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Keywords: geometry
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Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-161
... geometry ovality ABSTRACT In this paper a numerical model is proposed for Mechanically Lined pipe (MLP). LASER based scanning techniques were used to capture local straining of the liner and Digital Imaging Correlation (DIC) of the backing steel outer during simulated reeling trials. This included...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-302
... of 2.15, the leading-edge tubercles are represented by sinusoidal leading-edge geometries with an amplitude 0.005 times the local hydrofoil chord length. Three wing geometries with tip to hub ratio of 0.33, 0.6 and 1 were designed and built. Each wing can be attached with straight leading edge and leading...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-306
... theoretical result model iii coefficient slender body geometry submarine free surface spheroid trim angle kozin formula ice cover submergence depth lift force magnitude length-to-diameter ratio 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-22-326
... cone frequency time sery stagnation pressure pressurisation bagnold model air bubble geometry impact pressure compression minnaert pressure peak pressure sensor experiment air pocket van der meer symmetry axis vertex ABSTRACT Wave slamming onto a structure is often...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-058
... ABSTRACT Computational Fluid Dynamics (CFD) tools are now widely used in the aerodynamic analysis of wind turbines. To simulate the turbine different modelling techniques are available with different levels of complexity and accuracy. In CFD simulations with fully resolved rotor geometries...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-067
... sustainability passenger transportation thermal buoyancy engine pcm air transportation sustainable development engine bemt hydrodynamic performance geometry turbine buoyancy engine underwater glider coefficient thermal energy mechanism blade element turbine geometry social...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-267
... target strength. Firstly, several characteristic parameters are chosen to define the geometry of sail and hull under some design constraints, and a series of realistic design schemes for underwater vehicle will be generated during the optimization by changing the value of the parameters. Secondly...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-040
... ABSTRACT Computational Fluid Dynamics (CFD) simulations with fully resolved turbine geometries are increasingly popular for wind turbine aerodynamic analysis. However, the results obtained from the CFD simulations are sensitive to many numerical settings, such as grid spacing, time increment...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-502
... process information structure tree geometry geometric information feature extraction xml file ABSTRACT In order to improve the efficiency of ship production design, A method of automatically extracting the information of hull plate parts from segmented 3D model and generating 2D part drawing...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-520
... freight & logistics services resistance optimization problem evolutionary algorithm marine transportation optimization simulation ship hull form kriging model geometry approximation model shipflow total resistance coefficient reduction optimization process starccm artificial...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-521
... framework from the perspective of geometry design, physics constrains, reasoning for next step direction and the solving of reversed problem in hull form design. To achieve this goal, the design knowledge is represented from three components, namely design region, direction and optimization inference...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-583
... reservoir simulation waterjet propulsion efficiency optimization target approximate model artificial intelligence inlet duct duct efficiency hydrodynamic performance machine learning optwj scheme optimization scheme optduct scheme optimization result geometry duct outlet...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-555
... of a propeller for various advance ratios. Three-dimensional modelling of the propeller geometry is performed via coordinate transformation formulae, where geometrical curves are obtained based on two-dimensional blade profiles and design parameters. For a rigid propeller, the numerical model is validated...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-573
... upstream oil & gas hopper system geometry sediment loading tshd marine transportation miedema hopper camp method loading process loading efficiency result show overflow loss efficiency sedimentation process trailing suction dredger hopper structure geometry process...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1210
..., taking advantage of air energy even more and at the optimal geometry for the adaptation of a wind turbine capacity of 8 MW same time not causing both environmental and social conflicts. The for the Pacific coast of Mexico in the area of the Gulf of Tehuantepec. Gulf of Tehuantepec located...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-2118
... boundary of the test tank influences the assumed stress distribution (since no such boundary typically exists in the field). Both of these issues would affect the interpreted friction coefficient. offshore pipeline normal stress geometry axial pipeline restraint afforded piping simulation berm...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1133
..., compared against an analytical method that utilizes the image singularity system to manipulate the underlying Green's function. Next, extended results are presented focusing on the comparison of the oblate spheroidal WEC with other WEC geometries as well as on the effect of various design parameters (i.e...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-2123
... is applied to compute the accurate CRP performance after making CRP geometry which matches to the converged effective wake. Numerical design and analysis are carried out for a set of CRP utilized for a high-speed underwater vehicle. Validations of results from the current numerical method with those measured...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-521
... For the sake of completeness, three different geometries are con- sidered for the comparison performed in this study, as depicted in Fig.1. The first geometry (G1), shown in Fig.1(a), is a CETO- like device (Fie´vez and Sawyer, 2015), while a device similar to the float of the OPT WEC (Mekhiche and Edwards...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-404
... flexibility with regards to construction and installation procedures and easy removal and decommissioning. north sea geometry mexican coast floating production system wave spectrum platform offshore wind turbine sustainability parametric study extreme condition hydrodynamic analysis...

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