Abstract: For the past several years, researchers at NASA Langley have been engaged in a series…
Author: New NASA STI
Approach Considerations in Aircraft with High-Lift Propeller Systems
Abstract: NASA's research into distributed electric propulsion (DEP) includes the design and development of the X-57…
Adjoint-Based Mesh Adaptation for the Sonic Boom Signature Loudness
Abstract: The mesh adaptation functionality of FUN3D is utilized to obtain a mesh optimized to calculate…
Aeroelastic Wingbox Stiffener Topology Optimization
Abstract: This work considers an aeroelastic wingbox model seeded with run-out blade stiffeners along the skins.…
Computational Analysis of Powered Lift Augmentation for the LEAPTech Distributed Electric Propulsion Wing
Abstract: A computational study of a distributed electric propulsion wing with a 40deg flap deflection has…
Finite Element Modeling and Analysis of Mars Entry Aeroshell Baseline Concept
Abstract: The structure that is developed and analyzed in this project must be able to survive…
Experimental Investigation of Roughness Effects on Transition Onset and Turbulent Heating Augmentation on a Hemisphere at Mach 6 and Mach 10
Abstract: An experimental investigation of the effects of distributed surface roughness on boundary-layer transition and turbulent…
Mitigating the Impact of Sensor Uncertainty on Unmanned Aircraft Operations
Abstract: Without a pilot onboard an aircraft, a Detect-and-Avoid (DAA) system, in conjunction with surveillance sensors,…
Buckling Test Results and Preliminary Test and Analysis Correlation from the 8-Foot-Diameter Orthogrid-Stiffened Cylinder Test Article TA02
Abstract: Results from the testing of cylinder test article SBKF-P2-CYL-TA02 (referred to herein as TA02) are…
Future Nuisance Flooding at Boston Caused by Astronomical Tides Alone
Abstract: Sea level rise necessarily triggers more occurrences of minor, or nuisance, flooding events along coastlines,…