Empirical Assessment of Non-Intrusive Polynomial Chaos Expansions for High-Dimensional Stochastic CFD Problems

N Iyengar, D Rajaram, D Mavris - Aerospace, 2023 - mdpi.com
Uncertainties in the atmosphere and flight conditions can drastically impact the performance
of an aircraft and result in certification delays. However, uncertainty propagation in high …

Efficient Uncertainty Quantification of Sonic Boom Pressure Signatures using Reduced Order Modeling

N Iyengar, BS Felix, DN Mavris - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
The development of commercial supersonic aircraft is dependent on the mitigation of sonic
boom loudness to acceptable levels. Uncertainties in the atmosphere and flight conditions …