Fostrad: An advanced open source tool for re-entry analysis
This work responds to the need of modeling the atmospheric re-entry of space debris,
satellites, and spacecraft quickly, efficiently and with a reasonable reliability. The Free Open …
satellites, and spacecraft quickly, efficiently and with a reasonable reliability. The Free Open …
Global sensitivity analysis of stochastic re-entry trajectory using explainable surrogate models
The assessment of casualty risks associated with re-entry necessitates a comprehensive
analysis of trajectories and the examination of pertinent safety-related quantities such as the …
analysis of trajectories and the examination of pertinent safety-related quantities such as the …
Sensitivity analysis and probabilistic re-entry modeling for debris using high dimensional model representation based uncertainty treatment
Well-known tools developed for satellite and debris re-entry perform break-up and trajectory
simulations in a deterministic sense and do not perform any uncertainty treatment. The …
simulations in a deterministic sense and do not perform any uncertainty treatment. The …
Parameterized Reduced-Order Models for Probabilistic Analysis of Thermal Protection System Based on Proper Orthogonal Decomposition
The thermal protection system (TPS) represents one of the most critical subsystems for
vehicle re-entry. However, due to uncertainties in thermal loads, material properties, and …
vehicle re-entry. However, due to uncertainties in thermal loads, material properties, and …
Aero-thermal re-entry sensitivity analysis using DSMC and a high dimensional model representation-based approach
This paper presents a sensitivity analysis for the hypersonic aero-thermal convective heat
transfer from the free molecular to the slip-flow regime for cylindrical and cubic geometries …
transfer from the free molecular to the slip-flow regime for cylindrical and cubic geometries …
DSMC-based correction factor for low-fidelity hypersonic aerodynamics of re-entering objects and space debris
This work investigates the differences between hypersonic aerodynamic coefficients
computed with two different tools, having two different levels of fidelity: a high fidelity code …
computed with two different tools, having two different levels of fidelity: a high fidelity code …
Estimating drag and heating coefficients for hollow reentry objects in transitional flow using DSMC
JJ Marichalar, CL Ostrom - International Orbital Debris Conference …, 2019 - ntrs.nasa.gov
In NASA's Object Reentry Survival Analysis Tool (ORSAT), aerodynamic drag and
aerothermal heating coefficients are computed for each of the free-molecular, continuum …
aerothermal heating coefficients are computed for each of the free-molecular, continuum …
Multi-stage multi-fidelity information correction for artificial neural network based meta-modelling
Multi-fidelity meta-modelling has become a popular means of efficiently distributing
computational resource across various levels of simulation fidelity to obtain numerically …
computational resource across various levels of simulation fidelity to obtain numerically …
High dimensional uncertainty propagation for hypersonic flows and entry propagation
M Kubicek - 2018 - stax.strath.ac.uk
To solve complex design problems, engineers cannot avoid to take into account the involved
uncertainties. This is important for the analysis and design of hypersonic objects and …
uncertainties. This is important for the analysis and design of hypersonic objects and …
[PDF][PDF] Thermal Sensitivity Analysis of a Telemetry Antenna in Sub-Orbital Spaceflights
A thermal sensitivity analysis is performed for an Inverted-F antenna (IFA) at the worst-case
thermal condition (reentry phase) of a typical sub-orbital sounding-rocket spaceflight …
thermal condition (reentry phase) of a typical sub-orbital sounding-rocket spaceflight …