Deflection analysis of subsea manifold roof protection plate

Subsea manifold may often be subjected to accidentally drop object from offshore equipment during commissioning. The design of roof protection plate is necessary to prevent damage to this offshore structure, ranging from extensive permanent plastic deformation to perforation of the members being imp...

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Main Author: Willy Wianta.
Other Authors: Ang Hock Eng
Format: Final Year Project
Language:English
Published: 2013
Subjects:
Online Access:http://hdl.handle.net/10356/53642
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-536422023-03-04T18:46:32Z Deflection analysis of subsea manifold roof protection plate Willy Wianta. Ang Hock Eng School of Mechanical and Aerospace Engineering FMC Technologies Singapore Pte Ltd DRNTU::Engineering::Mechanical engineering::Mechanics and dynamics Subsea manifold may often be subjected to accidentally drop object from offshore equipment during commissioning. The design of roof protection plate is necessary to prevent damage to this offshore structure, ranging from extensive permanent plastic deformation to perforation of the members being impacted. The response of protection plate subjected to drop object impact was analysed by measuring the plate deflection on different plate thickness using numerical modelling and compared it to simple design formulas. The investigated cases involve 1 m to 4 m square steel plates subjected to drill collar impact with thickness ranging from 10 mm to 40 mm. As roof protection plate has cut-out holes for valves and actuators access, plate deflection with different orientation and number of cut-out holes was also investigated. The results obtained are thought to be of particular interest at the design stage as plate deflection can then be calculated easily with some simple design formulas. This will reduce computation time and resources at initial concept design stage necessary to anticipate the impact of drop object on roof protection plate. Bachelor of Engineering (Mechanical Engineering) 2013-06-06T07:29:53Z 2013-06-06T07:29:53Z 2013 2013 Final Year Project (FYP) http://hdl.handle.net/10356/53642 en Nanyang Technological University 64 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering::Mechanical engineering::Mechanics and dynamics
spellingShingle DRNTU::Engineering::Mechanical engineering::Mechanics and dynamics
Willy Wianta.
Deflection analysis of subsea manifold roof protection plate
description Subsea manifold may often be subjected to accidentally drop object from offshore equipment during commissioning. The design of roof protection plate is necessary to prevent damage to this offshore structure, ranging from extensive permanent plastic deformation to perforation of the members being impacted. The response of protection plate subjected to drop object impact was analysed by measuring the plate deflection on different plate thickness using numerical modelling and compared it to simple design formulas. The investigated cases involve 1 m to 4 m square steel plates subjected to drill collar impact with thickness ranging from 10 mm to 40 mm. As roof protection plate has cut-out holes for valves and actuators access, plate deflection with different orientation and number of cut-out holes was also investigated. The results obtained are thought to be of particular interest at the design stage as plate deflection can then be calculated easily with some simple design formulas. This will reduce computation time and resources at initial concept design stage necessary to anticipate the impact of drop object on roof protection plate.
author2 Ang Hock Eng
author_facet Ang Hock Eng
Willy Wianta.
format Final Year Project
author Willy Wianta.
author_sort Willy Wianta.
title Deflection analysis of subsea manifold roof protection plate
title_short Deflection analysis of subsea manifold roof protection plate
title_full Deflection analysis of subsea manifold roof protection plate
title_fullStr Deflection analysis of subsea manifold roof protection plate
title_full_unstemmed Deflection analysis of subsea manifold roof protection plate
title_sort deflection analysis of subsea manifold roof protection plate
publishDate 2013
url http://hdl.handle.net/10356/53642
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