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Keywords: accumulation
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Proceedings Papers
Numerical Simulation of Water-Air-Bubble Mixed Flows Around JBC Ship
Available to Purchase
Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-564
... conditions and analyses the force-time history curves, wake flow variations, and their impact on the ship's flow field due to water-air-bubble mixture flows. Bubble accumulation near the ship induces expulsion effect and increases the velocity gradient in the boundary layer. It reveals that higher air...
Proceedings Papers
Study on the Influence of Dredging Technology Between Pile Groups on the Diffusion of Disturbed Suspended Solids
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-061
... diffusion xz cross-section wharf drilling fluid formulation concentration boundary yz cross-section zhang wang accumulation construction case 1 sediment concentration drilling fluids and materials drilling fluid chemistry diameter interface upstream pipeline numerical simulation...
Proceedings Papers
Experimental Study on Hydrate Deposition and Blockage in Undulating Pipeline
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-069
... production control experiment reservoir surveillance blockage hydrate blockage production logging flow assurance hydrate deposition zhang numerical simulation experimental study journal wang accumulation transportation production monitoring hydrate particle curvature migration...
Proceedings Papers
Long-Term and Cyclic Pull-Out Behaviors of Plate Anchor in Soft Clay
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-166
.... Then a cyclic stress with an amplitude of 120kPa is applied on the sample. Fig. 1 shows the simulated and tested cyclic pore-pressure accumulation curves. It can be seen that the two results show the same trend and generally match each other, the simulated value is little bit lower than the tested. Different...
Proceedings Papers
A Scaling Approach for the Behaviour of Different Sand Materials in Cyclic Direct Simple Shear Tests
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-170
... geology geological subdiscipline accumulation geologist liquefaction resistance reservoir characterization saathoff nliq andersen resistance loading literature reservoir geomechanics liquefaction bead engineering amplitude figure 10 two-way loading glasenapp url cyclic...
Proceedings Papers
Analysis of Ice-Breaking Performance of Polar Ship in Broken Ice Area
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-293
... is smaller. Most of the ice resistance caused by broken ice is also caused by these phenomena. The accumulation of broken ice at the bow of the ship accounts for a large part of the broken ice resistance, and is also a major factor causing the damage and deformation of the ship bow. In the simulation, when...
Proceedings Papers
Numerical Simulation of the Flooding Process of a Compartment with Baffles by MPS Method
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-371
... positions on the inflow dynamics. mathematics of computing equation numerical simulation engineering baffle tank journal compartment particle zhang hydrodynamic wan flooding schematic diagram reservoir simulation displacement method solver accumulation liquid compartment...
Proceedings Papers
Model Testing of a Cyclically Loaded Gravity Foundation on Saturated Non - Cohesive Soil
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Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-196
... as the foundation structure are particularly exposed to cyclic wind and wave loads. Therefore, the design has to focus on the accumulation of deformations due to cyclic loads. The objective of this paper is to present the behavior of a gravity-based foundation under drained cyclic loads. A new small-scale model...
Proceedings Papers
Numerical Analysis of the Accumulation of Dynamic Pore Pressures in a Poro-Elastic Seabed: Partially Dynamic (U-P) Coupling Model
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Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-349
... oscillatory mechanism accumulation numerical analysis engineering residual mechanism shear stress maximum liquefaction depth residual soil response oscillatory pore pressure ABSTRACT The evaluation of the wave-induced residual pore pressure in a porous seabed is vital for the prediction...
Proceedings Papers
Experimental Study on Underwater Sediment Accumulation During Bow Spraying of Trailing Suction Hopper Dredger
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Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-417
... ABSTRACT Based on the Colombo Port City project in Sri Lanka, the effects of water depth, spray angle and sediment volume on underwater sediment accumulation were systematically studied through the indoor bow spray physical model test, and the physical model test results were compared...
Proceedings Papers
Research on the Lubrication Properties of Impurities Accumulation in Marine Water-Lubricated Bearings
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Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-459
... upstream oil & gas enhanced recovery water film impurity accumulation maximum pressure asia government bearing bearing capacity water film formation impurity accumulation size impurity water film thickness minimum water film thickness critical speed china government film...
Proceedings Papers
Numerical Analysis of Dry Bulk Cargo Load in a Cargo Hold Due to Ship Vertical Acceleration
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-489
... bulk cargo bulk carrier reaction force distribution accumulation displacement friction coefficient particle dem-fem coupling analysis average value Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022...
Proceedings Papers
Study of the Interactions Between Ice and Offshore Wind Turbine Using Cohesive Element Method
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-065
... ABSTRACT Ice bending fracturing is a major failure mode for sea ice act on offshore wind turbines (OWTs) with icebreaker. The cohesive element method (CEM) is applied to simulate the bending fracturing and fragmentation accumulation of the level ice in the presented study. The elastoplastic...
Proceedings Papers
Investigations on the Influence of HPMC on the Mechanical Response of Sandy Soil
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-096
... to the accumulation of soil deformations and thus to changes in the stress conditions in the soil - which in turn induces a change in the load-bearing behaviour of the foundation. The loads also lead to an accumulation of excess pore water pressures with a corresponding reduction in strength and load-bearing capacity...
Proceedings Papers
The Establishment of the Hydrate Survey Prediction Model in the Plateau Permafrost Area Based on the Characteristic Analysis Method
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Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1117
... the selected anomalies are very related to the NGH reservoirs. However, when the situation is more complicated, it is difficult to use a simple combination of multiple exploration results to evaluate the NGH reservoirs. The accumulation of the NGH in the plateau permafrost regions is directly controlled...
Proceedings Papers
Comprehensive Analysis of the Audio Magnetotelluric 3D Inversion Results of the Muli Natural Gas Hydrate Region in the Qilian Mountain, China
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Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1118
... ABSTRACT Extensive studies had been conducted aimed at the natural gas hydrate accumulation systems in the Muli frozen soil region in the Qilian Mountain, but the rule of natural gas hydrate accumulation was still unclear. Based on the audio magnetotelluric test data obtained for five...
Proceedings Papers
Determination and Minimization of the Energy Consumption, Required for the Support of Year-Round Navigation of the Ob-Yenisei Region Ports
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Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1222
... ABSTRACT The critical incidents of the brash ice accumulation are considered using the port of Sabetta as an example. The heat volume, required for the keeping the certain thickness of the brash ice layer is determined using a thermodynamic simulation. The simulation results determine the power...
Proceedings Papers
Experimental Study of Wave -Induced Dynamic Response Around Trenched Pipelines in Silty Seabed
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Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-413
... pressure oscillates periodically with the wave loading, and accompanied with the amplitude damping and phase lag (Madsen, 1978; Jeng, 2013), the other one is the residual mechanism, the excess pore pressure accumulates to a certain degree caused by contraction of soil under the cyclic wave loading (Seed...
Proceedings Papers
Experimental Study on the Influence of Clay Content on Wave-Seabed Interaction
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Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-138
... seabed under wave actions with changing of wave heights as well as the concentration of clay in the mixed bed. The pore water pressure and the wave height were measured and analyzed. Results showed that clay content significantly affected the wave pressure on the seabed surface and accumulation of pore...
Proceedings Papers
Risk Assessment and Case Analysis of Sea Ice Dynamic Accumulation in Water Intakes of Nuclear Power Plants
Available to PurchaseNing Xu, Yanlin Wan, Boqiang Zhao, Peng Xu, Yuan Chen, Shuai Yuan, Wenqi Shi, Yuxian Ma, Jianqiao Sun
Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-691
... ABSTRACT Sea ice is the main risk source for cold water acquisition of coastal nuclear power plants at high latitudes. In the waters with better hydrodynamic conditions, crushed ice accumulation is the main cause for blocking cooling water intakes of nuclear power plants. Therefore, the risk...
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