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Keywords: roll motion
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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-23-536
... of ship roll motion based on time series Guolian He1, Guohua Dong1, Chaobang Yao1 Xiaoshuai Sun2 1. School of Naval Architecture and Ocean Engineering, Huazhong University of Science and Technology, Wuhan, Hubei, China. 2. China Marine Development and Research Center, Beijing, China. *Corresponding author...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-511
... ship oblique wave nonlinear simulation wave direction simulation coarse mesh interaction problem element method velocity vector acceleration potential algorithm free surface equation body surface pressure distribution derivative term roll motion ABSTRACT Harsh sea...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-576
...-foil amplitude engineering roll motion froude number wave amplitude Proceedings of the Thirty-third (2023) International Ocean and Polar Engineering Conference Ottawa, Canada, June 19-23, 2023 Copyright © 2023 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-340
... model, the difference was analyzed by comparing the prediction results among the models. In addition, the characteristics of roll motion according to the magnitude of the initial disturbance and the possibility of parametric rolling were quantitatively assessed using a fully nonlinear model...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-339
... ABSTRACT In this study, a free surface type of Anti-roll Tank (hereinafter ART) is applied to reduce the roll motion of a containership. In order to obtain roll damping characteristics and roll motion responses of the containership with and without ART, a model test was carried out including...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-321
... ABSTRACT Extreme roll motion of a ship under dead ship condition is a significant research object of the Second Generation Intact Stability Criteria developed by the IMO (International Maritime Organization). In this study, an in-house CFD (computational fluid dynamics) solver is applied...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-354
... Maritime Research Institute of Japan, by using peer-to-peer file exchange to retain the advantages of each discretization technique. In this study, the fundamental validity of the code is confirmed by analyzing the sway, heave, and roll motion of a floating body with partially filled tanks...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-371
..., using a Fourier decomposition of the tank motion. reservoir surveillance frequency tank motion sway motion europe government excitation amplitude equation tank production monitoring surface elevation coordinate system roll motion surface height ship-fixed coordinate system polar...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-172
.... upstream oil & gas subsea system model test heave floating production storage & offloading load case cfpso roll motion floating production storage and offloading amplitude frequency pure wave case eigenperiod cylinder load condition eigenfrequency floating production system fpso...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-286
...-amplitude operators of lateral acceleration by different numerical models are compared with model tests results. The results show that the critical damping coefficient has the greatest influence on the calculation accuracy of roll motion and lateral acceleration. The reduction of ship's degree-of-freedom...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-342
... as a mathematical pendulum, thereby organizing a single-degree-of-freedom (SDOF) system. floating production system payload excitation marine transportation fpso operation icebreaker platform design subsea system roll motion floating production storage and offloading floating production storage...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-378
... ABSTRACT Roll damping is an input parameter for the second-generation intact stability criteria and is also a key factor for predicting large roll motions and capsizing in waves, accurately estimating roll damping is still a challenging task with large roll motion. In order to provide...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3206
... Abstract A potential/viscous flow based computational fluid dynamics model is proposed in this paper to decouple the interactive dynamics of ship, wave and liquid sloshing, so as to efficiently evaluate the roll motion response of a ship with liquid compartment in waves. The coupling problem...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3208
... process according to the hydrostatic pressure of the flooding cabin. Santos and Soares (2008) used the shallow water theory to investigate the effects on roll motion of water inside the compartments below the main vehicle deck of a passenger Ro–Ro ship and the shape of the free surface inside the flooded...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3203
... freight & logistics services model 1 experiment artificial intelligence model 2 tank force pressure value design point time series frequency simulation sph computation smoothed particle hydrodynamic roll motion critical wave episode Proceedings of the Thirty-first (2021) International...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3158
... Abstract Getting the best possible accuracy with the lowest possible computational cost is an important factor in the early design stage of ships. Potential flow-based analysis presents such a solution for seakeeping analyses. The accuracy of roll motion in potential flow is however not so...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3236
... crest freak wave equation communication zone tank heave motion ship motion roll motion wave-structure interaction Freak Wave-Induced Ship Motion with Sloshing Tanks Based on a HOS-CFD Coupling Method Yuan Zhuang1, Decheng Wan1*, Zhonghua Li2 1 Computational Marine Hydrodynamics Lab (CMHL...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3168
...Hydrodynamic Coefficients Identification of Nonlinear Ship Roll Motion based on Hilbert Transform Weihao Sun Yingchao Li Yanqing Han Haiying Mao College of Civil Engineering, Ludong University Yantai, Shandong, China ABSTRACT This paper presents a novel two-step hydrodynamic coefficients...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3169
... ABSTRACT To solve the problem of large roll motion of mono-hull ship of 1000-ton class under high sea conditions, three kinds of ship types are designed including Angle, Round Bilge and Mixed hull types. Roll damping of these ship types are calculated by CFD method, meanwhile, model tests...

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