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Keywords: excitation
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Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-490
... ABSTRACT The excitation generated by the operation of equipment inside the ship will be transmitted through three channels: equipment-base-hull, equipment-pipeline-hull, and the air, causing vibration of the ship structure. The vibration of the equipment base and air transmission channel can...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-526
... reinforcement learning unmanned ship experiment simulation experiment equation matrix bgf estimator converge excitation parameter identification unmanned ship trajectory Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering Conference Rhodes, Greece, June 16 21, 2024...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-109
... structure consists of two box-shaped bodies joined by flexible beam elements. Due to the wave excitation, the floaters experience relative pitch rotations and vertical displacements, which dynamically deform the piezoelectric linking element, producing electricity. As an illustrative example, the system...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-249
... excitation sound-vibration correlation suppression engineering efficiency Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering Conference Rhodes, Greece, June 16 21, 2024 Copyright © 2024 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-330
... artificial intelligence tether reliability geologist submarine glider coefficient modeling & simulation experiment accuracy geology hydrofoil buoyancy dynamic modeling worsen torque excitation sensor diagram case2 case3 case4 case5 case6 amplitude Proceedings...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-387
... utilizing non-cryogenic replacement fluids, allowing for a safe and practical operation. A detailed dimensional analysis is performed, involving an innovative model-based approach. Key dimensionless numbers are identified and used to define the fluid conditions and excitation profiles ensuring similarity...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-330
... ABSTRACT The hydrodynamic characteristics of a moonpool under gap resonance conditions were investigated. The gap resonance was excited by the given harmonic vertical oscillations of the moonpool in calm water. The numerical model, namely an in-house Constrained Interpolation Profile (CIP...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-368
... excitation, the transient effect will arouse a larger peak value at the natural frequency, which requires a longer physical dissipation time to eliminate. Under random excitation, it will not only lead to the increase of energy at natural frequency, but also affect the energy distribution at each order...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-373
... upstream oil & gas tank free surface oil-water interface ocean engineering reservoir simulation natural frequency external excitation rectangular tank formula frequency excitation frequency liquid mesh refinement external excitation frequency interface excitation engineering...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-371
... ABSTRACT A linear frequency domain approach using the finite difference method (FDM) was developed to predict sloshing in a partially filled tank or a swimming pool excited by ship motions. The method is validated for harmonic and irregular excitation by comparing results with those obtained...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-040
.... The corresponding equations are solved concurrently within the same computational framework. All physical aspects are addressed, such as wave excitation, hydrodynamic response of the floater and mooring lines assembly. Numerical results suggest good comparison with the experimental data INTRODUCTION Floating...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-468
... ABSTRACT With the increasing importance of ship comfort issues, there are many important practical situations, such as footfalls in cabins, punching machines, etc., in addition to the study of the excitation of structures by steady-state sources, which need to be described by the periodic...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-123
... and the surrounding water, which leads to deformation, vibration, and wave excitation of the system. In order to further understand the hydroelastic behavior of SFTs, several studies have been conducted by various research groups under severe environmental conditions, providing valuable insights and references...
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...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-115
... with the OMA were utilized to investigate the response characteristics and time-variant feature of the monopile OWT. The results indicate that the modal parameters of the OWT have been successfully identified. The false modes caused by the noise or external excitation can be eliminated by the modal assurance...
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-22-365
... tank natural frequency history frequency experiment ocean engineering external excitation upstream oil & gas liquid tank numerical method investigation peak value numerical investigation case 1 bulkhead reservoir simulation excitation case 4 grid cell case 3...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-455
... ABSTRACT The sound transmission and insulation properties of various forms of plates and stiffened plates under plane wave excitation have been widely studied for many years. In engineering practice, the sound excitation is often not plane waves, thus, the sound transmission and sound...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-178
... amplitude isw effect isw excitation riser excitation dynamic response isw velocity density difference scr displacement amplitude interface density difference stress amplitude upstream oil & gas interface depth ratio vessel motion solitary wave lower interface ABSTRACT...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1104
... feedback controller feedback control tension value coordinate system machine learning controller dfc container crane chao chen crane artificial intelligence ship mechanism marine crane rotary mechanism downstream oil & gas shanghai jiao tong university excitation anti-swing...

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