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Keywords: thrust
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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-24-581
.... , 2018). rudder ship calculation requirement social responsibility coefficient kp505 propeller resistance sustainability sustainable development thrust maneuverability reservoir simulation engineering propeller efficiency numerical simulation equation open-water efficiency...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-586
... by interpolation of the thrust calculated under a series of different speed and drift angles and steering angles. Compared with the traditional MMG model, the improved MMG model improves the prediction accuracy of turning performance for ASD tugs by more than 10 %. It has been verified that this model can be used...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-594
... a reduction in average thrust. Depending on the relationship between inflow velocity, rotational speed, and the angle of attack of the propeller, an increase in the angle of attack of the blades is noted when the inflow velocity decreases. Specifically, back sheet cavitation is predominantly observed in blade...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-568
.... A validation calculation is performed on the open water performance of the propeller to compare with the EFD data. Considering the sailing conditions, three different drift angles are taken into account. The thrust on the propeller and the forces on the rudder are calculated and studied under different rudder...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-599
... azimuth propulsor based on the performance of the cavitation. INTRODUCTION Duct azimuth propulsor is a special ship propeller. The shaft of azimuth propulsor is vertical shaft, and the propeller can rotate around the axis for 360 °. The azimuth propulsor can get the maximum thrust in any direction...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-507
... when it crosses the water surface. In the latter case, different water levels inside and outside the compartment act as a non-return valve that enhances the flow in the backward direction. The new auxiliary propulsion can produce thrust comparable to the added resistance of a ship in waves. It can...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-088
... thrust grid engineering cable 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 978-1-880653-78-4; ISSN 1098-6189 www.isope.org...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-121
... as the statistical average of the thrust and torque are reported and discussed. The wind turbine performance has been validated against the numerical results from the computational fluid dynamics simulation (Xing, et al. 2024) and experimental data (Bouman, et al. 2023). Here the focus is on the parametric study...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-119
... behaviors and wake characteristics of FOWT. By comparing the results between calm sea and moving sea cases, we find that the wind speed of ABL wind field is increased with presence of moving wave, leading to an increase of 73% in power of FOWT. The thrust of FOWT is also increased, enhancing the blade-tip...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-241
... simulation umbilical equation case 1 operation subsea system moonpool bulkhead umbilical cable operated payload controls and umbilicals thrust dynamic simulation expression cable moonpool moonpool space qingzhi tang matrix hao cheng Proceedings of the Thirty-fourth (2024) International...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-252
.../ manipulator simulation subsystem is based on ROS and Gazebo to solve the ROV dynamics model and kinematics model of the manipulators, which can also realize underwater path tracking, PID control, and thrust distribution. The subsystem supports the operation of ROV and manipulator by the handle, with a human...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-276
... simulation of its hydrodynamic characteristics. The simulation calculates the thrust and torque curves of the ducted propeller, validating the feasibility of numerical simulation. Comparing its performance with regular propeller models reveals that this ducted propeller exhibits superior thrust. Additionally...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-324
.... In the free surface conditions, an upward net lift appears, which remains zero without considering the free surface effect. And the average lift decreases as the fin approach the free surface. In both conditions, the average thrust increases as the amplitude and phase speed grows. But in the cases of low...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-283
... flexural strength values. flexural strength propulsion test propeller ice interaction ice test ice resistance ice condition tow force thickness canada government ice flexural strength equation thrust coefficient test method ice sheet model test Proceedings of the Thirty-third (2023...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-051
... wind direction wt1 wake characteristic power output renewable energy sustainability sustainable development characteristic rotor offshore wind turbine fhawt thrust arrangement investigation velocity distribution baseline case Proceedings of the Thirty-third (2023) International Ocean...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-555
... ABSTRACT The document MEPC.1/Circ.896 has provided a method for calculating the thrust of wind propulsion systems, which does not take into account the changes in main engine power caused by the attitude angle of the ship, nor the changes in propulsion efficiency. An MMG-based method...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-582
... reservoir simulation momentum flux nozzle flow time step reservoir surveillance thrust waterjet thrust uniform nozzle flow assumption upstream oil & gas production control calculation result experiment nozzle section actual nozzle momentum flux experimental verification...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-553
..., and propeller is fixed in the middle of duct with a two-dimensional hydrofoil in cross-section. In general applications in the marine propulsion field, the results show that duct can improve propeller's thrust and torque and other propulsion parameters, and can provide additional thrust under heavy load and low...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1195
... Mooring Line Diameter 0.09 m Fig. 5 Models of floating platform based on OC3-Hywind Spar platform Equivalent Mooring Line Mass Density 77.7066 kg/m Equivalent Mooring Line Mass Weight in 689.094 N/m 438 properties of the FOWT aerodynamics. So the aerodynamic power and thrust are fluctuating significantly...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1156
... marine transportation flow field robot is upstream oil & gas different rotation rate robot artificial intelligence passenger transportation hydrofoil underwater robot move hydrodynamic performance main body rotation rate propeller thrust ducted propeller numerical result...

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