Efficient mesh generation and deformation for aerodynamic shape optimization

NR Secco, GKW Kenway, P He, C Mader… - AIAA Journal, 2021 - arc.aiaa.org
Mesh generation and deformation are critical elements in gradient-based aerodynamic
shape optimization (ASO). Improperly generated or deformed meshes may contain bad …

Modelling and simulation methodology for unidirectional composite laminates in a Virtual Test Lab framework

O Falcó, RL Ávila, B Tijs, CS Lopes - Composite Structures, 2018 - Elsevier
A reliable virtual testing framework for unidirectionally laminated composites is presented
that allows the prediction of failure loads and modes of general in-plane coupons with great …

[HTML][HTML] Numerical simulation of aerodynamic interaction for a tilt rotor aircraft in helicopter mode

L Ye, Y Zhang, S Yang, X Zhu, J Dong - Chinese Journal of aeronautics, 2016 - Elsevier
A rotor CFD solver is developed for simulating the aerodynamic interaction phenomenon
among rotor, wing and fuselage of a tilt rotor aircraft in its helicopter mode. The unsteady …

Application of the correlation-based gamma-re theta t transition model to the spalart-allmaras turbulence model

S Medida, J Baeder - 20th AIAA computational fluid dynamics …, 2011 - arc.aiaa.org
20th AIAA Computational Fluid Dynamics Conference : Application of the Correlation-based
Gamma-Re Theta t Transition Model to th Page 1 Application of the Correlation-based γ−Reθt …

RANS-based aerodynamic shape optimization of a strut-braced wing with overset meshes

NR Secco, JRRA Martins - Journal of Aircraft, 2019 - arc.aiaa.org
The strut-braced wing aircraft configuration promises to reduce fuel burn by enabling higher
spans that reduce lift-induced drag. A successful design for this configuration depends on a …

Overset meshes for incompressible flows: On preserving accuracy of underlying discretizations

A Sharma, S Ananthan, J Sitaraman, S Thomas… - Journal of …, 2021 - Elsevier
This study on overset meshes for incompressible-flow simulations is motivated by accurate
prediction of wind farm aerodynamics involving large motions and deformations of …

Rans-based aerodynamic shape optimization of a wing considering propeller–wing interaction

SS Chauhan, JRRA Martins - Journal of Aircraft, 2021 - arc.aiaa.org
The recent growth of interest in hybrid-electric and fully electric aircraft has led to a renewed
focus on the design and optimization of propeller aircraft. Considering propeller–wing …

Parallel domain connectivity algorithm for unsteady flow computations using overlapping and adaptive grids

J Sitaraman, M Floros, A Wissink, M Potsdam - Journal of Computational …, 2010 - Elsevier
This paper describes the algorithms and functionality of a new module developed to support
overset grid assembly associated with performing time-dependent and adaptive moving …

RANS-based optimization of a T-shaped hydrofoil considering junction design

Y Liao, A Yildirim, JRRA Martins, YL Young - Ocean Engineering, 2022 - Elsevier
Hydrodynamic lifting surfaces usually include junctions. High-fidelity simulations are
necessary to capture critical physics near these regions, such as separation, junction …

An efficient parallel overset method for aerodynamic shape optimization

GK Kenway, A Mishra, NR Secco… - 58th AIAA/ASCE/AHS …, 2017 - arc.aiaa.org
Structured mesh computational fluid dynamic solvers are inherently faster than unstructured
solvers, which is particularly advantageous for aerodynamic design optimization, where …