Results 61 to 70 of about 288 (134)

The overall design and full-aircraft aerodynamic simulation of the tilting rotor cargo UAV based on variable shaft angle gear drive

MATEC Web of Conferences, 2018
Traditional tilt rotor aircraft rely on turning the whole engine nacelle, to accomplish the transformation between vertical take-off and landing as well as flying.
Chang Chia-kan, Huang Jingjing, Zhang Cong, Gao Yue, Wang Ya-ni, Shuang E, Chen Xubing   +6 more
doaj   +1 more source

Design, Modeling, and Control of a Composite Tilt-Rotor Unmanned Aerial Vehicle

Drones
Tilt-rotor unmanned aerial vehicles combine the advantages of multirotor and fixed-wing aircraft, offering features like rapid takeoff and landing, extended endurance, and wide flight conditions.
Zhuang Liang, Li Fan, Guangwei Wen, Zhixiong Xu   +3 more
doaj   +1 more source

Adaptive Neural Network Sliding Mode Control for Quad Tilt Rotor Aircraft

Complexity, 2017
A novel neural network sliding mode control based on multicommunity bidirectional drive collaborative search algorithm (M-CBDCS) is proposed to design a flight controller for performing the attitude tracking control of a quad tilt rotors aircraft (QTRA).
Yanchao Yin, Hongwei Niu, Xiaobao Liu
doaj   +1 more source

Sensitivity Analysis for Design Parameters of Electric Tilt-Rotor Aircraft

Aerospace
In recent years, there has been rapid development in electric aircraft, particularly electric vertical takeoff and landing (eVTOL) aircraft, as part of efforts to promote green aviation.
Yu Wang, Wenyuan Ma, Zhaolin Chen
doaj   +1 more source

Initial Weight Modeling and Parameter Optimization for Collectible Rotor Hybrid Aircraft in Conceptual Design Stage

Drones
A collectible rotor hybrid aircraft (CRHA) represents a novel type of vertical takeoff and landing (VTOL) unmanned aircraft configuration, combining the typical rotor and transmission systems of helicopters with the wing and propulsion systems of fixed ...
Menglin Yang, Zhiqiang Wan, De Yan, Jingwei Chen, Ruihan Dong   +4 more
doaj   +1 more source

Conceptual Design of Electrically Powered Urban Air Mobility Vehicles for Psychoacoustic Studies

Aerospace
In order to provide an innovative form of urban air mobility, a new and versatile generation of small, highly automated aircraft is currently being developed.
Stephen Schade, Jonas Ludowicy, Patrick Ratei, Martin Hepperle, Arne Stürmer, Philipp Schulze, Karl-Stéphane Rossignol, Stefanie de Graaf, Thomas F. Geyer   +8 more
doaj   +1 more source

A Load Transportation Nonlinear Control Strategy Using a Tilt-Rotor UAV

Journal of Advanced Transportation, 2018
This paper proposes a nonlinear control strategy to solve the trajectory tracking problem of a tilt-rotor Unmanned Aerial Vehicle (UAV) when transporting a suspended load.
Guilherme V. Raffo, Marcelino M. de Almeida   +1 more
doaj   +1 more source

Overall Parameter Design and Transition Characteristics Analysis of Lift‑Tilt eVTOL

Nanjing Hangkong Hangtian Daxue Xuebao
The lift‑tilt configuration represents a prevalent architectural solution for electric vertical take‑off and landing （eVTOL） aircraft. Consequently， systematic investigations into its general parameter design principles， optimization methodologies， and ...
WANG Ziqi, XU Ming, SUN Donghong, ZHANG Wei, QIU Liangjun   +4 more
doaj   +1 more source

Study of Modeling and Optimal Take-Off Scheme for a Novel Tilt-Rotor UAV. [PDF]

Sensors (Basel), 2022
Yu Z, Zhang J, Wang X.
europepmc   +1 more source

Attitude Controller for UAV First-Order Acceleration Coefficients Tracking. [PDF]

Sensors (Basel)
Xu D, Pei H.
europepmc   +1 more source