Corrosion modeling for condition assessment of offshore jacket Leg for life extension

As structures age, their structural reliability to sustain operations becomes a crucial issue, especially in the oil and gas industry. In this study, corrosion a critical issue to their performance has been studied. The main parameters of size and location of localized corrosion attack has been exte...

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Main Author: POULINO, MBIKOYESU MOSES
Format: Final Year Project
Language: English
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-utpedia.17896 /
Published: IRC 2016
Subjects:
TA Engineering (General). Civil engineering (General)
Online Access: http://utpedia.utp.edu.my/17896/1/FINAL%20DISERTATION-%20Corrosion%20modeling%20for%20condition%20assessment%20of%20offshore%20jacket%20platform%20for%20life%20extension.pdf
http://utpedia.utp.edu.my/17896/
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spelling utp-utpedia.178962018-08-01T09:57:58Z http://utpedia.utp.edu.my/17896/ Corrosion modeling for condition assessment of offshore jacket Leg for life extension POULINO, MBIKOYESU MOSES TA Engineering (General). Civil engineering (General) As structures age, their structural reliability to sustain operations becomes a crucial issue, especially in the oil and gas industry. In this study, corrosion a critical issue to their performance has been studied. The main parameters of size and location of localized corrosion attack has been extensively analysed with the aid of Finite Element Analysis (FEA) software, ANSYS workbench. The corrosion is represented as an elliptical cut on the surface of the leg. The study focuses on the outcome obtained for Von-Mises stress and deformation on application of the pushover analysis on varying loads. Von-Mises stress basically predicts the yielding of the material stress on application of environmental loadings; meanwhile the structures deformation defines the change in shape of the structure. The results obtained indicates that corrosion causes higher stress at the areas closer to the joint supports as compared to the mid of the section IRC 2016-09 Final Year Project NonPeerReviewed application/pdf en http://utpedia.utp.edu.my/17896/1/FINAL%20DISERTATION-%20Corrosion%20modeling%20for%20condition%20assessment%20of%20offshore%20jacket%20platform%20for%20life%20extension.pdf POULINO, MBIKOYESU MOSES (2016) Corrosion modeling for condition assessment of offshore jacket Leg for life extension. IRC, Universiti Teknologi PETRONAS.
institution Universiti Teknologi Petronas
collection UTPedia
language English
topic TA Engineering (General). Civil engineering (General)
spellingShingle TA Engineering (General). Civil engineering (General)
POULINO, MBIKOYESU MOSES
Corrosion modeling for condition assessment of offshore jacket Leg for life extension
description As structures age, their structural reliability to sustain operations becomes a crucial issue, especially in the oil and gas industry. In this study, corrosion a critical issue to their performance has been studied. The main parameters of size and location of localized corrosion attack has been extensively analysed with the aid of Finite Element Analysis (FEA) software, ANSYS workbench. The corrosion is represented as an elliptical cut on the surface of the leg. The study focuses on the outcome obtained for Von-Mises stress and deformation on application of the pushover analysis on varying loads. Von-Mises stress basically predicts the yielding of the material stress on application of environmental loadings; meanwhile the structures deformation defines the change in shape of the structure. The results obtained indicates that corrosion causes higher stress at the areas closer to the joint supports as compared to the mid of the section
format Final Year Project
author POULINO, MBIKOYESU MOSES
author_sort POULINO, MBIKOYESU MOSES
title Corrosion modeling for condition assessment of offshore jacket Leg for life extension
title_short Corrosion modeling for condition assessment of offshore jacket Leg for life extension
title_full Corrosion modeling for condition assessment of offshore jacket Leg for life extension
title_fullStr Corrosion modeling for condition assessment of offshore jacket Leg for life extension
title_full_unstemmed Corrosion modeling for condition assessment of offshore jacket Leg for life extension
title_sort corrosion modeling for condition assessment of offshore jacket leg for life extension
publisher IRC
publishDate 2016
url http://utpedia.utp.edu.my/17896/1/FINAL%20DISERTATION-%20Corrosion%20modeling%20for%20condition%20assessment%20of%20offshore%20jacket%20platform%20for%20life%20extension.pdf
http://utpedia.utp.edu.my/17896/
_version_ 1741195263580569600
score 11.62408

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