Results 21 to 30 of about 9,491,031 (99)

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 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

A Study on the Propulsion Performance in the Actual Sea by means of Full-scale Experiments [PDF]

open access: yesTransNav, 2013
The IMO has adopted Energy Efficiency Design Index (EEDI), Ship Energy Efficiency Management Plan (SEEMP) and Energy Efficiency Operational Indicator (EEOI) in order to reduce GHG emissions from international shipping.
Jun Kayano   +3 more
doaj   +1 more source

Investigation of Applying Technical Measures for Improving Energy Efficiency Design Index (EEDI) for KCS and KVLCC2

open access: yes한국해양공학회지, 2023
While extensive research is being conducted to reduce greenhouse gases in industrial fields, the International Maritime Organization (IMO) has implemented regulations to actively reduce CO2 emissions from ships, such as energy efficiency design index ...
Jun-Yup Park   +2 more
doaj   +1 more source

Optimization of the Emissions Profile of a Marine Propulsion System Using a Shaft Generator with Optimum Tracking-Based Control Scheme

open access: yesJournal of Marine Science and Engineering, 2020
Nowadays, marine propulsion systems based on thermal machines that operate under the diesel cycle have positioned themselves as one of the main options for this type of applications.
Joel R. Perez, Carlos A. Reusser
doaj   +1 more source

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

Emission and Performance Optimization of Marine Four‐Stroke Dual‐Fuel Engine Based on Response Surface Methodology

open access: yesMathematical Problems in Engineering, Volume 2020, Issue 1, 2020., 2020
As the emissions regulations have become more stringent, reducing NOX emissions is of great importance to the shipping industry. Due to the price and emissions advantages of natural gas, the diesel‐natural gas engines have become an attractive solution for engine manufacturers.
Huaiyu Wang   +4 more
wiley   +1 more source

A semi-empirical operational performance prediction for anchor handling tug supply (AHTS) vessel [PDF]

open access: yesBIO Web of Conferences
Speed reduction is a practice way for the ship operator to increase efficiency and reduce Green House Gas (GHG) emission in the shipping industry. In this paper, using Kwon’s method to predict the added resistance caused by wave and wind for specific ...
Syafiuddin, Yuli Arianto Pratama
doaj   +1 more source

Wybrane sposoby poprawy wskaźników efektywności energetycznej statku

open access: yesScientific Journal of Gdynia Maritime University, 2018
W dążeniu do ograniczenia emisji dwutlenku węgla wszystkie obecnie nowo budowane statki większe niż 400 BRT muszą mieć określony Projektowy Wskaźnik Efektywności Energetycznej (Energy Efficiency Design Index – EEDI).
W. Zeńczak
doaj   +1 more source

Development of Energy Efficiency Operational Indicator (EEOI) Measurement Tool in Response to Ship Energy Efficiency Management Plan (SEEMP) Regulation [PDF]

open access: yes, 2020
The proportion of air pollutants and greenhouse gasses emitted from the ships are getting higher, demands of energy efficiency, and reducing emission in the shipping sector are becoming popular due to those factors.
Pramana, Adhe Tria
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