights are described.
Curry, Donald M.
core   +1 more source

Research requirements to reduce empty weight of helicopters by use of advanced materials [PDF]

open access: yes
Utilization of the new, lightweight, high-strength, aerospace structural-composite (filament/matrix) materials, when specifically designed into a new aircraft, promises reductions in structural empty weight of 12 percent at recurring costs competive with
Hoffstedt, D. J.
core   +1 more source

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