From the blade geometry to prediction of tonal noise component in hover

A Kvurt, O Stalnov - 28th AIAA/CEAS Aeroacoustics 2022 Conference, 2022 - arc.aiaa.org
Global interest in urban air mobility and small multi-rotor unmanned aerial systems is rapidly
growing. Multi-rotors can fly in every direction, horizontally and vertically, and hover …

Numerical studies on modeling the near-and far-field wake vortex of a quadrotor in forward flight

JC Nathanael, CHJ Wang… - Proceedings of the …, 2022 - journals.sagepub.com
The operation of Unmanned Aerial Systems (UAS) is expected to keep increasing in the
future with its rapid advancement and ever-expanding applications. One of the safety …

[HTML][HTML] Validation of a Wind Tunnel Propeller Dynamometer for Group 2 Unmanned Aircraft

M Jdiobe, K Rouser, R Paul, A Rouser - Applied Sciences, 2022 - mdpi.com
This paper presents an approach to validate a wind tunnel propeller dynamometer
applicable to Group 2 unmanned aircraft. The intended use of such a dynamometer is to …

[HTML][HTML] A Cyber-Physical Prototyping and Testing Framework to Enable the Rapid Development of UAVs

OD Dantsker, M Theile, M Caccamo - Aerospace, 2022 - mdpi.com
In this work, a cyber-physical prototyping and testing framework to enable the rapid
development of UAVs is conceived and demonstrated. The UAV Development Framework is …

Experimental investigation of UAV rotor aeroacoustics and aerodynamics with computational cross-validation

AA Kostek, F Lößle, R Wickersheim, M Keßler… - … Rotorcraft Forum, ERF …, 2022 - hal.science
The study provided a base of comparison of known computational techniques with different
fidelity levels for performance and noise prediction of a single, fixed-pitch UAV rotor …

Optimization Design of Propeller for Ultra-high-altitude Unmanned Aerial Vehicle

Y Yao, D Ma, X Yang - Journal of Physics: Conference Series, 2022 - iopscience.iop.org
Ultra-high-altitude unmanned aerial vehicle raises a high demand for the efficiency of
propeller at low Reynolds numbers. An optimization method for low Reynolds number …

Development and Preliminary Evaluation of a RANSAC Algorithm for Dynamical Model Identification in the Presence of Unmodeled Dynamics

CA Dimmig, J Moore… - 2022 American Control …, 2022 - ieeexplore.ieee.org
This paper reports a novel Random Sample Consensus (RANSAC) algorithm for robust
identification of second-order plant dynamical model parameters in the presence of …

Propeller Tip Geometry Effect on the Acoustic Signature, Evaluated by a Wavelet-Based Beamforming

E Barlell, O Stalnov - 28th AIAA/CEAS Aeroacoustics 2022 Conference, 2022 - arc.aiaa.org
As the use of rotor-based vehicles has been spreading, the noise generated by the rotors
has become of great significance and concern. Therefore, it is desired to reduce and alter …

Aplicação da teoria de superfície helicoidal na predição de ruído de pequenas hélices

MHM Martins - 2022 - repositorio.ufsc.br
Pequenos veículos aéreos não tripulados, popularmente chamados de drones, tem atraído
a atenção de diversos setores na última década devido a sua versatilidade na realização de …