... aquaculture platform equation model test china government time domain mass point upstream oil & gas sub-sea system hydrodynamic force characteristic asia government engineering calculation aquaculture equipment hydrodynamic characteristic morison equation net cage cable...

... ABSTRACT This paper presents the results from wind drag forces computational fluid dynamics (CFD) calculations performed on several single structures from the topside of a typical self-propelled wind turbine installation jack-up. From the topside structures, wind turbine towers...

... upstream oil & gas wave height calculation simulation marine transportation resistance oblique wave sea condition asia government irregular wave oblique irregular wave nonlinearity artificial intelligence wave steepness wave period ship wave spectrum coefficient probability...

... non-ship-shaped fpso finite element model calculation 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...

... procedure or a separate fabrication step. midstream oil & gas modeling & simulation intecsea model upstream oil & gas offshore pipeline united states government programme europe government collapse pressure pipe joint heat treatment calculation prediction test result...

... ABSTRACT The FEM/SPH coupling method is established to simulate the coupling effect of ship/ice/water and calculate the ice resistance. For a polar tanker sailing in ice area, the ice resistance, icebreaking process, and the rolling and sliding motions of broken ice are simulated. And the ice...

... that the effect of friction and support by the internal cylinder is not considered. In this case, other researchers established finite element analysis methods into the study of bending behavior of spiral structures. Tang (2015) built a finite element model of the tensile armor and calculated the stress...

... solver, and the results obtained by the approximate model and the numerical calculation results were verified. Finally, NSGA-II algorithm is used to find the optimization in the design space with constraints. After obtaining the Pareto front, several optimized ship types that meet the requirements...

... using virtual captive tests and virtual free-running tests based on computational fluid dynamics (CFD) to be performed. Toxopeus (2008) calculated the forces and moments of the DARPA SUBOFF model under straight and oblique conditions using a Reynolds-averaged Navier-Stokes (RANS) solver, and the results...

... ABSTRACT With the continuous development of the Arctic channel, the collision between polar navigation vessels and sea ice is inevitable. The most important aspect of the ship-ice collision problem is the accurate measurement and calculation of ice loads, which will directly affect structural...

... ABSTRACT The commonly used calculation formulas for headloss in inclined pipes are mostly based on gravity hypothesis, which cannot fully reflect the influence of solid particles. This paper studies and establishes a unified formula for headloss calculation in horizontal pipes, vertical pipes...

... conducted. The calculations were performed for the longitudinal motion of the vehicle. Since this system has three control inputs (three wing angles) for two control outputs (pitch and heave), the control input to reach the target is not uniquely determined. For this reason, the authors reduced the number...

... calculation method, design procedure of docking mooring system for large container vessel is presented. Wind drag coefficient from CFD simulation and that referring to OCIMF are compared. Also different mooring patterns and different mooring line combinations are analyzed. The research results provide...

... marine transportation calculation impact force vibration boundary element method equation element model flexible body passenger transportation excitation element method coefficient deformation impact noise ship cabin hammer numerical prediction model virtual modal method iso...

.... In this paper, EEDI of 2 target vessels are calculated with the information on the type and size of those ships, along with the engine types and power. In addition, the results of applying technical measures to satisfy the IMO regulations are also discussed. The obtained results suggested the fuel change from...

... pressure hull thickness ultimate bearing capacity eigenvalue stiffener radial stiffener deformation calculation result pressure tank solid floor longitudinal stiffener calculation tank strength reserve margin pressure tank shell Proceedings of the Thirty-third (2023...

... construction in recent years. During tanker design, bulkhead openings or deck openings are often encountered in the transition area of cargo hold. Such structures are not only typical structural forms, but also they have not the mandatory calculation and analysis range of specifications. Therefore, the design...

... properties, turbulence models, mesh, numerical scheme, etc., occur in CFD calculation, and it is important to control them. Among them, uncertainty about the mesh is the main research point in this paper. Although CFD calculations are made using the same object as the model, the number of mesh...

... the optimal outrigger layout under a specific speed. The slender ship theory is applied to calculate the wave resistance of the trimaran. In order to improve the calculation accuracy, NURBS (Non-Uniform Rational B-Splines) method is introduced to modeling the hull surface. The steepest descent method...

... ship ship marine transportation china government machine learning luxury cruise ship deformation optimization study angular acceleration support displacement calculation bearing displacement neural network algorithm algorithm cruise ship zhu-yun shao ji zeng shanghai maritime university...