Results 1 to 10 of about 2,678,759 (230)

Optimization and Analysis of Hybrid Electric System for Distributed Propulsion Tilt-Wing UAV

open access: yesIEEE Access, 2020
Hybrid electric distributed propulsion tilt-wing UAVs show unlimited application prospects due to their high propulsion efficiency and vertical take-off and landing capabilities.
Cheng He, Yuhong Jia, Dongli Ma
doaj   +3 more sources

Numerical Characterisation of the Aeroacoustic Signature of Propeller Arrays for Distributed Electric Propulsion

open access: yesApplied Sciences, 2020
This paper presents an investigation of the aerodynamic and aeroacoustic interaction of propellers for distributed electric propulsion applications.
Giovanni Bernardini   +7 more
doaj   +3 more sources

Conceptual Design and Optimization of Distributed Electric Propulsion General Aviation Aircraft

open access: yesAerospace, 2023
The interaction between the slipstream of the propellers and the wing of an aircraft with distributed electric propulsion (DEP) could benefit aerodynamics. A conceptual design and optimization are carried out in order to increase the range of an electric
Jiang Wu   +3 more
doaj   +3 more sources

Research on Modeling and Fault-Tolerant Control of Distributed Electric Propulsion Aircraft

open access: yesDrones, 2022
Distributed electric propulsion (DEP) aircrafts have high propulsion efficiency and low fuel consumption, which is very promising for propulsion. The redundant thrusters of DEP aircrafts increase the risk of fault in the propulsion system, so it is ...
Jiacheng Li, Jie Yang, Haibo Zhang
doaj   +3 more sources

Computational Fluid Dynamics Analyses of a Wing with Distributed Electric Propulsion

open access: yesAerospace, 2023
The efficiency increase that distributed propulsion could deliver for future hybrid-electric aircraft is in line with the urgent demand for higher aerodynamic performances and a lower environmental impact.
Oreste Russo   +4 more
doaj   +3 more sources

Development of a Turbo Electric Distribution System for Remotely Piloted Aircraft Systems [PDF]

open access: yesJournal of Aerospace Technology and Management, 2021
Turboelectric distributed propulsion systems are paving the way for more electric aircraft systems (TeDP). This type of system provides a solution for some of the drawbacks of current low-energy-density batteries, which limit the ability of long ...
Mithun Eqbal   +3 more
doaj   +3 more sources

Primary parameters design method for distributed electric propulsion unmanned aerial vehicle

open access: yesXibei Gongye Daxue Xuebao, 2021
Distributed electric propulsion technology brings new ideas to the design of unmanned aerial vehicle(UAV), such as improving aerodynamic efficiency and propulsive efficiency, and new concept of vertical/short takeoff and landing configurations.

doaj   +1 more source

Improvement of Take-Off Performance for an Electric Commuter Aircraft Due to Distributed Electric Propulsion

open access: yesAerospace, 2023
The need for environmentally responsible solutions in aircraft technology is now considered the priority for global challenges related to the limited supply of traditional fuel sources and the potential global hazards associated with emissions produced ...
Vincenzo Cusati   +3 more
doaj   +1 more source

Comparative Study of the Thermal and Hydraulic Performance of Supercritical CO2 and Water in Microchannels Based on Entropy Generation

open access: yesEntropy, 2022
The excellent thermophysical properties of supercritical CO2 (sCO2) close to the pseudocritical point make it possible to replace water as the coolant of microchannels in application of a high heat flux radiator.
Yi Tu, Yu Zeng
doaj   +1 more source

Evaluation of Series and Parallel Hybrid Propulsion Systems for UAVs Implementing Distributed Propulsion Architectures

open access: yesAerospace, 2022
Current environmental policies for the aviation sector motivate the use of cleaner propulsion alternatives in order to reduce their CO2 footprint and noise pollution in the coming years.
Darwin Jimenez   +4 more
doaj   +1 more source

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