Tow rope length and arrangement design for a towed ship

This research presents the investigation on the effect of different tow rope lengths and arrangements for a towed ship in calm water by using the experimental model conducted at Marine Technology Centre, Universiti Teknologi Malaysia. Three variations of tow rope arrangements were tested in the expe...

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Main Author:	Zan, Umar Imraan
Format:	Thesis
Language:	English
Published:	2014
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://eprints.utm.my/id/eprint/53459/25/UmarImraanZanMFKM2014.pdf
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id	my-utm-ep.53459
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spelling	my-utm-ep.534592020-07-15T03:27:47Z Tow rope length and arrangement design for a towed ship 2014-09 Zan, Umar Imraan TJ Mechanical engineering and machinery This research presents the investigation on the effect of different tow rope lengths and arrangements for a towed ship in calm water by using the experimental model conducted at Marine Technology Centre, Universiti Teknologi Malaysia. Three variations of tow rope arrangements were tested in the experiment: Straighttow, V-tow and Kite-tow. A total of fourteen types of tow rope arrangements were tested at a constant speed of 0.5 m/s and a rake-barge were captured via Qualysis Track Manager (QTM) „Image Processing Techniques?. From the experiment, it was observed that for Straight-tow, the tow rope length increment was proportional to the oscillation where for every increment of Lv length (length of tow rope in V shape arrangement) reduced the oscillations by around 12%. Kite-tow arrangement design offered a better safety towing system and has nearly zero sway motion but large water width due to the drift distance from the tow point which is around 0.64 and 1.1 times barge length. The result from Straight-tow with different skegs arrangement s showed significant improvement in reducing the sway motion pf the towed barge. Similarly, V-tow barge with different skegs arrangements also presented a substantial improvement in decreasing the amount of sway motion. In the final part of the research, computer simulation using FORTRAN program and codes from Yasukawa & Fitriadhy (2010) were carried out and the results were compared with the experimental model of Straight-tow barge. Computer simulations and model experiment results showed less than 10% deviation in sway motions. 2014-09 Thesis http://eprints.utm.my/id/eprint/53459/ http://eprints.utm.my/id/eprint/53459/25/UmarImraanZanMFKM2014.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:78623 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 Zan, Umar Imraan Tow rope length and arrangement design for a towed ship
description	This research presents the investigation on the effect of different tow rope lengths and arrangements for a towed ship in calm water by using the experimental model conducted at Marine Technology Centre, Universiti Teknologi Malaysia. Three variations of tow rope arrangements were tested in the experiment: Straighttow, V-tow and Kite-tow. A total of fourteen types of tow rope arrangements were tested at a constant speed of 0.5 m/s and a rake-barge were captured via Qualysis Track Manager (QTM) „Image Processing Techniques?. From the experiment, it was observed that for Straight-tow, the tow rope length increment was proportional to the oscillation where for every increment of Lv length (length of tow rope in V shape arrangement) reduced the oscillations by around 12%. Kite-tow arrangement design offered a better safety towing system and has nearly zero sway motion but large water width due to the drift distance from the tow point which is around 0.64 and 1.1 times barge length. The result from Straight-tow with different skegs arrangement s showed significant improvement in reducing the sway motion pf the towed barge. Similarly, V-tow barge with different skegs arrangements also presented a substantial improvement in decreasing the amount of sway motion. In the final part of the research, computer simulation using FORTRAN program and codes from Yasukawa & Fitriadhy (2010) were carried out and the results were compared with the experimental model of Straight-tow barge. Computer simulations and model experiment results showed less than 10% deviation in sway motions.
format	Thesis
qualification_level	Master's degree
author	Zan, Umar Imraan
author_facet	Zan, Umar Imraan
author_sort	Zan, Umar Imraan
title	Tow rope length and arrangement design for a towed ship
title_short	Tow rope length and arrangement design for a towed ship
title_full	Tow rope length and arrangement design for a towed ship
title_fullStr	Tow rope length and arrangement design for a towed ship
title_full_unstemmed	Tow rope length and arrangement design for a towed ship
title_sort	tow rope length and arrangement design for a towed ship
granting_institution	Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department	Faculty of Mechanical Engineering
publishDate	2014
url	http://eprints.utm.my/id/eprint/53459/25/UmarImraanZanMFKM2014.pdf
_version_	1747817560443715584

Tow rope length and arrangement design for a towed ship

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