Results 111 to 120 of about 2,445 (259)

Integrated Metric-Based Frequency Optimization for eVTOL PMSM Propulsion Systems

open access: yesIEEE Access
Rapid advancement of electric vertical take-off and landing (eVTOL) aircraft has increased the demand for electric propulsion systems that deliver high efficiency and high reliability. Among the available technologies, permanent magnet synchronous motors
Dong-Gyu Seong   +2 more
doaj   +1 more source

Computational Study of the Side-By-Side Urban Air Taxi Concept [PDF]

open access: yes
High-fidelity computational fluid dynamics simulations of NASAs Side-by-side air taxi concept have been carried out. The three-dimensional unsteady Navier-Stokes equations are solved on overset grids using high-order accurate schemes, dual-time stepping,
Ahmad, Jasim   +3 more
core   +1 more source

Noise Prediction and Mitigation for UAS and eVTOL Aircraft: A Survey

open access: yesDrones
The integration of small unmanned aircraft systems (sUASs) and electric vertical takeoff and landing (eVTOL) aircraft into urban airspace presents a new challenge in managing environmental noise, which is a critical factor for the public acceptance of ...
Waleed Raza, Richard S. Stansbury
doaj   +1 more source

Automating the Transition of Lift-to-Cruise eVTOL Aircraft [PDF]

open access: yes, 2023
This thesis presents procedures for the transition process of lift-to-cruise aircraft from hover to wingborne flight and back. It derives high- and low-level of human-centered automation concepts that are dissimilar and that enable the execution of the procedures.
openaire  

Airborne Trajectory Management for Urban Air Mobility [PDF]

open access: yes
Urban Air Mobility (UAM) has captured the imagination of the public and the aviation industry for someday soon moving people and goods through and around metropolitan areas using Unmanned Aircraft Systems (UAS) that are electrically powered ...
Cotton, William, Wing, David J.
core   +1 more source

A demand forecasting model for urban air mobility in Chengdu, China

open access: yesGreen Energy and Intelligent Transportation
The successful application of new technologies such as remotely piloted aircraft systems, distributed electric propulsion systems, and automatic control systems on electric vertical take-off and landing(eVTOL) aircraft has prompted Urban Air Mobility ...
Wenqiu Qu   +3 more
doaj   +1 more source

Urban Air Mobility Network and Vehicle Type - Modeling and Assessment [PDF]

open access: yes
This paper describes exploratory modeling of an on-demand urban air mobility (UAM) network and sizing of vehicles to operate within that network. UAM seeks to improve the movement of goods and people around a metropolitan area by utilizing the airspace ...
Kohlman, Lee W.   +2 more
core   +1 more source

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