Results 31 to 40 of about 542,371 (346)

HAPSS, Hybrid Aircraft Propulsion System Synthesis

, 2016
Michael W Green
openaire   +3 more sources

The new Turbo Wing – TW propulsion for VTOL aircraft [PDF]

INCAS Bulletin
This paper relates about to a new class of propulsion systems named Turbo Wing- TW for VTOL aircraft (including civil and military drones). The idea behind this concept is to fully integrate a propulsion system into a wing structure, so that the aircraft
Liviu Grigorian GIURCA
doaj   +1 more source

A Novel Robust Model Predictive Controller for Aerospace Three-Phase PWM Rectifiers

Energies, 2018
This paper presents a novel Model Predictive Direct Power Control (MPDPC) approach for the pulse width modulation (PWM) rectifiers in the Aircraft Alternating Current Variable Frequency (ACVF) power system.
Tao Lei, Weiwei Tan, Guangsi Chen, Delin Kong   +3 more
doaj   +1 more source

Mission Performance Analysis of Hybrid-Electric Regional Aircraft

Aerospace, 2023
This article discusses the mission performance of regional aircraft with hybrid-electric propulsion. The performance analyses are provided by mission simulations tools specifically developed for hybrid-electric aircraft flight dynamics.
Giuseppe Palaia, Karim Abu Salem
doaj   +1 more source

Aircraft electric power plants

Вестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение
The paper presents a review of electrification of the existing propulsion systems and creating new hybrid propulsion systems based on the concept of more electric aircraft and all-electric aircraft in Russia and abroad.
A. D. Kondryakov, M. K. Leontiev
doaj   +1 more source

Feasibility Study of Electrified Light-Sport Aircraft Powertrains

Aerospace, 2022
A theory-based aerodynamic model developed and applied to electrified powertrain configurations was intended to analyze the feasibility of implementing fully electric and serial hybrid electric propulsion in light-sport aircraft.
Madeline McQueen, Ahmet E. Karataş, Götz Bramesfeld, Eda Demir, Osvaldo Arenas   +4 more
doaj   +1 more source

Topical Issues in Aircraft Health Management with Applications to Jet Engines [PDF]

INCAS Bulletin, 2020
Aircraft Health Management Technology for jet engines represents a very important problem, since it develops a large impact on reducing the engine life cycle costs, improving the fuel efficiency, increasing the engines durability and life cycle.
Sorin BERBENTE, Irina-Carmen ANDREI, Gabriela STROE, Mihaela-Luminita COSTEA   +3 more
doaj   +1 more source

Design of Helical Winding for Slotless Partially Superconducting Electric Machines for Aircraft Propulsion

IEEE Access
This paper presents a promising winding technique which enables higher power-densities in partially superconducting electrical machines with a slotless stator, e.g., self-supporting windings.
P. Alvarez, J. Paredes, M. Satrústegui, M. Martínez-Iturralde   +3 more
semanticscholar   +1 more source

Feasibility of a new ironless-stator axial flux permanent magnet machine for aircraft electric propulsion application

CES Transactions on Electrical Machines and Systems, 2019
With the development of aviation electrification, higher demands for electrical machines are put forward in aircraft electric propulsion systems. The aircraft electric propulsion requirements and propulsion motor features are analyzed in this paper ...
Zhuoran Zhang, Weiwei Geng, Ye Liu, Chen Wang   +3 more
doaj   +1 more source

Investigation of periodic characteristics of perturbed flow over a slender body

Heliyon, 2023
The asymmetric flow over a slender body was particularly sensitive to the nose at a high angle of attack (AoA). Two patterns of separation occurred on the noses of the pointed-nosed slender body and blunt-nosed slender body as open- and close-type ...
Li Zhao, Yankui Wang, Zhongyang Qi
doaj   +1 more source