Results 21 to 30 of about 67,696 (213)

Safety verification of a fault tolerant reconfigurable autonomous goal-based robotic control system [PDF]

open access: yes, 2007
Fault tolerance and safety verification of control systems are essential for the success of autonomous robotic systems. A control architecture called Mission Data System (MDS), developed at the Jet Propulsion Laboratory, takes a goal-based control ...
Braman, Julia M. B.   +2 more
core   +1 more source

50’ Sail Catamaran with Hybrid Propulsion, Design, Theoretical and Experimental Studies

open access: yesPolish Maritime Research, 2022
The development of modern lithium batteries and propulsion systems now allows the use of complex propulsion systems for vessels of various sizes. As part of the research and implementation project, a parallel hybrid drive system was designed, built and ...
Litwin Wojciech   +3 more
doaj   +1 more source

A Comparative Assessment of Hybrid Parallel, Series, and Full-Electric Propulsion Systems for Aircraft Application

open access: yesIEEE Access, 2022
This article presents a preliminary suitable sizing methodology for the design process of the powertrain architecture for a hybrid-electric propulsion system for ultra-light and general aviation aircraft.
Enrico Fornaro   +2 more
doaj   +1 more source

Experimental Research on the Energy Efficiency of a Parallel Hybrid Drive for an Inland Ship

open access: yesEnergies, 2019
The growing requirements for limiting the negative impact of all modes of transport on the natural environment mean that clean technologies are becoming more and more important.
Wojciech Litwin   +3 more
doaj   +1 more source

Challenges of Ablatively Cooled Hybrid Rockets for Satellites or Upper Stages

open access: yesAerospace, 2021
Ablative-cooled hybrid rockets could potentially combine a similar versatility of a liquid propulsion system with a much simplified architecture. These characteristics make this kind of propulsion attractive, among others, for applications such as ...
Francesco Barato
doaj   +1 more source

Data Acquisition System for Optimization of Series Hybrid Propulsion Systems [PDF]

open access: yesWorld Electric Vehicle Journal, 2009
In this article the development and use of a data acquisition system for the optimization of hybrid propulsion systems is proposed. This versatile system can be used for different hybrid driveline architectures and for off- and on-road data logging.
Coosemans, Thierry Clement   +4 more
openaire   +4 more sources

Design of DC grid system for green intelligent hybrid bulk carrier

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectiveAccording to the characteristics of the complex waterways of inland rivers, a DC grid solution based on a multi-energy parallel hybrid green intelligent bulk carrier is proposed.
Li SU
doaj   +1 more source

Energy Saving Potential of Hybrid Propulsion System for Fishing Vessels in Indonesia [PDF]

open access: yesE3S Web of Conferences
Indonesia, as the largest archipelagic country in the world, has a fishing vessel fleet dominated by conventional diesel engine-based propulsion systems.
Ma’arif Samsul   +2 more
doaj   +1 more source

Hybrid-electric propulsion for automotive and aviation applications [PDF]

open access: yes, 2014
In parallel with the automotive industry, hybrid-electric propulsion is becoming a viable alternative propulsion technology for the aviation sector and reveals potential advantages including fuel savings, lower pollution, and reduced noise emission ...
Friedrich, C, Robertson, PA
core   +1 more source

Drone Electric Propulsion System with Hybrid Power Source

open access: yesDrones
Unmanned aerial vehicles, known today as drones, in the beginning, were small-dimension research models powered by small electric motors fed from electrical batteries.
Jenica-Ileana Corcau   +3 more
doaj   +1 more source

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