Results 81 to 90 of about 7,657 (227)

Overall eVTOL aircraft design for urban air mobility

open access: yesGreen Energy and Intelligent Transportation
Electric vertical takeoff and landing (eVTOL) aircraft have emerged as a potential alternative to the existing transportation system, offering a transition from two-dimensional commuting and logistics to three-dimensional mobility.
Jiechao Zhang, Yaolong Liu, Yao Zheng
doaj   +1 more source

STOVL aircraft simulation for integrated flight and propulsion control research [PDF]

open access: yes
The United States is in the initial stages of committing to a national program to develop a supersonic short takeoff and vertical landing (STOVL) aircraft.
Drummond, Colin K., Mihaloew, James R.
core   +1 more source

An Adaptive Command Scaling Method for Incremental Flight Control Allocation

open access: yesActuators
Modern aircraft usually employ control allocation to distribute virtual control commands among redundant effectors. Infeasible virtual command can occur frequently due to aggressive maneuvers and limited control authority.
Zhidong Lu   +3 more
doaj   +1 more source

AQUIFER Nano-Electrofuel Energy Economy and Powered Aircraft Operations [PDF]

open access: yes
The Aqueous, QUick-charging battery Integration For Electric flight Research project is explained and the major subsystems are described, including nano-electric fluid, rim-driven motors, and integration concepts. The nano-electric fluid concept is a new
Lechniak, Jason A.   +4 more
core   +1 more source

Final design proposal: Beta Systems-El Toro. A proposal in response to a commercial air transportation study [PDF]

open access: yes
El Toro is a remotely piloted airplane designed to operate as a commercial aircraft in a fictional 'Aeroworld' where the passengers are ping-pong balls and the distances between cities are on the order of thousands of feet. The present design for El Toro
Bruen, Liam   +6 more
core   +1 more source

Application of Advanced Technologies to Small, Short-haul Air Transports [PDF]

open access: yes
A study was conducted of the application of advanced technologies to small, short-haul transport aircraft. A three abreast, 30 passenger design for flights of approximately 100 nautical miles was evaluated. Higher wing loading, active flight control, and
Adcock, C., Coverston, C., Knapton, B.
core   +1 more source

A Quiet Helicopter for Air Taxi Operations [PDF]

open access: yes
NASA is exploring rotorcraft designs for VTOL air taxi operations, also known as urban air mobility (UAM) or on-demand mobility (ODM) applications. Several concept vehicles have been developed, intended to focus and guide NASA research activities in ...
Johnson, Wayne
core   +1 more source

RTJ-303: Variable geometry, oblique wing supersonic aircraft [PDF]

open access: yes
This document is a preliminary design of a High Speed Civil Transport (HSCT) named the RTJ-303. It is a 300 passenger, Mach 1.6 transport with a range of 5000 nautical miles.
Antaran, Albert   +5 more
core   +1 more source

Scalability of eVTOL Systems: Insights from Multi-Pad Configurations and CPN Analysis

open access: yesAerospace
Electric vertical takeoff and landing (eVTOL) technology can improve connectivity while minimizing reliance on traditional ground-based transportation systems.
Amir Qanbari, Jacek Skorupski
doaj   +1 more source

Electrical Cable Design for Urban Air Mobility Aircraft [PDF]

open access: yes
Urban Air Mobility (UAM) describes a new type of aviation focused on efficient flight within urban areas for moving people and goods. There are many different configurations of UAM vehicles, but they generally use an electric motor driving a propeller or
Aretskin-Hariton, Eliot D.   +3 more
core   +1 more source

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