Results 91 to 100 of about 15,386 (232)

A study of the structural-acoustic response and interior noise levels of fuselage structures [PDF]

open access: yes
Models of both flat and curved fuselage panels were tested for their sound transmission characteristics. The effect of external air flow on transmission loss was simulated in a subsonic wind-tunnel. By numerically evaluating the known equations for field-
Koval, L. R.
core   +1 more source

Sustainability-Driven Design Optimization of Aircraft Parts Using Mathematical Modeling

open access: yesAerospace
The design of aircraft components is a complex process that must simultaneously account for environmental impact, manufacturability, cost and structural performance to meet modern regulatory requirements and sustainability objectives.
Aikaterini Anagnostopoulou   +3 more
doaj   +1 more source

Aerodynamic preliminary analysis system 2. Part 2: User's manual [PDF]

open access: yes
An aerodynamic analysis system based on potential theory at subsonic and/or supersonic speeds and impact type finite element solutions at hypersonic conditions is described.
Divan, P., Sova, G., Spacht, L.
core   +1 more source

Damage tolerance analysis of aircraft reinforced panels [PDF]

open access: yesFracture and Structural Integrity, 2011
This work is aimed at reproducing numerically a campaign of experimental tests performed for the development of reinforced panels, typically found in aircraft fuselage.
A. Pirondi, F. Carta
doaj  

Local stiffener and skin pocket buckling prediction by special PASCO modeling technique: Correlation to test data [PDF]

open access: yes
Waffle panels are often used on fuselage structures such as that of the Space Shuttle. The waffle panel design is an efficient design for carrying biaxial, in-plane, and shear loads. The WAFFLE program was designed for application on waffle panels.
Swift, Patrick M.   +2 more
core   +1 more source

Development and testing of cabin sidewall acoustic resonators for the reduction of cabin tone levels in propfan-powered aircraft [PDF]

open access: yes
The use of Helmholtz resonators to increase the sidewall transmission loss (TL) in aircraft cabin sidewalls is evaluated. Development, construction, and test of an aircraft cabin acoustic enclosure, built in support of the Propfan Test Assessment (PTA ...
Balena, F. J.   +3 more
core   +1 more source

On the application of population-based structural health monitoring in aerospace engineering. [PDF]

open access: yesFront Robot AI, 2022
Brennan DS   +4 more
europepmc   +1 more source

Development of MCAERO wing design panel method with interactive graphics module [PDF]

open access: yes
A reliable and efficient iterative method has been developed for designing wing section contours corresponding to a prescribed subcritical pressure distribution.
Bristow, D. R., Hawk, J. D.
core   +1 more source

Aircraft interior noise reduction by alternate resonance tuning [PDF]

open access: yes
Model problem development and analysis continues with the Alternate Resonance Tuning concept. Various topics are presently at different stages of completion and are described.
Bliss, Donald B., Gottwald, James A.
core   +7 more sources

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