Machine learning-based surrogate modeling approaches for fixed-wing store separation

N Peters, A Wissink, J Ekaterinaris - Aerospace Science and Technology, 2023 - Elsevier
In pursuit of deriving a limited expense store trajectory prediction model, this work
investigates the application of two data-driven surrogate modeling approaches for the …

Numerical investigation of unsteady aerodynamic characteristics induced by the interaction of oblique/bow shock waves during rotation

D Wang, G Han, M Liu, Z Jiang - Physics of Fluids, 2023 - pubs.aip.org
The interactions between oblique and bow shock waves are significant problems related to
the aerodynamic force and thermal performance of hypersonic vehicles, but few studies …

Unsteady interaction mechanism of transverse stage separation in hypersonic flow for a two-stage-to-orbit vehicle

Y Wang, Y Wang, Z Jiang - Physics of Fluids, 2023 - pubs.aip.org
Due to the complex aerodynamic interaction, the safe separation of two stages is one of the
challenges for the successful launch of a two-stage-to-orbit (TSTO) vehicle. The unsteady …

[HTML][HTML] Heat transfer to proximal cylinders in hypersonic flow

M Patel, S Navarro-Martinez - Physics of Fluids, 2023 - pubs.aip.org
Uncontrolled atmospheric entry of meteors, satellites, and spacecraft components often
leads to their partial or complete demise. In this destructive process, driven by hypersonic …

Optical aerodynamic measurements of hypersonic free-flight using Bayesian state estimation

A Lock, G Armstrong, F Hack, B Birch… - AIAA Aviation 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-3713. vid Free-flight aerodynamic
measurements via optical tracking have recently gained popularity due to model simplicity …

Aerodynamic Measurements of Hypersonic Free-Flight via Optical Tracking and Bayesian State Estimation

A Lock, F Hack, I Jahn, G Armstrong, B Birch… - AIAA Journal, 2024 - arc.aiaa.org
Optical force and moment measurements of hypersonic free-flight can cover a range of
attitudes during a single test and avoid difficulties encountered by alternative measurement …

Dynamics of a spherical body shedding from a hypersonic ramp. Part 1. Inviscid flow

CE Sousa, R Deiterding, SJ Laurence - Journal of Fluid Mechanics, 2021 - cambridge.org
Numerical simulations are employed to investigate the dynamical separation of an initially
stationary sphere from the surface of a two-dimensional ramp in hypersonic flow. We …

Computer-graphics-based optical tracking for hypersonic free-flight experiments

WC Starshak, SJ Laurence - AIAA Journal, 2021 - arc.aiaa.org
A novel optical-tracking technique is presented for aerodynamic measurements on free-
flying models in hypersonic wind tunnels. This technique is a generalization of the edge …

A Data Driven Modeling Approach for Store Distributed Load and Trajectory Prediction

N Peters - 2022 - commons.erau.edu
The task of achieving successful store separation from aircraft and spacecraft has historically
been and continues to be, a critical issue for the aerospace industry. Whether it be from store …

Separation of an Ellipsoidal Body from a Two-Dimensional Ramp in Hypersonic Flow with Kestrel Validation

DL Brent - 2022 - search.proquest.com
This study investigated the separation dynamics of an ellipsoidal body shedding from a two-
dimensional ramp using experimental and computational methods. The main objective was …