Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals

This review paper examines the possible pathways and possible technologies available that will help the shipping sector achieve the International Maritime Organization’s (IMO) deep decarbonization targets by 2050. There has been increased interest from important stakeholders regarding deep decarboni...

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Main Authors: George Mallouppas, Elias Ar. Yfantis
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/9/4/415
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author George Mallouppas
Elias Ar. Yfantis
author_facet George Mallouppas
Elias Ar. Yfantis
author_sort George Mallouppas
collection DOAJ
description This review paper examines the possible pathways and possible technologies available that will help the shipping sector achieve the International Maritime Organization’s (IMO) deep decarbonization targets by 2050. There has been increased interest from important stakeholders regarding deep decarbonization, evidenced by market surveys conducted by Shell and Deloitte. However, deep decarbonization will require financial incentives and policies at an international and regional level given the maritime sector’s ~3% contribution to green house gas (GHG) emissions. The review paper, based on research articles and grey literature, discusses technoeconomic problems and/or benefits for technologies that will help the shipping sector achieve the IMO’s targets. The review presents a discussion on the recent literature regarding alternative fuels (nuclear, hydrogen, ammonia, methanol), renewable energy sources (biofuels, wind, solar), the maturity of technologies (fuel cells, internal combustion engines) as well as technical and operational strategies to reduce fuel consumption for new and existing ships (slow steaming, cleaning and coating, waste heat recovery, hull and propeller design). The IMO’s 2050 targets will be achieved via radical technology shift together with the aid of social pressure, financial incentives, regulatory and legislative reforms at the local, regional and international level.
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spelling doaj.art-b93afc19a0cb47248328a7ce1eb1ee272023-11-21T15:18:20ZengMDPI AGJournal of Marine Science and Engineering2077-13122021-04-019441510.3390/jmse9040415Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation ProposalsGeorge Mallouppas0Elias Ar. Yfantis1Cyprus Marine and Maritime Institute, Larnaca 6023, CyprusCyprus Marine and Maritime Institute, Larnaca 6023, CyprusThis review paper examines the possible pathways and possible technologies available that will help the shipping sector achieve the International Maritime Organization’s (IMO) deep decarbonization targets by 2050. There has been increased interest from important stakeholders regarding deep decarbonization, evidenced by market surveys conducted by Shell and Deloitte. However, deep decarbonization will require financial incentives and policies at an international and regional level given the maritime sector’s ~3% contribution to green house gas (GHG) emissions. The review paper, based on research articles and grey literature, discusses technoeconomic problems and/or benefits for technologies that will help the shipping sector achieve the IMO’s targets. The review presents a discussion on the recent literature regarding alternative fuels (nuclear, hydrogen, ammonia, methanol), renewable energy sources (biofuels, wind, solar), the maturity of technologies (fuel cells, internal combustion engines) as well as technical and operational strategies to reduce fuel consumption for new and existing ships (slow steaming, cleaning and coating, waste heat recovery, hull and propeller design). The IMO’s 2050 targets will be achieved via radical technology shift together with the aid of social pressure, financial incentives, regulatory and legislative reforms at the local, regional and international level.https://www.mdpi.com/2077-1312/9/4/415decarbonizationhydrogenammoniabiofuelsfuel consumptionslow steaming
spellingShingle George Mallouppas
Elias Ar. Yfantis
Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals
Journal of Marine Science and Engineering
decarbonization
hydrogen
ammonia
biofuels
fuel consumption
slow steaming
title Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals
title_full Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals
title_fullStr Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals
title_full_unstemmed Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals
title_short Decarbonization in Shipping Industry: A Review of Research, Technology Development, and Innovation Proposals
title_sort decarbonization in shipping industry a review of research technology development and innovation proposals
topic decarbonization
hydrogen
ammonia
biofuels
fuel consumption
slow steaming
url https://www.mdpi.com/2077-1312/9/4/415
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AT eliasaryfantis decarbonizationinshippingindustryareviewofresearchtechnologydevelopmentandinnovationproposals