Results 11 to 20 of about 13,027 (181)

Performance Analysis of a Hybrid Electric Ship by Real-Time Verification

open access: yesEnergies, 2022
International maritime transport organizations are proposing regulatory actions and strategies aimed at decarbonizing the sector to reduce its greenhouse gas (GHG) emissions, which currently constitute around 3% of the global total.
Juan P. Torreglosa   +3 more
doaj   +1 more source

Two-phase energy efficiency optimisation for ships using parallel hybrid electric propulsion system

open access: yesOcean Engineering, 2021
Abstract Developing a green, intelligent, and efficient power system is an important way for the shipping industry to respond to increasingly stringent emission regulations, and to achieve improvements in energy conservation and efficiency. In this study, a two-phase energy efficiency optimisation method is proposed for reducing energy consumption ...
Yapeng He   +4 more
openaire   +2 more sources

Economic Analysis and the EEXI Reduction Potential of Parallel Hybrid Dual-Fuel Engine‒Fuel Cell Propulsion Systems for LNG Carriers

open access: yesPolish Maritime Research, 2023
One potential solution for reducing carbon dioxide emissions from ships and meeting the Energy Efficiency Existing Ship Index (EEXI) requirements is to use a hybrid propulsion system that combines liquid hydrogen and liquefied natural gas fuels.
Ammar Nader R., Almas Majid, Nahas Qusai
doaj   +1 more source

Improvement and Optimization Configuration of Inland Ship Power and Propulsion System

open access: yesJournal of Marine Science and Engineering, 2023
Advances in power and propulsion and energy management improvements can significantly contribute to reducing emissions. The International Maritime Organization (IMO) Marpol regulations impose increasingly stringent restrictions on ship’s emission ...
Zhipeng Du   +3 more
doaj   +1 more source

Modeling of an Autonomous Electric Propulsion Barge for Future Inland Waterway Transport

open access: yesEnergies, 2023
International trade is continuously rising, leading to an increase in the flow of goods passing through transportation hubs, including air and sea.
Andrzej Łebkowski, Wojciech Koznowski
doaj   +1 more source

Reliability Evaluation of Electrochemical Energy Storage Systems Supplying the Ship's Main Propulsion System [PDF]

open access: yesTransNav, 2023
The paper presents the structure of hybrid and electric modern ship propulsion systems. Types and configuration of electrochemical cells for selected electric energy storage facilities on the ship were presented.
Piotr Szewczyk, Andrzej Lebkowski
doaj   +1 more source

Analysis of the Use of Electric Drive Systems for Crew Transfer Vessels Servicing Offshore Wind Farms

open access: yesEnergies, 2020
The article presents issues related to the possibility of using electric propulsion systems in units used to transport crews servicing wind towers at sea. Offshore wind energy issues are discussed.
Andrzej Łebkowski
doaj   +1 more source

Impact of marine power system architectures on IFEP vessel availability and survivability [PDF]

open access: yes, 2007
In recent years integrated full electric propulsion (IFEP) has become a popular power system concept within the marine community, both for the naval and the commercial community.
Booth, C.D.   +3 more
core   +1 more source

A study on the application of hybrid propulsion system of small size fishing vessels in South Korea

open access: yesJournal of International Maritime Safety, Environmental Affairs, and Shipping, 2022
In order to respond to strengthened environmental regulations, research on various eco-friendly technologies is actively underway in each industry. In particular, in the shipping sector, goals are set and regulations are strengthened step by step to ...
Junyoung Hwang   +3 more
doaj   +1 more source

Frequency Transient Suppression in Hybrid Electric Ship Power Systems: A Model Predictive Control Strategy for Converter Control with Energy Storage

open access: yesInventions, 2018
This paper aims to understand how the common phenomenon of fluctuations in propulsion and service load demand contribute to frequency transients in hybrid electric ship power systems.
Viknash Shagar   +2 more
doaj   +1 more source

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