Results 31 to 40 of about 14,833,869 (94)

Optimising the Design of a Hybrid Fuel Cell/Battery and Waste Heat Recovery System for Retrofitting Ship Power Generation

open access: yesEnergies
This research aims to assess the integration of different fuel cell (FC) options with battery and waste heat recovery systems through a mathematical modelling process to determine the most feasible retrofit solutions for a marine electricity generation ...
Onur Yuksel   +9 more
doaj   +1 more source

Data collection framework for enhanced carbon intensity indicator (CII) in the oil tankers

open access: yesThe Canadian Journal of Chemical Engineering, Volume 103, Issue 1, Page 170-187, January 2025.
Abstract The International Maritime Organization (IMO) aims to reduce greenhouse gas (GHG) emissions by 40% by 2030 compared with 2008. The carbon intensity indicator (CII) calculates the annual reduction factor required to continuously improve a ship's operational carbon intensity at a specific rating level.
Abdullah Sardar   +3 more
wiley   +1 more source

Energy Efficiency Board 2020 programs and operations report.

open access: yes, 2021
Annual; Began with 2010; ceased with 2011.; At head of title: Connecticut Energy Efficiency ...
Connecticut. Energy Efficiency Board.
core   +1 more source

Assessing sustainable decarbonization strategies for green shipping using tugboat owner investment in hybrid power systems in ports in Taiwan

open access: yesSustainable Development, Volume 32, Issue 5, Page 4440-4454, October 2024.
Abstract Decarbonization has significant operational implications for ships, fuel resources, and ports. Sustainable management is highly prioritized by ship owners and port authorities. The shipping industry must develop appropriate strategies to achieve zero carbon emissions by 2050 and support the 2030 United Nations sustainable development goals ...
Ta‐Kang Liu, Yung‐Sheng Chen
wiley   +1 more source

A Resource of the National Action Plan for Energy Efficiency [PDF]

open access: yes, 2009
This brief documents how energy efficiency program administrators have used technical, institutional, financial, and other resources to help advance building energy codes at the federal, state, and local levels, and describes the issues involved in ...
National Action Plan for Energy Efficiency   +1 more
core  

Numerical Investigation of Performance Enhancement for Thermoelectric Generator System Optimization of HX Fin Shape

open access: yesInternational Journal of Energy Research, Volume 2024, Issue 1, 2024.
This paper presents a performance analysis and optimization of heat exchanger fin shapes in a thermoelectric power generation system for ship waste heat recovery. It proposes a new curved fin design aimed at enhancing heat transfer efficiency and maximizing thermoelectric power generation capacity.
Junbeom Park   +4 more
wiley   +1 more source

Carbon Regulations and Second-Hand Ship Prices: An Empirical Analysis of Emission Intensity Effects

open access: yesSystems
This study analyzes the econometric correlation between resale prices and CO2 emissions of 832 bulk carriers sold from 2018 to 2025. It uses a cross-sectional hedonic pricing model to look at how environmental performance affects the value of sub-types ...
Ersin Acikgoz, Gulden Oner
doaj   +1 more source

A Structured Techno-Economic and Environmental Assessment Framework for Green Interventions on Cargo Ships: Application to a Container Vessel

open access: yesEng
Container vessels—characterized by high transport work and energy-demanding operating profiles—constitute one of the most emission-significant fleet segments and a strategically important area for implementing and assessing decarbonization initiatives ...
Yannis Mouzakitis   +2 more
doaj   +1 more source

Investigating the relationship between EEXI, CII and vessel values in the oil tanker and dry bulk carrier sectors [PDF]

open access: yes
This paper examines the effect of Carbon Intensity Indicator (CII), Annual Efficiency Ratio (AER), and Energy Efficiency Existing Ship Index (EEXI) on second-hand ship prices.
Lu, Pin-Hsuan, Theocharis, Dimitrios
core   +6 more sources

Drag Reduction and EEXI Compliance: Evaluating Air Lubrication for In-Service Ships via CFD

open access: yesPolish Maritime Research
This research used CFD techniques to study the effect of air lubrication technology on the Energy Efficiency Existing Ship Index (EEXI), developed by the International Maritime Organization.
Abbas Nawar, Hawa Rami, Hatem Wehad
doaj   +1 more source

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