Results 121 to 130 of about 192,046 (260)

Propeller-Wing Integration on the Parallel Electric-Gas Architecture with Synergistic Utilization Scheme (PEGASUS) Aircraft [PDF]

open access: yes
Electrically powered aircraft show promise for reducing emissions and energy consumption, but many of the opportunities surrounding electric propulsion have yet to be explored.
Blaesser, Nathaniel J.
core   +1 more source

More electric aircraft challenges: A study on 270 V/90 V interleaved bidirectional DC–DC converter

open access: gold, 2022
Mustafa Tahir   +5 more
openalex   +1 more source

Power Requirements Determined for High-Power-Density Electric Motors for Electric Aircraft Propulsion [PDF]

open access: yes
Future advanced aircraft fueled by hydrogen are being developed to use electric drive systems instead of gas turbine engines for propulsion. Current conventional electric motor power densities cannot match those of today s gas turbine aircraft engines ...
Brown, Gerald V., Johnson, Dexter
core   +1 more source

Thunderstorm hazards flight research: Storm hazards 1980 overview [PDF]

open access: yes
A highly instrumented NASA F-106B aircraft, modified for the storm hazards mission and protected against direct lightning strikes, was used in conjunction with various ground based radar and lightning measurement systems to collect data during ...
Crabill, N. L.   +3 more
core   +1 more source

Recent Advances in High Altitude Pseudosatellites (HAPS) and Potential Roles in Future Earth Observing Systems [PDF]

open access: yes
In August 2001 the NASA Environmental Research Aircraft and Sensor Technology (ERAST) Program flew the Helios aircraft to an altitude of nearly 100,000ft, demonstrating a new type of remote sensing platform.
Fladeland, Matthew M.
core   +1 more source

Home - About - Disclaimer - Privacy