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Keywords: Vortex-induced Vibration
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Proceedings Papers

Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A020, June 21–30, 2021
Paper No: OMAE2021-61830
...Abstract Abstract Vortex-induced vibration (VIV) is one of the most critical issues in deepwater developments due to its resultant fatigue damage to subsea structures such as risers, pipelines and jumpers. Although VIV effects on slender bodies have been comprehensively studied over decades...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A024, June 21–30, 2021
Paper No: OMAE2021-62931
...Abstract Abstract This paper presents the experimental investigation of vortex-induced vibrations (VIV) of a flexibly mounted circular cylinder in combined current and wave flows. The same experimental setup has previously been used in our previous study (OMAE2020-18161) on VIV in regular waves...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A003, June 21–30, 2021
Paper No: OMAE2021-63454
.... Vortex-induced vibration is studied to observe the The combination of increased interest in sustainable en- ground boundary layer in uence on the structural response, vor- tex structure, hydrodynamic forces, and gained power. The re- ergy and the viability of hydro-power has led to a surge in this sults...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A034a, August 3–7, 2020
Paper No: OMAE2020-18607
...Abstract Abstract Vortex-induced vibrations (VIV) of two elastically mounted circular cylinders with different diameters in tandem arrangement are investigated in a two-dimensional (2D) numerical simulation. The fluid domain is simulated by solving 2D Reynold-Averaged Navier-Stokes equations...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A022, August 3–7, 2020
Paper No: OMAE2020-18085
...THICK STRIP MODEL FOR VORTEX-INDUCED VIBRATION OF TWO FLEXIBLE CYLINDERS IN TANDEM ARRANGEMENTS Di Deng Computational Marine Hydrodynamics Lab (CMHL), State Key Laboratory of Ocean Engineering, School of Naval Architecture, Ocean and Civil Engineering, Shanghai Jiao Tong University, Shanghai 200240...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A023, August 3–7, 2020
Paper No: OMAE2020-18161
...LABORATORY EXPERIMENT OF TWO-DEGREE-OF-FREEDOM VORTEX-INDUCED VIBRATIONS OF CIRCULAR CYLINDER IN REGULAR WAVES Pierre-Adrien Opinel, Narakorn Srinil Marine, Offshore & Subsea Technology Group, School of Engineering, Newcastle University, Newcastle Upon Tyne, UK ABSTRACT This paper presents new...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A027, August 3–7, 2020
Paper No: OMAE2020-18402
...EXPERIMENTAL INVESTIGATION ON VORTEX-INDUCED VIBRATION OF DUAL PIPES WITH UNEQUAL DIAMETERS IN TANDEM 1 Corresponding Author: Shixiao Fu, shixiao.fu@sjtu.edu.cn ABSTRACT With the massive use of buddle risers and pipelines in deep- water oil production industries, the demand to focus on the research...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A013, August 3–7, 2020
Paper No: OMAE2020-18364
... flexible riser vortex-induced vibration model test amplitude analysis frequency analysis Abstract Abstract In order to understand the relation between top-motion and VIV of flexible risers, this paper presents an experimental investigation on concomitant vortex-induced vibration...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A006, August 3–7, 2020
Paper No: OMAE2020-18894
... magnet and a coil attached to the cylinder pivoted at its top by a thin flexible steel plate. This energy harvesting system is considered as one-degree-of-freedom vortex-induced vibration (VIV). The oscillation amplitude of the cylinder tip was recorded with a high-speed camera and 2-D PIV measurements...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A028, June 9–14, 2019
Paper No: OMAE2019-96431
... Cylinders, Drag Coefficient, Drag Coefficient Reduction Factor, Subcritical Flow, Vortex-Induced Vibration NOMENCLATURE BSI British Standards Institution CD Mean drag coefficient CD Mean drag coefficient for a 2-D cylinder of infinite length (unaffected by aspect ratio) Cp Local circumferential pressure...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A024, June 9–14, 2019
Paper No: OMAE2019-95109
... Vortex-Induced-Vibration (VIV), though not adequately identified and accounted for in its magnification of drag and wake. Keywords: Aspect Ratio, Circular Cylinders, Drag Coefficient, Subcritical Flow, Hydrodynamics, Surface-Piercing Cylinder, Tow Tank, Vortex-Induced Vibration NOMENCLATURE AMC...
Proceedings Papers

Proc. ASME. OMAE2013, Volume 7: CFD and VIV, V007T08A021, June 9–14, 2013
Paper No: OMAE2013-10348
..., is further proposed and analyzed. Keywords:, Vortex-induced Vibration, Oscillatory Flow, KC number Flexible Cylinder, Intermittent INTRODUCTION As natural gas and oil production extend to deep-water and even ultra-deep-water areas, the VIV of flexible risers under such severe marine environments shows new...
Proceedings Papers

Proc. ASME. OMAE2011, Volume 7: CFD and VIV; Offshore Geotechnics, 51-59, June 19–24, 2011
Paper No: OMAE2011-49046
...) sensors. The VIV characters of flexible risers with different buoyancy configurations were studied and compared with each other in detail. Vortex-induced Vibration Staggered Buoyancy Helical Strakes 1 Copyright © 2011 by ASME EXPERIMENTAL INVESTIGATION ON VORTEX-INDUCED VIBRATION OF RISERS...
Proceedings Papers

Proc. ASME. OMAE2011, Volume 7: CFD and VIV; Offshore Geotechnics, 207-213, June 19–24, 2011
Paper No: OMAE2011-49295
... 01 11 2011 A time-domain approach for predicting dynamic characteristics and vortex-induced vibration (VIV) response of deepwater risers is proposed by coupling finite element simulation and a hydrodynamic model. Numerical results indicate that axially varying structural parameters can...
Proceedings Papers

Proc. ASME. OMAE2011, Volume 7: CFD and VIV; Offshore Geotechnics, 215-221, June 19–24, 2011
Paper No: OMAE2011-49296
...-uniformly along the riser length. A coupling model, for multi-mode VIV (vortex-induced vibration) of slender riser experiencing non-uniform flow, by means of finite element simulation combined with the hydrodynamic model taking account of the interaction between fluid and structure in time-domain...
Proceedings Papers

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 5, Parts A and B, 967-975, June 6–11, 2010
Paper No: OMAE2010-20963
... that the vortex-induced vibration of the flexible marine risers with large aspect ratio reveals some new phenomena, for example, the vortex-induced wave, multi-mode competition, wide band random vibration, which have brought new challenges to the study of vortex-induced vibration of long flexible risers...
Proceedings Papers

Proc. ASME. OMAE2007, Volume 3: Pipeline and Riser Technology; CFD and VIV, 675-683, June 10–15, 2007
Paper No: OMAE2007-29092
... to vortex-induced vibrations (VIV), are compared with previous experiments on a vertical cylinder. VIV is investigated by conducting experiments in two ways: first, the cylinder is maintained vertical on the elastic base, with a uniform current normal to its axis, and the response curve is obtained...
Proceedings Papers

Proc. ASME. OMAE2002, 21st International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, 527-538, June 23–28, 2002
Paper No: OMAE2002-28292
... A dimensionless parameter, Su, is proposed which enables a clear presentation of vortex-induced vibration response data in sheared and uniform flows. The ability of the parameter to account for the effects of damping, flow velocity and power-in length is demonstrated with response data from an unusual set...
Proceedings Papers

Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, Parts A and B, 303-308, June 20–25, 2004
Paper No: OMAE2004-51132
... 05 01 2009 This paper treats Vortex-Induced Vibration (VIV) of a cylinder in uniform flow. The cylinder is aluminum, rigid, circular, and 0.490 m in length, 0.025 m in diameter, and its weight is counterbalanced by buoyancy. The cylinder is horizontally mounted in a two-dimensional...
Proceedings Papers

Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 273-277, June 12–17, 2005
Paper No: OMAE2005-67121
... in tandem are shown. The oscillations are due to vortex-induced vibrations (VIV). Models are mounted on an elastic base fitted with flexor blades and instrumented with strain gages. The base is fixed on the test section of a water channel facility. The flexor blades possess a low damping characteristic [ζ...