Tension and drag forces of flexible risers undergoing vortex-induced vibration
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DOI: 10.1007/s13344-017-0001-x
Abstract: This paper presents the results of an experimental investigation on the variation in the tension and the distribution of drag force coefficients along flexible risers under vortex-induced vibration (VIV) in a uniform flow for Reynolds… read more here.
Keywords: flexible risers; risers undergoing; vortex induced; viv ... See more keywords
Hybrid composite tensile armour wires in flexible risers: A multi-scale model
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DOI: 10.1016/j.compstruct.2016.11.090
Abstract: Abstract Traditional carbon-steel armour wires pose limitations ( e.g. long spans, weight reduction, corrosion and fatigue) for flexible risers to operate in demanding and deeper water environments. In this context, an alternative to carbon-steel tensile… read more here.
Keywords: flexible risers; hybrid composite; armour wires; model ... See more keywords
Crushing study for interlocked armor layers of unbonded flexible risers with a modified equivalent stiffness method
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DOI: 10.1016/j.ijnaoe.2018.09.006
Abstract: Abstract Interlocked armor layers of unbonded flexible risers may crush when risers are being launched. In order to predict the behavior of interlocked armor layers, they are usually simplified as rings with geometric and contact… read more here.
Keywords: unbonded flexible; method; layers unbonded; armor layers ... See more keywords
An improved time domain coupled model of Cross-Flow and In-Line Vortex-Induced Vibration for flexible risers
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DOI: 10.1016/j.oceaneng.2017.03.018
Abstract: Abstract Vortex-induced vibration (VIV) is a complicated fluid-structure interaction problem. In this paper, an improved time domain coupled model to predict Cross-Flow (CF) and In-Line (IL) VIV of flexible risers is proposed, which can take… read more here.
Keywords: flexible risers; vibration; vortex induced; time ... See more keywords
Added mass variation effect on vortex-induced vibration for flexible risers based on force-decomposition model
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DOI: 10.1080/17445302.2017.1416908
Abstract: ABSTRACT Vortex-induced vibration (VIV) due to periodic vortex shedding around the cylindrical structures is a typical and complicated fluid-structure interaction issue. In this paper, an improved time domain numerical simulation model, which can take the… read more here.
Keywords: flexible risers; vortex; vibration; added mass ... See more keywords