Wind Induced Response of Spar-mooring-riser System

In recent decades, the exploitation of hydrocarbon reservoirs under the seas and oceans has been regarded as a viable alternative. Several types of floating structures are utilized in deep and ultra-deep water oil and gas exploration and production. Spar platforms are the most recent type of platfor...

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Main Authors: Eyada Ibrahim, Abdulrahman, Jameel, Mohammed
Format: Article
Published: Springer Verlag (Germany) 2018
Subjects:
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author Eyada Ibrahim, Abdulrahman
Jameel, Mohammed
author_facet Eyada Ibrahim, Abdulrahman
Jameel, Mohammed
author_sort Eyada Ibrahim, Abdulrahman
collection UM
description In recent decades, the exploitation of hydrocarbon reservoirs under the seas and oceans has been regarded as a viable alternative. Several types of floating structures are utilized in deep and ultra-deep water oil and gas exploration and production. Spar platforms are the most recent type of platforms to be designed and utilized in deep water environments. This type of platform is an assemblage of a cylindrical hull, moorings and risers that responds to hydrodynamic and aerodynamic loads in a complex manner. Coupled behaviours of spar–mooring–riser system influenced by the wind load in random wave environment have been studied using coupled analysis method. The spar–mooring–riser system has been analysed to predict system responses induced by wind action under a long crested random wave using finite element approach. Wind load induces a significant shift in the spar position away from its original place in the random sea state in addition to a notable heave motion reduction. The top tension magnitude of the moorings and riser significantly increased. The diminishing fluctuation highlights the firmness and controlled oscillations of the spar platform relative to its new mean position.
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spelling um.eprints-221012019-08-27T04:20:33Z http://eprints.um.edu.my/22101/ Wind Induced Response of Spar-mooring-riser System Eyada Ibrahim, Abdulrahman Jameel, Mohammed TA Engineering (General). Civil engineering (General) In recent decades, the exploitation of hydrocarbon reservoirs under the seas and oceans has been regarded as a viable alternative. Several types of floating structures are utilized in deep and ultra-deep water oil and gas exploration and production. Spar platforms are the most recent type of platforms to be designed and utilized in deep water environments. This type of platform is an assemblage of a cylindrical hull, moorings and risers that responds to hydrodynamic and aerodynamic loads in a complex manner. Coupled behaviours of spar–mooring–riser system influenced by the wind load in random wave environment have been studied using coupled analysis method. The spar–mooring–riser system has been analysed to predict system responses induced by wind action under a long crested random wave using finite element approach. Wind load induces a significant shift in the spar position away from its original place in the random sea state in addition to a notable heave motion reduction. The top tension magnitude of the moorings and riser significantly increased. The diminishing fluctuation highlights the firmness and controlled oscillations of the spar platform relative to its new mean position. Springer Verlag (Germany) 2018 Article PeerReviewed Eyada Ibrahim, Abdulrahman and Jameel, Mohammed (2018) Wind Induced Response of Spar-mooring-riser System. KSCE Journal of Civil Engineering, 22 (8). pp. 2653-2663. ISSN 1226-7988, DOI https://doi.org/10.1007/s12205-017-1914-x <https://doi.org/10.1007/s12205-017-1914-x>. https://doi.org/10.1007/s12205-017-1914-x doi:10.1007/s12205-017-1914-x
spellingShingle TA Engineering (General). Civil engineering (General)
Eyada Ibrahim, Abdulrahman
Jameel, Mohammed
Wind Induced Response of Spar-mooring-riser System
title Wind Induced Response of Spar-mooring-riser System
title_full Wind Induced Response of Spar-mooring-riser System
title_fullStr Wind Induced Response of Spar-mooring-riser System
title_full_unstemmed Wind Induced Response of Spar-mooring-riser System
title_short Wind Induced Response of Spar-mooring-riser System
title_sort wind induced response of spar mooring riser system
topic TA Engineering (General). Civil engineering (General)
work_keys_str_mv AT eyadaibrahimabdulrahman windinducedresponseofsparmooringrisersystem
AT jameelmohammed windinducedresponseofsparmooringrisersystem