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Keywords: cylinder
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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-23-125
... the motions. Typical draft conditions of a caisson during installation process are considered. The present methodology is verified through the free decay and the VIM of a cylinder simulations in two-dimension. Free decay simulations show that the natural frequency decrease with the increasing draft...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-132
... and around a jacket structure. upstream oil & gas wave energy united states government reservoir surveillance production control cylinder jacket structure regime germany government sub-sea system flow pattern water depth cross section wave direction dependency orientation flow...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-254
... past a circular cylinder. The setup of simulation case of the two methods keeps the same. The near-field and far-field sound pressure level are compared between these two methods. It is shown that peak value frequency of sound pressure level of both methods is around the shedding frequency...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-024
... artificial intelligence penetration testing upstream oil & gas china government water pressure asia government reservoir characterization cone penetration probe hang zhou geologist resistance electronic cabin probe cylinder engineering simulation pressure-resistant performance penetration...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-054
... bending mode and the pitch response, which is captured both experimentally and numerically. sustainability sub-sea system cylinder numerically numerical model sustainable development frequency europe government transfer function social responsibility fluid mechanics wind energy vertical...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-068
... sweden government sub-sea system wave case fowt mooring system ocean energy cable fore cable surge openfoam cylinder mesh coupling heave equilibrium position tension fore cable wind turbine offshore wind turbine aft line pitch angle tension aft cable Proceedings of the Thirty-third...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-385
... simulation dominant frequency cylinder 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 978-1-880653-80-7; ISSN 1098-6189 www.isope.org...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-386
... ABSTRACT The flow-induced vibration (FIV) of a cylinder cluster is often observed in subsea pipelines, marine risers and high-voltage transmission lines et al. In previous studies, the motion of the cylinder clusters was often modeled as the equation of motion of a particle, which has ignored...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-388
... responsibility sustainable development vibration oscillator artificial intelligence cross-section cylinder sustainability china government ocean energy amplitude cross-section vibrator frequency vibration amplitude energy conversion efficiency equation mathematical model vortex-induced vibration...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-389
... ABSTRACT Flow-induced vibration (FIV) is a common problem in offshore and marine structures, which can lead to fatigue and decrease the structure's lifespan. In this study, we investigate the FIV response of a flexible circular cylinder with an attached flexible splitter plate through a series...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-305
... chapter is written in the form of Eq. 1. deep learning machine learning asia government artificial intelligence experiment viv frequency partial differential equation system stiffness experimental data viv response stiffness upstream oil & gas china government cylinder neural...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-312
... ABSTRACT Accurate prediction of hydrodynamic performance under complex sea conditions is of great significance to engineering safety. A numerical study on the interaction among waves, current and a fixed cylinder is presented in this paper, and the simulation is conducted with the naoe-FOAM...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-502
... of insulation materials and examine the thermal performance experimentally to suggest the design of the liquid hydrogen (LH 2 ) storage system. Specifically, a horizontal cylinder was fabricated with the merits of a demountable outer cylinder to easily adapt various types of insulation materials on the inner...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-456
... ABSTRACT An experiment on the interaction of an internal solitary wave (ISW) with a horizontal cylinder was conducted in a gravitationally stratified fluid flume. The particle image velocimeter (PIV) and the force sensor were used to study the flow structure and the forces on the cylinder...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-259
... ABSTRACT Accurate prediction of the structural response of flexible cylinder vortex-induced vibrations (VIVs) relies heavily on the accuracy of the acquired hydrodynamic coefficient database. Due to a large number of variables, the construction of systematic hydrodynamic databases from rigid...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-262
.... Generative Adversarial Networks (GAN) has been used to predict the unsteady laminar flow vortex shedding on the cylinder (Lee et al., 2017), the results show that the prediction and CFD calculation of flow field on the qualitative and quantitative are in good agreement. Convolutional Neural Network (CNN) has...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-283
... ABSTRACT This paper investigates the flow through and around a square array of cylinders. The investigations were performed numerically by RANS simulation with kω-SST turbulent model using OpenFoam. The effects of volume fraction on the drag coefficient have not been studied completely yet...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-293
... of the entire system as a whole and its individual elements. The oscillation parameters depend on the ratios of the inertial, stiffness and hydrodynamic characteristics of the objects in the system, that vary over a wide range. iceberg natural oscillation tension force cylinder formula torsional...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-002
... of the cutting arm is established and the range of motion is analyzed. The relationship between the vertical movement of the cutting head and the extension of the hydraulic cylinder is obtained by numerical calculation. Cement is used to simulate polymetallic sulfide mines, and the test platform is used to carry...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-388
.... Huera-Huarte (2017) tested the VIV of the cylinder with different densities and sizes wire meshes, they concluded that this device can affect the boundary layer and suppress the vortex street, meanwhile, the drag coefficient had no increased in most cases. Ren et al (2019) experimentally investigated...

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