Results 41 to 50 of about 101 (97)

On the influences of main engine parameters on EEDI evaluation for a bulk carrier

open access: yesAnnals of "Dunărea de Jos" University of Galaţi: Fascicle XI Shipbuilding, 2018
The objective of this study is to evaluate the influence of the different characteristics of some types of engines on the propulsion performances from the economic point of view and the impact on the Energy Efficiency Design Index (EEDI) and the Energy ...
Alexandra Diaconița, Liviu Crudu
doaj   +1 more source

NUMERICAL SIMULATIONS OF ADDED RESISTANCE IN REGULAR HEAD WAVES ON A CONTAINER SHIP

open access: yesBrodogradnja, 2019
Although shipping was not included in the final text of the Paris Agreement in 2015, IMO (International Maritime Organization) adopted the EEDI (Energy Efficiency Design Index) and the EEOI (Energy Efficiency Operational Indicator) to control climate ...
Young-Gill Lee   +5 more
doaj   +1 more source

Analysis of the Energy Efficiency Operational Indicator in Economic and Ecological Aspect

open access: yesScientific Journal of Gdynia Maritime University, 2017
This article presents selected tools for improving and estimating vessel energy efficiency and analysis of energy efficiency operational indicator EEOI.
J. Wysocki
doaj  

Analysis and evaluation of fuel cell technologies for sustainable ship power: Energy efficiency and environmental impact

open access: yesEnergy Conversion and Management: X
Amid growing emphasis on achieving carbon neutrality, this study conducts a thorough assessment of different fuel cell technologies for their suitability as primary ship power sources.
Zhe Wang   +5 more
doaj   +1 more source

Improving the Efficiency of a High Speed Catamaran Through the Replacement of the Propulsion System [PDF]

open access: yesTransNav, 2015
The high speed vessels are primarily designed for short distances services as public transport of passengers and vehicles. The range of high speed, according to the Code of high-speed vessels begins at 20 knots, which depends on the cruise speed you ...
GermÁn de Melo Rodríguez   +2 more
doaj   +1 more source

ENERGY EFFICIENCY IN THE SHIPPING SECTOR – A CASE STUDY [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie, 2017
The improvement of Ship Energy Efficiency has been a major issue for the Shipping industry, primarily for three reasons; Firstly because fuel expenses of merchant ships contribute substantially to the overall expenses, secondarily, as conventional ...
BRANISLAV DRAGOVIŠ   +3 more
doaj  

Simulation study on the Influence of EEDI Requirements to Shiphandling in Heavy Weather [PDF]

open access: yesTransNav, 2019
In order to reduce the CO2 emission from ships, International Maritime Organization executes the restriction of Energy Efficiency Design Index (EEDI) which limits amount of CO2 when freight of one ton is carried at one mile.
Chihiro Nishizaki   +3 more
doaj   +1 more source

Voyage-Level Assessment of Slow Steaming and B30 Biofuel Strategies for Container Vessel Decarbonisation Under EU ETS and FuelEU Maritime

open access: yesJournal of Marine Science and Engineering
This study evaluates operational decarbonisation options for container vessels operating under the European Union Emissions Trading System (EU ETS) and FuelEU Maritime.
Doru Coșofreț   +4 more
doaj   +1 more source

From Currents to Carbon Savings: A Dual-Stage Intelligent Architecture for Hybrid Vessel Operations [PDF]

open access: yesInternational Journal of Telecommunications
As the maritime industry faces the dual pressure of economic volatility and stringent IMO 2026/2030 emission mandates, traditional siloed navigation strategies are becoming obsolete.
Ahmed Kassem   +3 more
doaj   +1 more source

Reducing Ship Emissions Through Specialized Maintenance: A Case Study Based on Real Data

open access: yesJournal of Marine Science and Engineering
Maintenance operations represent one of the most underutilized opportunities to reduce emissions and improve the energy efficiency of ships. This study proposes an innovative approach that analyzes such interventions from a holistic perspective of energy,
Sonia Zaragoza   +3 more
doaj   +1 more source

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