Investigation of aeroelastic instabilities for a thin panel in turbulent flow

KR Brouwer, RA Perez, TJ Beberniss… - Nonlinear …, 2021 - Springer
The dynamic response of a thin buckled panel in a supersonic wind-tunnel experiment is
investigated. Measured time histories of the panel displacement and velocity show co …

Enriched piston theory for expedient aeroelastic loads prediction in the presence of shock im**ements

KR Brouwer, JJ McNamara - AIAA Journal, 2019 - arc.aiaa.org
This study assesses the robustness and efficiency of the enriched piston theory approach for
modeling aeroelastic loads in the presence of im**ing shocks. Both stationary and …

Interplay of surface deformation and shock-induced separation in shock/boundary-layer interactions

KR Brouwer, A Gogulapati, JJ McNamara - AIAA Journal, 2017 - arc.aiaa.org
Shock wave/boundary-layer interactions represent an extreme loading condition in the
structural design of high-speed flight vehicles. However, the complexity of this problem has …

An aerothermoelastic analysis framework with reduced-order modeling applied to composite panels in hypersonic flows

D Huang, PP Friedmann - Journal of Fluids and Structures, 2020 - Elsevier
This study describes the enhancement of a computational framework for
aerothermoelasticity using novel model order reduction techniques and efficient coupling …

Rapid steady-state hypersonic aerothermodynamic loads prediction using reduced fidelity models

ER Dreyer, BJ Grier, JJ McNamara, BC Orr - Journal of Aircraft, 2021 - arc.aiaa.org
Balancing accurate and efficient estimation of aerothermodynamic loads is a significant
challenge for multidisciplinary modeling and analysis of high-speed vehicles. This study …

Uncertainty propagation in hypersonic aerothermoelastic analysis

N Lamorte, PP Friedmann, B Glaz, AJ Culler… - Journal of Aircraft, 2014 - arc.aiaa.org
A framework for uncertainty propagation in hypersonic aeroelastic and aerothermoelastic
analyses is presented. First, the aeroelastic stability of a typical section representative of a …

Study of fluid–thermal–structural interaction in high-temperature high-speed flow using multi-fidelity multi-variate surrogates

D Huang, A Sadagopan, Ü Düzel… - Journal of Fluids and …, 2022 - Elsevier
This study investigates the impact of the high-temperature effect, especially the real gas
effect and chemical reactions, on hypersonic aerothermodynamic solutions of double cone …

Full and reduced order aerothermoelastic modeling of built-up aerospace panels in high-speed flows

A Gogulapati, KR Brouwer, XQ Wang… - 58th AIAA/ASCE/AHS …, 2017 - arc.aiaa.org
This paper describes an effort to apply current structural, thermal, and fluid reduced order
modeling methodologies (ROMs) to multi-disciplinary interaction problems that are of …

Physics-Infused Reduced-Order Modeling of Aerothermal Loads for Hypersonic Aerothermoelastic Analysis

C Vargas Venegas, D Huang - AIAA journal, 2023 - arc.aiaa.org
This paper presents a novel physics-infused reduced-order modeling (PIROM) methodology
for efficient and accurate modeling of nonlinear dynamical systems. The PIROM consists of a …

Surrogate-based aeroelastic loads prediction in the presence of shock-induced separation

KR Brouwer, JJ McNamara - Journal of Fluids and Structures, 2020 - Elsevier
A surrogate-based modeling strategy is presented for robust and efficient prediction of
unsteady aeroelastic loads in the presence of shock-induced separation. Enriched piston …