Results 21 to 30 of about 133 (108)

Estimation of ship operational efficiency from AIS data using big data technology

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2020
To prevent pollution from ships, the Energy Efficiency Design Index (EEDI) is a mandatory guideline for all new ships. The Ship Energy Efficiency Management Plan (SEEMP) has also been applied by MARPOL to all existing ships.
Seong-Hoon Kim   +4 more
doaj   +1 more source

Optimal energy scheduling of a solar‐based hybrid ship considering cold‐ironing facilities

open access: yesIET Renewable Power Generation, Volume 15, Issue 3, Page 532-547, February 2021., 2021
Abstract There are many restrictions on shipping, which reduce or prohibit the use of diesel generators for feeding the energy demand of the electric ships, especially in ports. Therefore, the use of shore power system (SPS) together with renewable energies and energy storage systems (ESSs) can lead to many environmental benefits while ships are ...
Neda Vahabzad   +2 more
wiley   +1 more source

A Two‐Stage Offline‐to‐Online Multiobjective Optimization Strategy for Ship Integrated Energy System Economical/ Environmental Scheduling Problem

open access: yesComplexity, Volume 2021, Issue 1, 2021., 2021
The economical/environmental scheduling problem (EESP) of the ship integrated energy system (SIES) has high computational complexity, which includes more than one optimization objective, various types of constraints, and frequently fluctuated load demand.
Qing An   +9 more
wiley   +1 more source

A New Method of Determining Energy Efficiency Operational Indicator for Specialized Ships

open access: yesEnergies, 2020
Limitation of CO2 emission is one of the main goals and regulations introduced by the international institutions’ rules. In the case of ships using oil-related and gas fuels this problem is dealt with by the International Maritime Organization (IMO)
Katarzyna Prill   +3 more
doaj   +1 more source

An Energy Efficiency Optimization Strategy of Hybrid Electric Ship Based on Working Condition Prediction

open access: yesJournal of Marine Science and Engineering, 2022
Optimizing the operational performance of green ships can further improve the energy saving and emission reduction effect of ships, and speed optimization is one of the more widely used and effective measures.
Beibei Liu   +3 more
doaj   +1 more source

A Novel Big Data Collection System for Ship Energy Efficiency Monitoring and Analysis Based on BeiDou System

open access: yesJournal of Advanced Transportation, Volume 2021, Issue 1, 2021., 2021
The call for green shipping is increasing, and the reduction of greenhouse gas emissions from ships becomes more and more important. Traditional ship energy efficiency monitoring is based on the noon reports, which are susceptible to human error and have a time delay.
Xiangming Zeng   +2 more
wiley   +1 more source

Retrofitting the Bow of a General Cargo Vessel Andevaluating Energy Efficiency Operational Index

open access: yesPolish Maritime Research, 2023
This report examines the feasibility and impact of retrofitting the bulbous bow on a general cargo ship, in terms of the energy efficiency operational index (EEOI), in the areas of Western Europe and the Eastern Mediterranean.
Denev Yordan
doaj   +1 more source

RESEARCH ON EEOI PARAMETRIC CONNECTION OF A SHIP DURING THE REAL VOYAGE CONDUCTION

open access: yesRussian Journal of Water Transport, 2020
The round-the-world transition of m/v Katherine ship is considered. The aim of this work is to minimize the Energy Efficiency Operational Indicator (EEOI) of the vessel, and, accordingly, to minimize the ship's fuel consumption and carbon dioxide emission depending on the parameters of sea transition: Vs, mass of transported cargo, and the distance of ...
Valeriy E. Leonov Leonov   +1 more
openaire   +2 more sources

VISIR-1.b: ocean surface gravity waves and currents for energy-efficient navigation [PDF]

open access: yesGeoscientific Model Development, 2019
The latest development of the ship-routing model published in Mannarini et al. (2016a) is VISIR-1.b, which is presented here. The new version of the model targets large ocean-going vessels by considering both ocean surface gravity waves and currents.
G. Mannarini, L. Carelli
doaj   +1 more source

Ship of the future – A slender dry-bulker with wind assisted propulsion

open access: yesMaritime Transport Research, 2022
From the first days of our civilization sea transport has enabled trades. Today sea transport accounts for 80% of the Global trade measured in ton miles and 3% of Greenhouse gas (GHG) emissions.
Elizabeth Lindstad   +4 more
doaj   +1 more source

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