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Keywords: irregular wave
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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-23-140
... ABSTRACT A CFD solver KRISOFoam is developed for the simulation of waves and floating body motions using the OpenFOAM package with the waves2Foam library. KRISOFoam is tested for regular and irregular wave simulation. And the motions of K-SEMI (KRISO semi-submersible) in waves are simulated...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-136
.... geologist sustainability plate tectonics tlp japan government social responsibility wind turbine mast sub-sea system excitation tlp-based irregular wave spectrum dynamic analysis simulation result seismic excitation asia government wind energy environmental condition earthquake extreme...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-172
... upstream oil & gas wave height calculation simulation marine transportation resistance oblique wave sea condition asia government irregular wave oblique irregular wave nonlinearity artificial intelligence wave steepness wave period ship wave spectrum coefficient probability...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-326
... operating conditions. For this reason, this study aims to investigate the wave-induced motions and loads on a catamaran in both regular and irregular waves using the experimental method. A model test provides the six degrees of freedom (6-DoF) motions measured by the qualisys system, wave-induced loads...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-316
... as a example floating body and the CPU time & the accuracy of the three methods were compared by calculating bending & torsion stresses of the container hull in regular & irregular waves in time domain. asia government accuracy elastic mode radiation force calculation torsion stress...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-407
... on a frame under regular waves, irregular waves and combined current and wave conditions are studied. The influences of the relative width, relative wave height, combined current velocity and irregular waves on the transmission and reflection coefficients are analyzed. The results show that (1) the wave...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-370
... or irregular waves. This is attributed to the external wave-radiation damping and the possible cancellation effects between surge/sway and roll/pitch motions. The influence of the mooring system on the responses of the coupled system is also discussed. INTRODUCTION The internal liquid sloshing has...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-223
... sustainability sustainable development motion response optimization effect social responsibility wind energy case 7 irregular wave wind turbine subsea system water depth mean value amplitude case 8 china mooring system platform clump weight matrix time history curve...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-224
... of wave direction angle and tension leg pretension were studied. mooring system wave height openfoam motion response platform numerical simulation subsea system semi-submersible platform regular wave experiment irregular wave upstream oil & gas simulation equation grid free...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-288
... improvement method, namely THINC/SW algorithm, it can effectively simulate wave propagation, climbing, rolling, breaking and other violent free surface motion. In this paper, the Cartesian grid algorithm is used to simulate irregular waves. By changing the mesh size, time step, number of linear wave...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-277
... for moving points while considering a finite-depth dispersion of water waves. The numerical form of the response function is obtained using the inverse discrete Fourier transform. A towing tank experiment is carried out at various train speeds, and predictions of irregular waves are compared...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-273
... in practical experiments in the field of computational fluid dynamics. In a real marine environment, it is relatively difficult to simulate irregular waves. Many researchers prefer to write their desired irregular waves in open-source numerical simulation software, but writing them by themselves requires...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-508
... demonstrates that the numerical results have a reasonable validation with the linear-based methods and emphasizes the non-linearity in the prediction of the added resistance with the varying wave height in the irregular waves. INTRODUCTION There is a growing demand for a highly accurate evaluation...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-557
... reservoir simulation maneuvering shaft speed consideration irregular wave propeller curve light propeller curve ship ship maneuvering frequency rudder coefficient propulsion power ocean engineering numerical simulation ABSTRACT A mathematical model was proposed...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-036
... and offloading stability model test wind turbine structure floating production storage & offloading wind energy irregular wave wave period engineering wind load Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-053
... the hydrodynamic behavior of the WEC under irregular waves in time-domain. The Nonlinear Autoregressive artificial neural network(NAR-ANN) and NARx network are used to verify the method proposed in this paper. The simulation results show that the mean square error value, root mean square error value and R 2 value...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-077
... with the target direction in all directions. The maximum error is 0.9° for unidirectional irregular waves and 2.3° for multidirectional irregular waves. INTRODUCTION Waves are essential element in ocean engineering design and construction (Tucker, 2001; Holthuijsen, 2007). With the development of electronic...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-095
... ABSTRACT In this study, a numerical model is adopted to investigate the wave-seabed interactions around offshore wind turbine four–pile jacket foundation. Unlike the previous study, irregular wave loading will be considered. The present model is adopted from PORO–FSSI–FOAM solver, which...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-331
... platform pressure distribution different wave height bottom plate wave height fourier transform result rigid platform irregular wave three-dimensional experimental investigation gap height middle point platform height time history pressure sensor different platform height...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-349
..., it is crucial to observe the effect of the irregular wave on the ship's motion. The purpose of this study is to investigate the ship motion in the irregular waves by performing the model test. The model test of the Russian trawler was performed in the square wave tank at Changwon National University in various...

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