Results 61 to 70 of about 947 (191)

Study on electric propulsion solutions for vertical takeoff and landing air vehicles [PDF]

open access: yes, 2022
LAUREA MAGISTRALEQuesto studio ha l’obiettivo principale di utilizzare Simulink per l’implementazione di alcune strategie di controllo dell’angolo di inclinazione di un sistema sperimentale, costruito da zero con pezzi velocemente reperibili.
VOLPI, VALERIO
core  

An Obstacle Avoidance Trajectory Planning Methodology Based on Energy Minimization (OTPEM) for the Tilt-Wing eVTOL in the Takeoff Phase

open access: yesWorld Electric Vehicle Journal
Electric tilt-wing flying cars are an efficient, economical, and environmentally friendly solution to urban traffic congestion and travel efficiency issues.
Guangyu Zheng, Peng Li, Dongsu Wu
doaj   +1 more source

TreeSpider: In‐Canopy Exploration With Tether‐Based Aerial Modular Arms

open access: yesAdvanced Robotics Research, Volume 2, Issue 2, April 2026.
A tethered drone with perching arms and a 360° ring enables unprecedented maneuverability within dense forest canopies. By dynamically adjusting tether length and decoupling pitch from the frame, it navigates between branches, senses multiple trees, and interacts physically with foliage.
Luca Romanello   +7 more
wiley   +1 more source

Experimental Study on Fire Resistance of Electric Vertical Take-Off and Landing Electrical Connector

open access: yesEngineering Proceedings
As a core technology in the future of aviation transportation, the safety and reliability of electric vertical take-off and landing (eVTOL) aircraft are of paramount importance.
Tai Zeng   +5 more
doaj   +1 more source

Investigating the Detectability of Body Wave Phases From Tidal Ice Cracking Events on Titan With the Dragonfly Short‐Period Seismometer

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 4, April 2026.
Abstract Detecting seismic activity on Saturn's icy moon Titan during the Dragonfly mission could provide crucial information on its internal structure. The geological complexity of the moon's surface suggests significant cyclic tidal deformation, likely leading to the fracturing of the ice shell.
L. Delaroque   +9 more
wiley   +1 more source

Research on the Requirement Validation Process of an eVTOL Aircraft

open access: yesEngineering Proceedings
According to the SAEARP4754B standard, the positive development of electric vertical takeoff and landing (eVTOL) aircraft must carry out requirement management in order to ensure the traceability of requirements.
Haiyun Yang, Yiheng Li, Jing Hu
doaj   +1 more source

Assessment of electric short takeoff and landing aircraft

open access: yes, 2019
Thesis: S.M., Massachusetts Institute of Technology, Department of Aeronautics and Astronautics, 2019Cataloged from PDF version of thesis.Includes bibliographical references (pages 135-140).Distributed electric propulsion (DEP) is an emerging set of ...
Courtin, Christopher B.(Christopher Bryce)
core  

Aerial Firefighting Fleet for Wildfire Suppression: A System of Systems Approach

open access: yesEngineering Proceedings
This study documents the design, development, and evaluation of a purpose-built aerial firefighting fleet optimized for diverse wildfire suppression environments as part of the COLOSSUS project’s X-Challenge.
Auraluck Pichitkul   +7 more
doaj   +1 more source

An Investigation of Vertical Take-off and Landing Air Taxis with Electric and Hybrid Propulsion Systems [PDF]

open access: yesفناوری در مهندسی هوافضا, 2018
A prodigious revolution will be happened in urban public transportation in future years. This revolution will be along with entrance of air taxis and other flying vehicles.
Amirhossein Edalatpour   +2 more
doaj  

Research progress on propeller aerodynamic design of low-altitude electric vertical take-off and landing aircraft

open access: yesKongqi donglixue xuebao
Electric vertical take-off and landing (eVTOL) serves as an important carrier for low-altitude economy. As the main power source, the aerodynamic performance of the propeller has a critical impact on the overall performance of eVTOL.
Bao HU   +7 more
doaj   +1 more source

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