Downwash-aware control allocation for over-actuated uav platforms

Y Su, C Chu, M Wang, J Li, L Yang… - 2022 IEEE/RSJ …, 2022 - ieeexplore.ieee.org
Tracking position and orientation independently affords more agile maneuver for over-
actuated multirotor Unmanned Aerial Vehicles (UAVs) while introducing undesired …

Onboard flow sensing for downwash detection and avoidance with a small quadrotor helicopter

D Yeo, N Sydney, DA Paley, D Sofge - AIAA Guidance, Navigation, and …, 2015 - arc.aiaa.org
By using four independent rotors to provide lift and control moments, the quadrotor
helicopter provides researchers with a small, mechanically simple and effective vertical-flight …

Modeling of aerodynamic disturbances for proximity flight of multirotors

KP Jain, T Fortmuller, J Byun… - 2019 International …, 2019 - ieeexplore.ieee.org
This paper presents a model to predict aero-dynamic disturbances during close formation
flight of two multirotors. The model is based on a propeller velocity field model and …

[LIVRE][B] Performance and slipstream characteristics of small-scale propellers at low Reynolds numbers

RW Deters - 2014 - search.proquest.com
The low Reynolds number effects of small-scale propellers were investigated. At the
Reynolds numbers of interest (below 100,000), a decrease in lift and an increase in drag is …

Propeller Design

O Gur - 2024 - arc.aiaa.org
Propellers have gained popularity in recent decades as part of UAVs, multi-blade drones,
and VTOL air taxis. However, modern books dealing with propellers are scarce. Most of the …

[LIVRE][B] An over-actuated multi-rotor aerial platform and iterative learning control applications

P Yu - 2022 - search.proquest.com
Fully-actuated multi-rotor aerial platforms are receiving increasing research interests for the
capability of six degree-of-freedom (DOF) motions such as hovering at non-horizontal …

Numerical simulation of the static and dynamic aerodynamics of a UAV under wake flows

B Mi, H Zhan - Journal of Advanced Transportation, 2019 - Wiley Online Library
Frequent flight conflicts will be observed as the number of aircrafts increases, and such
conflicts will cause unprecedented challenges in flight safety; thus, the flight characteristics …

Improvement and validation of a propeller slipstream model for small unmanned aerial vehicles

W Khan, M Nahon - 2014 International Conference on …, 2014 - ieeexplore.ieee.org
Airflow from the propeller, called the propeller slipstream or propwash, plays an important
role in the aerodynamics of small unmanned aerial vehicles (UAVs). In fact, flights at low …

[LIVRE][B] Extending flight time and range of eVTOL aircraft via modularity and novel design

KP Jain - 2023 - search.proquest.com
Electric vertical takeoff and landing (eVTOL) aircraft are employed in several applications
such as aerial photography, delivery, search and rescue missions owing to their …

Analysis of inverted rotors in multirotor aerial vehicles with VTOL

HJ Mendes, O Egbue - IEEE Transactions on Vehicular …, 2018 - ieeexplore.ieee.org
This correspondence paper explores the efficiency of common propulsion systems present
in electric multirotors or drones with normal (tractor) and inverted (pusher) configuration …