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Keywords: experimental data
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Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-039
.... The OC5-phase II project (Robertson et al. , 2017) went a step further, comparing a large set of numerical models to the same experimental data. The conclusions confirmed that using dynamic modelling of the mooring lines significantly improve the tension prediction, a focus was made on the tower-base...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-542
... that our method by NN fits well with the experimental data in a certain range of manoeuvring motion and then has as high accuracy as the conventional method. KEY WORDS: ship manoeuvring simulation; Neural Network; polynomial approximation; MMG model; circular motion test data. INTRODUCTION We solve...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-325
... the method based on available experimental data. INTRODUCTION The safety of a ship operating in seas depends on its manoeuvrability. Time-averaged values of higher-order wave forces, which slowly vary with the frequency of the manoeuvre (i.e., the steady wave force and moment), must be predicted...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-318
... the hydrodynamic forces at large drift angles. Computations of forces and moments are executed with the finite volume-based open-source code OpenFOAM on two kinds of ships, a containership, and a tanker. Resistance forces from the DTC hull were similar to experimental data, and all cases met a numerical...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-305
... channel to complete the research of the VIV experiment under the PINN framework. We use the lift oscillator model to model the VIV response and collect the experimental data under different system stiffness. These experimental data differ from CFD data, for their periodicity could be more evident in some...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-360
...., wave profiles and wave run-up) and dynamics (i.e., wave impact pressures and forces), as well as the structural responses (i.e., platform motions and tension forces of mooring cables), are investigated by invoking the experimental data. KEY WORDS: Particle method; Wave slamming; Extreme wave; Floating...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-428
...) studied the residual stress distribution with experimental and numerical method. The predicted results agree well with the experimental data. Chen et al. (2020) employed a sequentially coupled thermo-mechanical finite element modelto assess the residual stress state near the weldment surface in the radial...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-529
... Stokes (RANS) model without considering free surface effects. Model setup and mesh generation are based on guidelines proposed by the Reproducible Offshore CFD-JIP. To validate the numerical model, the current coefficients of KVLCC were compared with the existing experimental data. Using the numerical...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-073
... ABSTRACT Second-order wave effects in floating offshore wind turbines (FOWTs) are consistently under-estimated by mid-fidelity modeling software when compared to experimental data. This research focuses on tuning second-order FOWT hull motions using a parametric study with new features...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-069
... cycles of the three DOF motion responses are summarized in Table 5. The comparison of the present CFD results to experimental data reveals good agreement. The natural periods of heave and pitch motion of experiment are basically consistent with CFD simulation results (Figs. 6(a) and (c while the natural...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-173
... cavities in undrained clay. APPLICATION The theory developed above has been applied to the determination of sand response from the experimental spherical cavity pressure expansion tests reported by Ladanyi and Roy (1987). As for clay the lack of experimental data prevented the application of the theory...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-207
... wave and current loading is not available. All these were based on one-way coupling concept. In this study, a two-way coupling model is employed to investigate the soil response around twin pipelines with different diameters in tandem. The present model will be validated with previous experimental data...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-018
... of the finite element model are compared with the experimental data to provide some theoretical experience for the actual design and manufacture of CFRP in a flexible riser. KEY WORDS: CFRP; Local buckling; composite risers; numerical model; tension armor. INTRODUCTION Since the 21st century, resource...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-121
... offshore pipeline seabed surface jeng experimental data coupling algorithm flow velocity soil displacement engineering upstream oil & gas coupling model interaction interface water surface elevation pore pressure soil response reservoir characterization two-way coupling...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-240
... for alleviating numerical noises. The capability of SPHinXsys in reproducing the physics of solitary propagating through the obstacle is demonstrated by published experimental data. Through the comparison with the numerical results produced by the projection-based Consistent Particle Method (CPM), the accuracy...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-336
..., the results of direct measurement in this experiment are compared with the previous data, and the curve of the fitting formula. Here, hollow marks are experimental data, solid marks are directly measured by predecessors and the semi-solid is marked by previous indirect measurements. Present CY represents...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-354
... particle heinrich submarine rigid landslide experimental data upstream oil & gas mp-dem displacement pressure field appl ocean res reservoir simulation landslide rigid landslide interaction experiment zhang particle-based method experimental result dem particle wan contact...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-417
...-temporal focusing model is used for freak wave generation. The accuracy of the numerical model to reproduce the nearshore evolution process of freak wave is rst veri ed by comparing the previous experimental data. The key factors such as coastal topography, wave parameters and the occurrence position...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-421
... of dispersion coefficient is chosen at the interval [0.13, 0.25]. Two available published experimental data (Ohyama et al, 1995; Rao et al, 2021) of wave evolution over a breakwater are used to validate the model. The slope of the submerged trapezoid breakwater in these experiments is 1:2 (Ohyama et al., 1995...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-551
.... In this paper, we mainly emphasize the modelling of the propeller, by introduction of a multiple reference frame (MRF) approach and an overset mesh method. Importantly, the effects of a free-surface on the interactions are taken into account by the VOF method. By comparison with the experimental data...

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