Efficient structural optimisation of composite materials aircraft wings

S Kilimtzidis, A Kotzakolios, V Kostopoulos - Composite Structures, 2023 - Elsevier
Contemporary computational analysis of modern aircraft structures demands rapid and
efficient, yet accurate enough tools for the conceptual and preliminary design stages. On that …

Comparison of surrogate models in a multidisciplinary optimization framework for wing design

RM Paiva, ARD Carvalho, C Crawford, A Suleman - AIAA journal, 2010 - arc.aiaa.org
DESPITE the advancements made in computer technology, it is a fact that some
computational problems still remain quite cumbersome to solve, and these difficulties are …

Multi-fidelity optimization of a composite airliner wing subject to structural and aeroelastic constraints

A Kafkas, S Kilimtzidis, A Kotzakolios, V Kostopoulos… - Aerospace, 2021 - mdpi.com
Efficient optimization is a prerequisite to realize the full potential of an aeronautical structure.
The success of an optimization framework is predominately influenced by the ability to …

Equivalent-plate analysis for a composite wing with a control surface

YH Na, SJ Shin - Journal of aircraft, 2013 - arc.aiaa.org
An efficient method to analyze a low-aspect-ratio composite wing with a control surface is
developed in this paper. To reduce the problem size and the computational cost, two special …

Structural modeling of compliance-based camber morphing structures under transverse shear loading

AE Rivero, PM Weaver, JE Cooper, BKS Woods - AIAA Journal, 2020 - arc.aiaa.org
A parametrically driven structural model based on Mindlin–Reissner plate theory is
developed to capture the three-dimensional deflections of a compliance-based morphing …

Equivalent plate modeling for complex wing configurations

Y Yang, Z Wu, C Yang - Procedia Engineering, 2012 - Elsevier
A multi-plate model based on Ritz method and penalty function technique is developed to
model complex wing configurations formed by wing segments in different planes. Each wing …

A global Ritz formulation for the free vibration analysis of hybrid metal-composite thick trapezoidal plates

S Shokrollahi, S Shafaghat - Scientia Iranica, 2016 - scientiairanica.sharif.edu
A general variational formulation for free vibration analysis of hybrid (metalcomposite) plates
with a trapezoidal platform is presented in this paper. The plate is composed of two …

Development of a methodology for a simplified finite element model and optimum design

KW Lee, TH Chong, GJ Park - Computers & structures, 2003 - Elsevier
As computer power is increased, refined finite element models are employed for structural
analysis and design. However, it is still difficult and expensive to make and use refined finite …

[HTML][HTML] Flutter analysis of hybrid metal-composite low aspect ratio trapezoidal wings in supersonic flow

S Saeed, S Salman - Chinese Journal of Aeronautics, 2017 - Elsevier
An effective 3D supersonic Mach box approach in combination with non-classical hybrid
metal-composite plate theory has been used to investigate flutter boundaries of trapezoidal …

Analytic sensitivities and approximations in supersonic and subsonic wing/control surface unsteady aerodynamics

WL Li, E Livne - Journal of aircraft, 1997 - arc.aiaa.org
THE rapid progress in airplane multidisciplinary design optimization (MDO), 1 following the
success of structural synthesis, 2–4 calls for more multidisciplinary interactions to be …