Impulsive loading noise of a lift-offset coaxial rotor in high-speed forward flight

Z Jia, S Lee - AIAA Journal, 2020 - arc.aiaa.org
This study was conducted to investigate the impulsive acoustic characteristics of a lift-offset
coaxial rotor in high-speed forward flight, as well as the impact of wake-grid resolution and …

[PDF][PDF] Fundamental investigation of proprotor and wing interactions in tiltrotor aircraft

JW Lim - Proceedings of the 75th Annual Vertical Flight Society …, 2019 - researchgate.net
Rotor/wing interactions in tiltrotor aircraft are complex in nature. Using an XV-15 rotor on a
full-span wing with a symmetric NACA 0023 airfoil section, the mechanisms of rotor/wing …

Comparison of Data-Driven Approaches to Rotorcraft Store Separation Modeling

N Peters, A Wissink, J Ekaterinaris - Journal of Aircraft, 2024 - arc.aiaa.org
In this study, two surrogate modeling approaches will be investigated for their ability to
predict store surface pressure distributions as a store is launched from a rotorcraft in hover …

A Data-Driven Reduced Order Model for Rotor Optimization

N Peters, C Silva, J Ekaterinaris - Wind Energy Science …, 2022 - wes.copernicus.org
For rotor design applications, such as wind turbine rotor or Urban Air Mobility (UAM)
rotorcraft and flying car design, there is a significant challenge in quickly and accurately …

Current Status of the Finite-Element Fluid Solver (COFFE) within HPCMP CREATE™-AV Kestrel

KR Holst, RS Glasby, JT Erwin… - AIAA Scitech 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0348. vid COFFE is the finite-
element flow solver within HPCMP CREATE™-AV Kestrel. Kestrel supports a range of flow …

A Data-Driven Modeling Approach for Rotorcraft Store Separation

N Peters, JA Ekaterinaris, AM Wissink - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0233. vid Despite advancements
made in computational and experimental analysis approaches, achieving successful store …

A Data-Driven Reduced Order Model of an Isolated Rotor

NJ Peters, C Silva, J Ekaterinaris - Transformative Vertical Flight 2022 …, 2022 - ntrs.nasa.gov
There are numerous conceptual design stage rotorcraft analysis tasks which demand a high-
fidelity and low cost method for rotor load distribution predictions. Considering Urban Air …

Enabling HH-60G Predictive Maintenance via Computational Fluid Dynamics (CFD) Artificial Intelligence (AI) Rotorcraft Development and Modeling (CARD-M)

J Arias, M Gatlin, A Forbes, DA Alvord - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0422. vid 4G accelerometer signal
dropout results in significant H-60 maintenance (Mx) downtime due to overly conservative …

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 …

Development of high-fidelity computational methods for prediction of multirotor aerodynamics, aeroacoustics, and trim

AD Thai - 2022 - search.proquest.com
Recent technological advances have lead to the development and application of multirotors
for commercial package delivery and air taxis. They differ from helicopters because they …