Large electric machines for aircraft electric propulsion

X Zhang, CL Bowman, TC O'Connell… - IET Electric Power …, 2018 - Wiley Online Library
To achieve benefits similar to those seen in hybrid‐/all‐electric ground‐based and marine
vehicles, electric propulsion has been proposed for large commercial aircraft. Among the …

Designing high aspect ratio wings: A review of concepts and approaches

Y Ma, A Elham - Progress in Aerospace Sciences, 2024 - Elsevier
In response to escalating environmental concerns and stringent economic constraints, there
is an urgent need to develop aircraft technologies and configurations that substantially …

Computational fluid dynamics compatible transition modeling using an amplification factor transport equation

JG Coder, MD Maughmer - AIAA journal, 2014 - arc.aiaa.org
A new laminar–turbulent transition model for low-turbulence external aerodynamic
applications is presented that incorporates linear stability theory in a manner compatible …

[HTML][HTML] Influence of novel airframe technologies on the feasibility of fully-electric regional aviation

S Karpuk, A Elham - Aerospace, 2021 - mdpi.com
The feasibility of regional electric aviation to reduce environmental impact highly depends
on technological advancements of energy storage techniques, available battery energy …

Turboelectric distributed propulsion in a hybrid wing body aircraft

JL Felder, GV Brown, H DaeKim, J Chu - 2011 - ntrs.nasa.gov
The performance of the N3-X, a 300 passenger hybrid wing body (HWB) aircraft with
turboelectric distributed propulsion (TeDP), has been analyzed to see if it can meet the 70 …

Further development of the amplification factor transport transition model for aerodynamic flows

JG Coder - AIAA scitech 2019 forum, 2019 - arc.aiaa.org
L-turbulent transition is a phenomenon that has a leading-order impact on the performance
of many aerospace vehicle systems, and accurate prediction of transition in computational …

[HTML][HTML] Non-intrusive flow diagnostics for unsteady inlet flow distortion measurements in novel aircraft architectures

U Doll, M Migliorini, J Baikie, PK Zachos, I Röhle… - Progress in Aerospace …, 2022 - Elsevier
Inlet flow distortion is expected to play a major role in future aircraft architectures where
complex air induction systems are required to couple the engine with the airframe. The …

[HTML][HTML] Assessment of future airframe and propulsion technologies on sustainability of next-generation mid-range aircraft

S Karpuk, R Radespiel, A Elham - Aerospace, 2022 - mdpi.com
The present work demonstrates the impact of future airframe and propulsion technologies on
the sustainability of potential future medium-range commercial jets with design …

[HTML][HTML] Numerical analysis of fan noise for the NOVA boundary-layer ingestion configuration

G Romani, Q Ye, F Avallone, D Ragni… - Aerospace Science and …, 2020 - Elsevier
Aim of this paper is to investigate the effects of the turbulent flow developing over a fuselage
on fan noise for BLI embedded propulsion systems. Such configurations can suffer from inlet …

Review of propulsion technologies for N+ 3 subsonic vehicle concepts

SW Ashcraft, AS Padron, KA Pascioni, GW Stout Jr… - 2011 - ntrs.nasa.gov
NASA has set aggressive fuel burn, noise, and emission reduction goals for a new
generation (N+ 3) of aircraft targeting concepts that could be viable in the 2035 timeframe …