Results 31 to 40 of about 558,946 (304)

A Back–Forward Approach-Based Efficiency Performance Analysis Model for Hybrid Electric Propulsion Ships Using the Holtrop–Mennen Method

open access: yesJournal of Marine Science and Engineering, 2023
Due to tightening regulations on exhaust emissions from ships, there is a growing need to develop electric or hybrid electric propulsion systems to replace conventional diesel-based ship power systems.
Soon Ho Hong, Dong Min Kim, Sun Je Kim
doaj   +1 more source

Optimization and Analysis of an Elite Electric Propulsion System

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2019
- Electric propulsion has a promising system to create new possibilities in this technological era as well as control the harmful gaseous emission. This paper put a vision on several parameters of electric propulsion.
Mehakveer Singh   +4 more
doaj   +1 more source

Propulsion Drive Models for Full Electric Marine Propulsion Systems [PDF]

open access: yes2007 IEEE International Electric Machines & Drives Conference, 2007
Integrated full electric propulsion systems are being introduced across both civil and military marine sectors. Standard power system analysis packages cover electrical and electromagnetic components but have limited models of mechanical subsystems and their controllers.
Apsley, J.M.   +9 more
openaire   +7 more sources

Review on the Hybrid-Electric Propulsion System and Renewables and Energy Storage for Unmanned Aerial Vehicles

open access: yesInternational Journal of Electrochemical Science, 2020
The unmanned aerial vehicle (UAV) is an aircraft without a human pilot, and thus the primary applications of UAVs are surveillance without human loss. A low altitude surveillance aircraft is the foundation for the use of light sensor payloads in a small ...
V. Duy
semanticscholar   +1 more source

Validation of a Test Platform to Qualify Miniaturized Electric Propulsion Systems

open access: yesAerospace, 2019
Miniaturized electric propulsion systems are one of the main technologies that could increase interest in CubeSats for future space missions. However, the integration of miniaturized propulsion systems in modern CubeSat platforms presents some issues due
Fabrizio Stesina
doaj   +1 more source

System analysis and test-bed for an atmosphere-breathing electric propulsion system using an inductive plasma thruster [PDF]

open access: yesActa Astronautica, 2018
Challenging space mission scenarios include those in low altitude orbits, where the atmosphere creates significant drag to the S/C and forces their orbit to an early decay.
F. Romano   +5 more
semanticscholar   +1 more source

Comparison of electric motors used in electric vehicle propulsion system

open access: yesIndonesian Journal of Electrical Engineering and Computer Science, 2022
Now days, it is vital to use electric vehicles (EVs) instead of traditional cars with internal combustion engines (ICEs) in order to reduce the high level of pollution in the environment, and many researchers are investigating the possible improvements ...
K. Mohammad, Aqeel S. Jaber
semanticscholar   +1 more source

Analysis of Electric Propulsion System for Exploration of Saturn [PDF]

open access: yesMathematical Problems in Engineering, 2009
Exploration of the outer planets has experienced new interest with the launch of the Cassini and the New Horizons Missions. At the present time, new technologies are under study for the better use of electric propulsion system in deep space missions. In the present paper, the method of the transporting trajectory is used to study this problem.
Solórzano, Carlos Renato Huaura   +2 more
openaire   +2 more sources

Comparative Analysis on AC and DC Distribution Systems for Electric Propulsion Ship

open access: yesJournal of Marine Science and Engineering, 2022
Decarbonization is an ongoing issue in the shipping industry, and electric propulsion systems are being proposed as alternative solutions to satisfy this requirement.
Seongwan Kim, Hyeonmin Jeon
doaj   +1 more source

Fuzzy logic based equivalent consumption optimization of a hybrid electric propulsion system for unmanned aerial vehicles

open access: yesAerospace Science and Technology, 2019
This paper presents an energy management strategy for a hybrid electric propulsion system designed for unmanned aerial vehicles. The proposed method combines the Equivalent Consumption Minimization Strategy (ECMS) and fuzzy logic control, thereby being ...
Ye Xie, A. Savvaris, A. Tsourdos
semanticscholar   +1 more source

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