Results 81 to 90 of about 13,027 (181)

Index to NASA Tech Briefs, 1975 [PDF]

open access: yes, 1976
This index contains abstracts and four indexes--subject, personal author, originating Center, and Tech Brief number--for 1975 Tech ...

core   +1 more source

Accessibility Design and Operational Considerations in the Development of Urban Aerial Mobility Vehicles and Networks [PDF]

open access: yes
Urban aerial mobility vehicles and networks have recently gained considerable interest in the aviation community. These small, short-range vehicles with all-electric or hybrid-electric propulsion systems, tailored to metropolitan aerial transportation ...
Young, Larry A.
core   +1 more source

Hybridization of General Cargo Ships to meet the Required Energy Efficiency Design Index [PDF]

open access: yes, 2015
In this thesis a hybrid propulsion system is proposed for a general cargo ship with the aim to meet the required Energy Efficiency Design Index (EEDI).
Øverleir, Magnus Anders
core  

Concept design of a fast sail assisted feeder container ship

open access: yes, 2010
A fast sail assisted feeder container ship concept has been developed for the 2020 container market in the South East Asian and Caribbean regions.The design presented has met the requirements of an initial economic study, with a cargo capacity of 1270 ...
Burden, Aaron   +5 more
core  

Assessing the emissions of short sea international shipping: a case study of the Mytilini-Ayvalik route. [PDF]

open access: yesEnviron Sci Pollut Res Int, 2023
Kelmalis A   +3 more
europepmc   +1 more source

Overview of Digital Twin Platforms for EV Applications. [PDF]

open access: yesSensors (Basel), 2023
Ibrahim M   +3 more
europepmc   +1 more source

Assessment of lightweight mobile nuclear power systems [PDF]

open access: yes
A review was made of lightweight mobile nuclear power systems (LMNPS). Data cover technical feasibility studies of LMNPS and airborne vehicles, mission studies, and non-technical conditions that are required to develop and use ...
Anderson, J. L., Rom, F. E.
core   +1 more source

Space transportation systems, launch systems, and propulsion for the Space Exploration Initiative: Results from Project Outreach [PDF]

open access: yes
A number of transportation and propulsion options for Mars exploration missions are analyzed. As part of Project Outreach, RAND received and evaluated 350 submissions in the launch vehicle, space transportation, and propulsion areas.
Augenstein, B.   +4 more
core   +1 more source

Optimal control and real-time simulation of hybrid marine power plants [PDF]

open access: yes
With significantly increasing concerns about greenhouse effects and sustainable economy, the marine industry presents great potential for reducing its environmental impact.
Bui, Truong Minh Ngoc   +3 more
core  

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