NeoCASS: an integrated tool for structural sizing, aeroelastic analysis and MDO at conceptual design level

L Cavagna, S Ricci, L Travaglini - Progress in Aerospace Sciences, 2011 - Elsevier
This paper presents a design framework called NeoCASS (Next generation Conceptual
Aero-Structural Sizing Suite), developed at the Department of Aerospace Engineering of …

Performance of partitioned procedures in fluid–structure interaction

J Degroote, R Haelterman, S Annerel… - Computers & …, 2010 - Elsevier
Partitioned simulations of fluid–structure interaction can be solved for the interface's position
with Newton–Raphson iterations but obtaining the exact Jacobian is impossible if the …

Benchmark problems for incompressible fluid flows with structural interactions

KJ Bathe, GA Ledezma - Computers & structures, 2007 - Elsevier
Various methods of analysis for the solution of fluid flows with structural interactions have
been proposed in the literature, and new techniques are being developed. In these …

Validation of numerical prediction of dynamic derivatives: The DLR-F12 and the Transcruiser test cases

B Mialon, A Khrabrov, SB Khelil, A Huebner… - Progress in Aerospace …, 2011 - Elsevier
The dynamic derivatives are widely used in linear aerodynamic models in order to
determine the flying qualities of an aircraft: the ability to predict them reliably, quickly and …

Three-dimensional fluid–structure interaction simulation with a hybrid RANS–LES turbulence model for applications in transonic flow domain

B Šekutkovski, I Kostić, A Simonović, P Cardiff… - Aerospace Science and …, 2016 - Elsevier
Current industrial practice for the fluid–structure interaction (FSI) analyses and prediction of
aeroelastic phenomena, such as flutter, is heavily based on linear methods. These methods …

Static aeroelastic optimization of high-aspect-ratio composite aircraft wings via surrogate modeling

S Kilimtzidis, V Kostopoulos - Aerospace, 2023 - mdpi.com
The race towards cleaner and more efficient commercial aviation demands novel designs
featuring improved aerodynamic and structural characteristics, the main pillars that drive …

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 …

Structural sizing, aeroelastic analysis, and optimization in aircraft conceptual design

L Cavagna, S Ricci, L Riccobene - Journal of Aircraft, 2011 - arc.aiaa.org
This paper presents a design tool based on computational methods for the aerostructural
analysis and optimization of aircraft layouts at the conceptual design stage. The whole …

Arbitrary Lagrangian Eulerian formulation for two-dimensional flows using dynamic meshes with edge swapping

A Guardone, D Isola, G Quaranta - Journal of Computational Physics, 2011 - Elsevier
The dynamic modification of the computational grid due to element displacement,
deformation and edge swapping is described here in terms of suitably-defined continuous …

Coupling GSM/ALE with ES-FEM-T3 for fluid–deformable structure interactions

S Wang, BC Khoo, GR Liu, GX Xu, L Chen - Journal of Computational …, 2014 - Elsevier
In light of the effectiveness of the edge-based smoothed finite element method (ES-FEM-T3)
and arbitrary Lagrangian–Eulerian gradient smoothing method (GSM/ALE) in, respectively …