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Proceedings Papers

Proc. ASME. OMAE2023, Volume 9: Offshore Geotechnics; Petroleum Technology, V009T10A014, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-101605
... of approaches for multiphase simulation. CO2 experiments geomechanics soil mechanics environmental risk assessment Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering OMAE2023 June 11-16, 2023, Melbourne, Australia OMAE2023-101605 MINIATURISED...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A033, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-79804
... of related marine structures and more valuable guidance for future research. semi-submerged cylinder hydrodynamics overtopping force model experiments Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A007, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-79045
... is made with wave flume measurements in which 100 random realizations of an extreme wave (Hs = 16.7m, Tp = 15.9s) with a 10,000-year return period were generated and measured. wave impact CFD extreme wave statistics wave flume experiments Proceedings of the ASME 2022 41st International...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 9: Offshore Geotechnics, V009T10A004, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-78537
... were carried out at different initial void ratios and mean effective stresses. The susceptibility of soil samples to liquefaction was estimated. The results were used to design experiments in a wave flume. Their main purpose was to study the effect of wave height on wave-induced liquefaction...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A033, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-60794
... Abstract Mooring is one of the key components of a floating offshore wind turbine since the mooring rupture may lead to the total loss of one or even several turbines in a farm. Even if a large experience in moorings of floating bodies was gained in the oil & gas industry, the renewable...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A014, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62797
... of the hose. These experiments were performed at different static pressures up to 18 bar(a). The measured values depend on the applied method to determine the speed of sound. For both applied methods, the speed of sound is higher than the classically assumed 450 m/s. The method that is considered best...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 1: Offshore Technology, V001T01A023, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62670
... to truncation of line length will be discussed in the paper. A numerical model of the truncated set-up will be calibrated using model test results. turret moored FPSO truncated moorings experiments hybrid verification Proceedings of the ASME 2021 40th International Conference on Ocean, Offshore...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A028, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18119
... Abstract Water Intake Riser (WIR), conveying cooling water from the sea, is key to liquefaction of natural gas in the Floating Liquefied Natural Gas (FLNG) facility. Due to the wave-induced vessel motion, WIRs may experience resonant vibrations, which influence its fatigue life...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 7B: Ocean Engineering, V07BT06A057, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95065
... on experiments, which makes knowledge about the experimental variability essential. This variability was evaluated using repeat tests during a state-of-the-art seakeeping campaign. A steep wave condition over the longitudinal basin axis (waveA) and a less steep oblique wave condition (waveB) were studied...
Topics: Waves
Proceedings Papers

Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T12A008, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95238
.... In this paper, model experiments of two identical side-by-side barges of 280m (length) × 46m (breadth) × 16.5m (draught) under various wave excitation are described. The experiments considered a range of parameters such as gap width, wave heights, periods and wave directions. The results obtained for each set...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 7A: Ocean Engineering, V07AT06A056, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95337
... model scale tests in facilities such as towing tanks or basins. Keywords: Wave wake; wash; acceleration, depth Froude number; ferry operations; monohull; catamaran, experiments. NOMENCLATURE Frh depth Froude number h water depth (m) Hm height of the maximum wave (m) L length of the vessel / ship model...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 7B: Ocean Engineering, V07BT06A043, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95790
... the least resistance. The test was conducted for one value of model draft which was 0.144 m. Side bank effect were also examined. trim optimization squat and resistance prediction experiments restricted water New Suez Canal KCS model AN EXPERIMENTAL INVESTIGATION OF THE TRIM EFFECT...
Topics: Canals, Water
Proceedings Papers

Proc. ASME. OMAE2012, Volume 4: Offshore Geotechnics; Ronald W. Yeung Honoring Symposium on Offshore and Ship Hydrodynamics, 561-582, July 1–6, 2012
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2012-83561
... understanding about its phenomenology including some comparisons to VIV. As a result, some relevant aspects are pointed out for a more prospective way of research. VIM vortex-induced motion comprehensive survey experiments STATE-OF-ART ON VORTEX-INDUCED MOTION: A COMPREHENSIVE SURVEY AFTER MORE THAN...
Topics: Vortices
Proceedings Papers

Proc. ASME. OMAE2008, Volume 5: Materials Technology; CFD and VIV, 855-861, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57586
... growth was modelled, manufactured and tested. Both hard and soft marine growth of various heights and coverages were tested. The present paper discusses some results obtained in this test campaign. 24 07 2009 Vortex-induced vibrations helical strakes marine growth experiments...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 5: Materials Technology; CFD and VIV, 863-870, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57587
... marine growth experiments Proceedings of the ASME 27th International Conference on Offshore Mechanics and Arctic Engineering OMAE2008 June 15-20, 2008, Estoril, Portugal KEYWORDS: Vortex-induced vibrations, helical strakes, marine growth, experiments INTRODUCTION Observations of marine riser response...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 6: Nick Newman Symposium on Marine Hydrodynamics; Yoshida and Maeda Special Symposium on Ocean Space Utilization; Special Symposium on Offshore Renewable Energy, 659-668, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57437
... vertical circular cylinder hydrodynamic pressure diffraction experiments nal etr lum . Le ent boundary-element model WAMIT. Body motions are also given for the floating model. The numerical modelling enables model WAMIT are compared with the measurements from a a comparison to be made between...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 4: Ocean Engineering; Offshore Renewable Energy, 545-554, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57747
.... The numerical solutions are then validated with laboratory experiments performed in the NRC-IOT Ocean Engineering Basin with a segmented wave-maker operating in piston mode. The numerical models are forced by a point measurement of the free surface elevation at a wave probe close to the wave-maker...
Proceedings Papers

Proc. ASME. OMAE2007, Volume 3: Pipeline and Riser Technology; CFD and VIV, 675-683, June 10–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2007-29092
... Experiments Inclined Circular Cylinder Vortex-Induced Vibration Vortex Shedding This paper presents experimental results of vortex-induced oscillations of an inclined circular cylinder mounted on an elastic base. Models are mounted on an air-bearing elastic base, instrumented...
Proceedings Papers

Proc. ASME. OMAE2007, Volume 1: Offshore Technology; Special Symposium on Ocean Measurements and Their Influence on Design, 479-488, June 10–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2007-29401
... predictions and experiments for cantilever pipes pumping up water. Reported small-scale experiments did not show any instability, while theory predicts instability beyond a critical fluid velocity. To investigate whether the previous experimental setups did not allow to observe the instability or the pipe...
Proceedings Papers

Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, Parts A and B, 423-431, June 20–25, 2004
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2004-51204
... 05 01 2009 Flow viscous damping and energy dissipation around the keels in a wellbay are experimentally and numerically investigated. Experiments have been carried out using a U-shape tube. Damping coefficients are evaluated from water elevation measurements. Computations are also...