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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-24-122
... and difficulty in manufacturing and installation caused by the increase of single capacity of conventional horizontal axis wind turbines, the realization mechanism and key technologies of a new type of 20 MW offshore wind power generation are explored, and a new type of offshore floating wind turbine with large...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-340
.... For a fixed object at different attack angles and Reynolds number Re, the corresponding force F, whose application point is at the origin of the coordinates, and moment M will be applied. The attack angle is defined as the direction of incoming flow with respect to the x-axis. The Reynolds number...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-301
... the origin of the NED coordinate system for the AUV and the BODY coordinate system. Following the symbols, the mathematical model for the torpedo-shaped underwater AUV is developed (Fig. 2). The first is a body-fixed frame (b-frame) attached to the AUV body and aligned with the longitudinal axis. The second...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-258
... artificial intelligence machine learning electrical industrial apparatus simulation auv simulator axis propeller real vehicle ABSTRACT This paper proposes an approach to improve the performance of an autonomous underwater vehicle (AUV) simulator for inspection missions in the offshore...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-253
... lifting attack angle wing position lifting dynamic model glider model 2 motion simulation movable block axis artificial intelligence body frame simulation characteristic inertial frame result show Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-052
... into horizontal axis wind turbine (HAWT) and vertical axis wind turbine (VAWT) according to the different directions of the rotation axis of the wind wheel in space. VAWT was first proposed by (DARRIEUS, 1931) in the 1930s, but was not further developed due to the limitations of technology at that time. In recent...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-166
.... mooring system axis positioning system displacement thruster upstream oil & gas knowledge management simulation time 3600 dp system subsea system point system operation condition average displacement average tension yaw south china sea single point environmental load dynamic...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4165
... transportation velocity component vector stator configuration axis axial velocity component propeller interaction sustainability vector field fin propeller position propulsive efficiency hydrodynamic esd Proceedings of the Thirty-first (2021) International Ocean and Polar Engineering Conference...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4179
... velocity and internal fluid motion can be considered in the calculation. The calculation principles are as follows: mooring system nylon cable cable tension max roll axis subsea system elasticity analysis result mooring arrangement max surge marine transportation polar engineering...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3109
... plotted with both the wavelength and the encounter frequency as axis, about the validation and verification of the ship's motion in waves could respectively. be found in previous work (Gong et al., 2020). (a) 180°, axis: (b) 180°, axis: Fig. 7. Sketch of the trimaran model and the corresponding parameters...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3230
... responses and reduces the cross-sectional loads on the bridge girder. Moreover, the bridge girder weak axis bending moment about the local y-axis is a governing design parameter, which is mainly induced by the static effect due to the difference between the distributed buoyancy of the pontoons...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-088
..., most of these jetting Pigs have only one nozzle along the axis of pipeline, which limits their jetting effect to the condensed liquid at the bottom of the pipeline. The ejection structure, as the critical part of the jetting Pig, plays a decisive role in the removal effect. The structure with a single...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-348
... marine transportation headwind coordinate system downwind motion parameter equation wind speed initial speed motion characteristic axis inboard wind angular speed crosswind great influence drift angle diameter environmental wind Analysis of Impact of Environmental Wind on Motion...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-407
..., in this paper, the CFD method is used to simulate the fluctuating pressure induced by propeller. amplitude peak value mesh monitor point simulation passenger ship domain curve air curtain cfd method axis ship nozzle hull engineering order amplitude vibration reduction cavitation...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-477
... ABSTRACT This paper presents the numerical and experimental study for hydrodynamic behavior and performance of the cylindrical WECs (Wave Energy Converters) with different rotational axes. The efficiency of the circular cylinder with offset axis of rotation performs well compared without...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-399
..., there exists an optimum combination of damping coefficient, wave direction, wave frequency, hinge axis inclination to make the maximum power capture. INTRODUCTION In recent years, wave energy utilization has been a hot topic of ocean energy development. In order to capture wave energy, various types of wave...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-006
... frequency cross section end wall axis xyz tank amplitude liquid motion cylindrical tank inertia rotation liquid movement axis parallel cao rotation axis fluid liquid tank motion liquid fully-filled tank equation A Study on Effect of Liquid Motion in a Fully filled 3D Tank...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-449
... ABSTRACT In marine cycloidal propeller, the thrust is generated by the rotation of a circular disc with blades fitted on the periphery of the disc. Due to the viscous nature of the fluid, a portion of the fluid will rotate along with the disk. As the fluid rotates about the vertical axis, due...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-630
... submerged finite elliptic cylindrical shell vibration stiffener circular cylindrical shell circumferential modal parameter modal frequency submerged elliptic cylindrical shell ring stiffener axis frequency elliptic cylindrical shell equation ellipticity cylindrical shell...
Proceedings Papers

Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-186
... heave velocity efficiency major axis natural period cylinder water column heave velocity renewable energy ellipse axis length ocean energy sustainability water column water column wave energy device sustainable development investigation wamit system efficiency orcaflex social...

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