Coupled nonlinear aeroelasticity and flight dynamics of fully flexible aircraft

W Su - 2008 - search.proquest.com
This dissertation introduces an approach to effectively model and analyze the coupled
nonlinear aeroelasticity and flight dynamics of highly flexible aircraft. A reduced-order …

Dynamic aeroelasticity of structurally nonlinear configurations using linear modally reduced aerodynamic generalized forces

L Demasi, E Livne - AIAA journal, 2009 - arc.aiaa.org
Steady-state and time-domain methods are introduced for integrating commonly used
frequency-domain unsteady aerodynamic modeling based on a modal approach with full …

Postcritical analysis of PrandtlPlane joined-wing configurations

L Demasi, R Cavallaro, A Márquez Razón - AIAA journal, 2013 - arc.aiaa.org
The postbuckling behavior of joined-wing configurations has not been fully addressed in the
past. This topic is extensively discussed in this work. Starting from a baseline configuration …

Aeroelastic optimization design of the global stiffness for a joined wing aircraft

X Li, Z Wan, X Wang, C Yang - Applied Sciences, 2021 - mdpi.com
Due to the complexity and particularity of the joined wing layout, traditional design methods
for the global stiffness of a high-aspect wing are not applicable for a joined wing. Herein, a …

Nonlinear analysis of PrandtlPlane joined wings: Effects of anisotropy

R Cavallaro, L Demasi, A Passariello - AIAA journal, 2014 - arc.aiaa.org
Structural geometrical nonlinearities strongly affect the response of joined wings: it has been
shown that buckling evaluations using linear methods are unreliable, and only a fully …

Post-critical analysis of highly deformable joined wings: the concept of snap-divergence as a characterization of the instability

L Demasi, R Cavallaro, F Bertuccelli - Journal of Fluids and Structures, 2015 - Elsevier
Theoretical modeling of the aeroelastic static instability with the possibility of tracing post-
critical branches (via arc length technique) in the framework of Joined Wings has never …

Load alleviation on a joined-wing unmanned aircraft

N Paletta, M Belardo, M Pecora - Journal of Aircraft, 2010 - arc.aiaa.org
OVER the last few decades, several kinds of load alleviation systems have been studied and
installed on aircraft. These load alleviation systems are mainly aimed at gust-alleviation for …

Structural ritz-based simple-polynomial nonlinear equivalent plate approach: An assessment

L Demasi, E Livne - Journal of aircraft, 2006 - arc.aiaa.org
Structural Ritz-Based Simple-Polynomial Nonlinear Equivalent Plate Approach: An Assessment
Page 1 Structural Ritz-Based Simple-Polynomial Nonlinear Equivalent Plate Approach: An …

Continuous sensitivity analysis of fluid-structure interaction problems using least-squares finite elements

D Wickert, R Canfield, J Reddy - 12th AIAA/ISSMO multidisciplinary …, 2008 - arc.aiaa.org
A least-squares continuous sensitivity analysis method is developed for fluid-structure
interaction problems to support computationally efficient analysis and optimization of …

Least-squares continuous sensitivity analysis of an example fluid-structure interaction problem

D Wickert, R Canfield - 49th AIAA/ASME/ASCE/AHS/ASC Structures …, 2008 - arc.aiaa.org
A least-squares continuous sensitivity analysis method is developed for fluid-structure
interaction problems to support computationally efficient analysis and optimization of …