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Keywords: model test
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Proceedings Papers

Proc. ASME. OMAE2023, Volume 5: Ocean Engineering, V005T06A063, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-101872
... Abstract In this paper, the experimental procedure of seakeeping model tests in open waters with two free-running, remotely-controlled submarine hull forms as realized on Eckernförde Bay from October 2021 to April 2022 is presented. The objective of performing such model tests with surfaced...
Proceedings Papers

Proc. ASME. OMAE2023, Volume 5: Ocean Engineering, V005T06A049, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-104632
... Abstract Genetic programming (GP) is used to analyze the sloshing loads in a rectangular tank. The solution of the GP has been validated through a series of model tests of harmonic and horizontal excitations in a range covering all technically possible frequencies. The model tank scale is 1/40...
Proceedings Papers

Proc. ASME. OMAE2023, Volume 8: Ocean Renewable Energy, V008T09A050, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-104742
... are competitive with bottom-fixed wind turbines. Model test of design concepts and verification of numerical software are important aspects of such developments. The present study investigates the existing design concept using both numerical software and experimental tank tests. By examining the potential site...
Proceedings Papers

Proc. ASME. OMAE2023, Volume 5: Ocean Engineering, V005T06A086, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-103312
.... We did not observe any clear lock-in phenomenon, and the roll frequencies were always lower than Strouhal frequencies. vortex induced motions (VIM) tethered buoy cylindrical buoy model test Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 4: Ocean Space Utilization, V004T05A029, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-78745
... trial, Model test, CFD. 1. INTRODUCTION In the 2nd term cross-ministerial strategic innovation promotion program (SIP2) project, "Innovative Technology for Exploration of Deep Sea Resources" in Japan [1,2], as a new challenge, more than 10 AUVs are aimed to control at the same time for inspecting...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 5B: Ocean Engineering; Honoring Symposium for Professor Günther F. Clauss on Hydrodynamics and Ocean Engineering, V05BT06A026, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-78433
... was not large, on average 10%. wave added resistance machine learning ship hydrodynamics model test Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany OMAE2022-78433 APPLICATION OF MACHINE LEARNING...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 5B: Ocean Engineering; Honoring Symposium for Professor Günther F. Clauss on Hydrodynamics and Ocean Engineering, V05BT12A007, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-78413
... of simulation results with historical capsizing model test results of free-running self-propelled ship models in natural seaways. The results show that E4ROLLS is well-suited to assess the ships’ capsizing vulnerability, especially in following seas. Analysis of the historical tests’ video footage shows...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A064, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-81555
... to be addressed in the paper include the engineering interface between WTG and the floating substructure, the floating stability assessment, wind load simulation, the determination of the duration of the numerical simulations and the number of random seeds, and the validation with model test results. As the wind...
Proceedings Papers

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A038, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-78951
... bow’ high-speed ship overlapping grid model test resistance reduction Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany OMAE2022-78951 STUDY ON THE EFFECT OF TWIN BOW SHAPE ON SHIP RESISTANCE...
Topics: Shapes, Ships
Proceedings Papers

Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A006, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-64188
... Abstract Recently a floating vertical-axis wind turbine (VAWT) concept that integrates a VAWT with a steel fishing cage has been developed by leading authors. In order to fathom the kinetic characteristics and performance of this floater under wind and wave joint loads, a series of model tests...
Proceedings Papers

Proc. ASME. OMAE2021, Volume 7: Polar and Arctic Sciences and Technology, V007T07A008, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62254
... and instrumented with several multi-axis load cells in the bow region of the waterline as well as with one large six-component load scale between the bow and the stern. Performing resistance model tests at several loading conditions in model ice sheets of different thickness and at multiple speed values allows...
Topics: Ice, Shapes, Ships
Proceedings Papers

Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A024, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62059
... and LNGC (Liquified Natural Gas Carrier) brings about the formation of a long narrow gap region between the two vessels. The model test was carried out in a wave flume with vessels of different sizes to obtain the resonance response at different locations in the gap region with the effects of gap distances...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A013, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18364
..., which may provide basic reference for the VIV investigation involving the effect of floating bodies. flexible riser vortex-induced vibration model test amplitude analysis frequency analysis EXPERIMENTAL INVESTIGATION OF THE EFFECTS OF THE IN-LINE TOP-MOTION ON THE VORTEX-INDUCED VIBRATION...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 6A: Ocean Engineering, V06AT06A044, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18356
..., the roll motion response in waves is calculated by 3D potential method. Finally, model tests are carried out to verify the numerical methods. The change of transverse layout has a great influence on the roll damping and roll motion of the asymmetric catamaran, while the longitudinal layout has a little...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 6A: Ocean Engineering, V06AT06A051, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18673
... and manoeuvrability effects at an early design stage can reduce model tests costs and will allow to inspect a larger number of hull-appendages scenarios when analysing the final VPP results. virtual captive test computational fluid dynamics velocity prediction programme wind-assisted ship model test...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 7: Polar and Arctic Sciences and Technology, V007T07A008, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18023
... been manufactured and instrumented with several multi-component load cells in the bow region of the waterline as well as with one large six-component load scale between the bow and the stern. Performing resistance model tests at several loading conditions, in model ice sheets of different thickness...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 6B: Ocean Engineering, V06BT06A017, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18694
... Abstract Mooring lines are the most commonly used station-keeping systems for floating platforms, and the pre-tension of the mooring lines has significant effect on the dynamics of floater/mooring system. However, during the model test, which is the most important method for the research...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A044, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-96339
... and fast time domain solver which can run on both high-performance computing (HPC) system and a single laptop. Numerical model of a FPSO system has been validated using the results of model tests. In addition, the results of numerical simulations, in terms of hull motions and mooring line tensions...
Proceedings Papers

Proc. ASME. OMAE2011, Volume 6: Ocean Engineering, 257-268, June 19–24, 2011
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2011-49356
... associated with the appendages. This paper contributes to the understanding of roll damping physics through model test results, CFD simulations and potential flow predictions. The model tests discussed concern two different Floating Production, Storage and Offloading (FPSO) units, designed by SBM as spread...