Results 31 to 40 of about 21,305 (311)

Optimization design and sensitivity analysis of diesel/battery hybrid propulsion system for polar icebreaker

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesFor the economic and environmental requirements of polar ice-breakers, a hybrid propulsion system composed of diesel generator sets and a rechargeable battery is proposed.
Wenlong DU, Fengxiang GUO, Li CHEN
doaj   +1 more source

Displaced geostationary orbits using hybrid low-thrust propulsion [PDF]

open access: yes, 2012
In this paper, displaced geostationary orbits using hybrid low-thrust propulsion, a complementary combination of Solar Electric Propulsion (SEP) and solar sailing, are investigated to increase the capacity of the geostationary ring that is starting to ...
Biggs, James   +13 more
core   +1 more source

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

Hybrid Propulsion Systems for Remotely Piloted Aircraft Systems

open access: yesAerospace, 2018
The development of more efficient propulsion systems for aerospace vehicles is essential to achieve key objectives. These objectives are to increase efficiency while reducing the amount of carbon-based emissions.
Mithun Abdul Sathar Eqbal   +3 more
doaj   +1 more source

IMOTHEP: designing hybrid electric propulsion concepts

open access: yes, 2022
Presentation at ONERA-DLR-IRT AESE European workshop on multidisciplinary optimization, Bures-sur-Yvette (FR), 20-21 Sept ...
Novelli, Philippe   +3 more
openaire   +2 more sources

Ducted fans for hybrid electric propulsion of small aircraft [PDF]

open access: yesCEAS Aeronautical Journal, 2022
AbstractThis paper presents a method for modeling ducted fan propulsion systems for hybrid-electrically driven small aircraft based on mean line flow analysis methods. Studies of the essential design parameters provide the basis for a discussion of potential advantages when compared to free propellers, as well as possible new fields of application for ...
Daniel Weintraub   +3 more
openaire   +2 more sources

Smart Design: Application of an Automatic New Methodology for the Energy Assessment and Redesign of Hybrid Electric Vehicle Mechanical Components

open access: yesVehicles, 2022
This work aimed to develop an automatic new methodology based on establishing if a mechanical component, designed for a conventional propulsion system, is also suitable for hybrid electric propulsion.
Umberto Previti   +3 more
doaj   +1 more source

Development of a Lumped Parameter Model for an Aeronautic Hybrid Electric Propulsion System

open access: yesAerospace, 2018
This paper describes a case study for applying a hybrid electric propulsion system for general aviation aircraft. The work was performed by a joint team from the Centro Italiano Ricerche Aerospaziali (CIRA) and the Department of Industrial Engineering of
Emma Frosina   +4 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

Reliability Considerations of the Common Unit in Hybrid Electric Propulsion [PDF]

open access: yesIOP Conference Series: Materials Science and Engineering, 2022
Abstract Since the beginning of aviation, reliability has been one of the most important elements in terms of flight safety and certification. Reliability starts from the smallest part of the aircraft and covers all components up to the entire system.
Gizem Gül, Cemre   +3 more
openaire   +2 more sources

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