[HTML][HTML] Definition of a benchmark for low Reynolds number propeller aeroacoustics

D Casalino, E Grande, G Romani, D Ragni… - Aerospace Science and …, 2021 - Elsevier
Experimental and numerical results of a propeller of 0.3 m diameter operated at 5000 RPM
and axial velocity ranging from 0 to 20 m/s and advance ratio ranging from 0 to 0.8 are …

Evaluation of low fidelity and CFD methods for the aerodynamic performance of a small propeller

EV Loureiro, NL Oliveira, PH Hallak… - Aerospace Science and …, 2021 - Elsevier
The increasing use of unmanned aerial vehicles and micro air vehicles creates a strong
demand for the accurate aerodynamic performance of small-diameters fixed-pitch …

Aerodynamic performance of propellers for multirotor unmanned aerial vehicles: Measurement, analysis, and experiment

H Zhu, Z Jiang, H Zhao, S Pei, H Li… - Shock and Vibration, 2021 - Wiley Online Library
Analyzing the propeller aerodynamic performance is of vital importance for research and
improvement of unmanned aerial vehicles. This paper presents the design requirements for …

An unmanned lighter-than-air platform for large scale land monitoring

P Gili, M Civera, R Roy, C Surace - Remote Sensing, 2021 - mdpi.com
The concept and preliminary design of an unmanned lighter-than-air (LTA) platform
instrumented with different remote sensing technologies is presented. The aim is to assess …

Robust modeling and optimal design of rotors using blade element momentum theory

ML Ruh, JT Hwang - AIAA Aviation 2021 forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-2598. vid In aircraft conceptual
design, a fast and robust model for rotor aerodynamic analysisis valuable. A commonly used …

[PDF][PDF] Design and testing methodologies for UAVs under extreme environmental conditions

M Scanavino - 2021 - core.ac.uk
Summary Unmanned Aircraft Systems (UAS) are state of the art in aerospace industry for
both commercialandmilitaryapplications. Inparticular, smallscalemulticoptershavegained …

Design and Analysis of Propeller for High‐Altitude Search and Rescue Unmanned Aerial Vehicle

C Dahal, HB Dura, L Poudel - International Journal of …, 2021 - Wiley Online Library
The commercially available unmanned aerial vehicles are not good enough for search and
rescue flight at high altitudes. This is because as the altitude increases, the density of air …

Towards the definition of a benchmark for low Reynolds number propeller aeroacoustics

D Casalino, E Grande, G Romani… - Journal of Physics …, 2021 - iopscience.iop.org
Experimental and numerical results of a propeller of 0.3 m diameter operated in quiescent
standard ambient conditions at 5000 RPM and axial velocity ranging from 0 to 20 m/s and …

Modeling and Numerical Investigation of Aerodynamic Characteristics of a Propeller Circling on a Whirling Arm

Y ITOH, A SATOH - Transactions of the Japan Society for …, 2021 - jstage.jst.go.jp
A whirling arm is an effective device to measure propeller characteristics at low advance
ratios. In the authors' preceding research, an apparent advance ratio was adopted to …

Aerodynamics of UAV Ground Effect Interactions

WP Timms - 2021 - search.proquest.com
With the advent of quadrotor unmanned aerial vehicles (UAV) becoming more prevalent for
military and commercial applications, gaining a better understanding of their aerodynamic …