Practical ship weather routeing for liquefied natural gas carriers

The research developed a realistic model which encompasses the ship routeing process, weather prediction methods, ship environment interaction and route optimization algorithm. The optimization models were constructed for Tenaga Class Liquefied Natural Gas Carriers (LNGC) using minimum time, minimum...

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Main Author:	Ahmad, Mohd. Azuwan
Format:	Thesis
Language:	English
Published:	2014
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://eprints.utm.my/id/eprint/50685/1/MohdAzuwanAhmadMFKM2014.pdf
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id	my-utm-ep.50685
record_format	uketd_dc
spelling	my-utm-ep.506852020-07-08T04:06:06Z Practical ship weather routeing for liquefied natural gas carriers 2014-01 Ahmad, Mohd. Azuwan TJ Mechanical engineering and machinery The research developed a realistic model which encompasses the ship routeing process, weather prediction methods, ship environment interaction and route optimization algorithm. The optimization models were constructed for Tenaga Class Liquefied Natural Gas Carriers (LNGC) using minimum time, minimum fuel consumption or combination of both as objective functions. The ship service performance data which was derived from the analysis of actual records of her past voyages are incorporated in the ship routeing algorithm. The data has enabled a good comparison between simulations and actual results. Ship routeing simulation based on two methods i.e. standard route and simplified shortest path algorithm was performed and the outcomes have demonstrated the economic and safety benefits. The results indicate that potential cost saving is high likely and optimum benefit is not fully acquired by the current standard route practice. Ship routeing may generate savings in terms of both time and fuel consumption. Furthermore, it was found that a shorter distance route is not necessarily an optimal solution. The optimal solution arise from the consideration of all aspects i.e. dynamic weather changes, voyage optimization, model constraints and objective function. 2014-01 Thesis http://eprints.utm.my/id/eprint/50685/ http://eprints.utm.my/id/eprint/50685/1/MohdAzuwanAhmadMFKM2014.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:85101 masters Universiti Teknologi Malaysia, Faculty of Mechanical Engineering Faculty of Mechanical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Ahmad, Mohd. Azuwan Practical ship weather routeing for liquefied natural gas carriers
description	The research developed a realistic model which encompasses the ship routeing process, weather prediction methods, ship environment interaction and route optimization algorithm. The optimization models were constructed for Tenaga Class Liquefied Natural Gas Carriers (LNGC) using minimum time, minimum fuel consumption or combination of both as objective functions. The ship service performance data which was derived from the analysis of actual records of her past voyages are incorporated in the ship routeing algorithm. The data has enabled a good comparison between simulations and actual results. Ship routeing simulation based on two methods i.e. standard route and simplified shortest path algorithm was performed and the outcomes have demonstrated the economic and safety benefits. The results indicate that potential cost saving is high likely and optimum benefit is not fully acquired by the current standard route practice. Ship routeing may generate savings in terms of both time and fuel consumption. Furthermore, it was found that a shorter distance route is not necessarily an optimal solution. The optimal solution arise from the consideration of all aspects i.e. dynamic weather changes, voyage optimization, model constraints and objective function.
format	Thesis
qualification_level	Master's degree
author	Ahmad, Mohd. Azuwan
author_facet	Ahmad, Mohd. Azuwan
author_sort	Ahmad, Mohd. Azuwan
title	Practical ship weather routeing for liquefied natural gas carriers
title_short	Practical ship weather routeing for liquefied natural gas carriers
title_full	Practical ship weather routeing for liquefied natural gas carriers
title_fullStr	Practical ship weather routeing for liquefied natural gas carriers
title_full_unstemmed	Practical ship weather routeing for liquefied natural gas carriers
title_sort	practical ship weather routeing for liquefied natural gas carriers
granting_institution	Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department	Faculty of Mechanical Engineering
publishDate	2014
url	http://eprints.utm.my/id/eprint/50685/1/MohdAzuwanAhmadMFKM2014.pdf
_version_	1747817511432224768

Practical ship weather routeing for liquefied natural gas carriers

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