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Keywords: drag force
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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-23-327
... the stability of pipe in engineering practice. The aim of this study is to understand the importance of ballast for the stability of pipe system. FLOW-3D software was applied to simulate the effect of submarine pipes with ballasts under wave motion generated drag force, lift force and inertial force...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-253
... of the HUG, is proposed to reduce the drag force generated by the wing in AUV mode. And the effect of wing position lifting on the motion performance in UG mode is studied by computational fluid dynamics (CFD) methodology and motion simulation. The results show that the wing lifting reduces the lift force...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-295
... non-tabular iceberg drag force resistance force underwater part Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-81...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-256
... performance of an underwater glider is studied by computational fluid dynamics (CFD) methodology. The results show that the wing deformation will reduce the lift force, drag force and pitch moment of the underwater glider. The larger the Young's modulus of the wing, the smaller the influence of the wing...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-336
... experiment artificial mattress drag force coefficient upstream oil & gas boundary layer subsea system bed surface experimental data concrete block engineering shear stress hydrodynamic drag prism empirical formula measurement method wave flume force-measuring zone rough...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-373
... cylinder drag force artificial intelligence reservoir characterization beam length displacement dynamic response non-dimensional beam length amplitude flexible filament trajectory elastic beam production control vortex interaction deformation different length mechanics lift force vortice...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-010
... liquid particle simulation transportation characteristic particle particle cluster characteristic particle number density solid particle formula horizontal pipeline solid particle cluster upstream oil & gas pipeline time step drag force velocity distribution interaction Proceedings...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-068
... solid ratio measurement point simulation result different solid ratio numerical simulation engineering screen method cfd method drag force Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-127
... empirical formula morphology contact point distribution drag force Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-81-4...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-2109
... formulation material coordinate node 2 hydrodynamic drag force drag force configuration schematic diagram Proceedings of the Thirty-first (2021) International Ocean and Polar Engineering Conference www.isope.org Rhodes, Greece, June 20 25, 2021 Copyright © 2021 by the International Society...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1156
... system deformation subsea system osaka university prototype model drag force current speed carriage total drag force experimental investigation tether Experimental Investigation into Structural Deformation of Large Flexible Semi-Submersible Structure Hidetaka Senga1, Takahito Iida1, Akira...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1252
... crack problems. cem simulation result ice-structure interaction cohesive element element method upstream oil & gas resistance ice resistance collision hydraulic fracturing gürtner drag force ice model simulation needleman numerical model interaction buoyancy level ice...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1323
.... The results of the CFD calculations are compared with the results that can be obtained on the basis of the recommended drag force coefficients by the SNAME which are developed largely based on wind tunnel measurements. It was found that the scale effects are present for the drag force acting on truss legs due...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-2124
... on the thermal stratification background, turbulence is implemented with a Shear Stress Transport (SST) based Delayed Detached Eddy Simulation (DDES) approach. Two kind of simulations are performed in both non-stratified and stratified conditions. Drag force, wakes as well as coherent vortex structures...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3231
... ABSTRACT Submerged floating tunnels (SFTs) are considered as one of the relevant concepts to replace ferry connection in the Norwegian Public Road Administration's plan to upgrade the E39 coastal highway. Current load including lift and drag force is one the most important factors challenging...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1173
... conditions have been studied by FAST. Nevertheless, some simplifications were made in previous study, i.e., the rectangular pontoons were modeled by equivalent circular cylinders with the same drag coefficients in transverse directions, the drag force on the nets was ignored. These simplifications might lead...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-004
... ABSTRACT The form drag on sea ice ridge plays an important role in ice-ocean momentum exchange and determines the drift of sea ice. This paper presents a study on the water drag force on ridge keels of sea ice through both physical and numerical simulations. Tests comprising of six slope...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-736
... are calculated by using ANSYS-AQWA software, first- and second-order wave forces are included in the calculations, Morison equation is used to compute the drag force on line elements representing the net, drag coefficients are determined at every time step in the simulation considering the relative normal...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-326
... archipelago formula trajectory drag coefficient diameter dynamometer horizontal plane circulation experiment angular velocity oscillation dependence drag force russia projection characteristic Icebergs Towing Experiments in the Barents and Kara seas in 2016-2017 Konstantin A. Kornishin1...

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