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Keywords: calculation
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Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1255
...). calculation prefecture flow velocity stoc-ml earthstar geographic tsunami-driven drifting victim maxar cne airbus ds aerogrid geoeye calculation area equation engineering earthquake natori tsunami 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-21-1290
... mathematical models for the process under consideration. This absence is caused by uniqueness of each ice feature characteristics, diversity of marine and weather conditions. That is why it is necessary to take into account unsteadiness and high degree of non-linear nature of the dynamic process. Calculation...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3138
... examine the empirical correction components and establish a rational relationship between the empirical formula and hull form parameters. engineering formula polar engineering conference coefficient ship calculation prediction drift force engineering conference reflection coefficient...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3158
... good, due to the large influence from vicsous roll damping, which is missing in these calculations. This paper proposes a hybrid method, as a solution to this problem, where the viscous roll damping from Ikeda's semi-empirical method is injected into an existing 3D unsteady fully nonlinear potential...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3154
... Abstract A multi-domain method incorporated with higher-order boundary element method is proposed to calculate large amplitude ship motions with high accuracy and stability, in which the Rankine panel method and free surface Green's function method are applied in the inner and outer domain...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4189
... Abstract The external loads and ultimate load-carrying capacity are two important aspects to evaluate the safety and reliability of the ship. In this study, fluid-structural interaction calculation and model collapse test are combined together to obtain the ultimate strength of an aluminum...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4184
... calculation machine learning social responsibility hybrid engine-propeller combinator module information seatech engine engine propeller combinator diagram wartsila respective data propeller combinator diagram engine adaf lcca innovation operational condition Proceedings of the Thirty-first...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4131
... Abstract Impacts from anchoring and trawling gears are great threats to the safety of subsea pipelines. Although recommendations have been provided to access the damage risk from external hazards, there has been a lack of methods to calculate the impact frequencies. In this paper, based on AIS...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3221
... comparative value mesh coefficient reservoir simulation circular cylinder cylinder reservoir surveillance frequency calculation williamson 1996 grid shed vortice numerical result lift coefficient reynolds number turbulence model discretization error Proceedings of the Thirty-first (2021...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3198
.... Tsunami simulation becomes a popular method for estimating inundation level and the detailed review for general tsunami calculation is not shown here. model tank experiment water tank midstream oil & gas calculation hydrodynamic force displacement tsunami wave oil storage tank...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3216
... at the wellhead slot of the platform. Because the most section of the riser is submerged in sea water, it is often in a state of vibration induced by waves and currents, which may cause fatigue damage to the structures (API RP 2RD, 1998). Riser dynamics calculation is a basic step to obtain installation...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3182
..., and based on this, the ship was designed reasonably to reduce the impact of bubbles on the hull. In this paper, DTMB5415 is taken as the research object, DES model and Lagrange particle are adopted, DDES is selected for numerical calculation, and the relationship between bubble trajectory, bubble particle...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4115
... for the formation of the graphite spheres. Therefore, dross is commonly accompanied by the degeneration of the graphite morphology in the area of dross. The material affected by dross becomes more brittle. (Best, 2002; Gagné, 2009) calculation particle specimen amplitude probability metals & mining...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3238
... components of the wave spectrum are reflected from the channel. This trend was reflected in numerical and analytical studies, and the calculation results showed good convergence. INTRODUCTION Innovations in marine technology have led to an increase in maritime traffic worldwide, which has led...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1109
... is needed for cargo on deck due to sea environment loads. The inertial force to which heavy-lifts are subjected and caused by ship motion during transportation affects securing effectively. There have been three kinds of common methods for inertial force calculation, which are: 1) A 10-year-recurrent wave...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1135
... are designed according to the principles of economy and safety; and the path points are selected through fast Pareto sorting and congestion distance calculation. Finally; in order to ensure the practicability of the path; the gradient descent method is used to smooth the path. The simulation results show...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1157
... autonomously for a long term. The motion control system for landing of the vehicle was investigated in the previous studies. In these reports, hydrodynamic performance of the vehicle in landing is examined by CFD calculations. The bottom effect which affects the lift and drag of the wings of the glider...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-2115
... Abstract The mobile production and storage platform with subsea mat oil tank is an important platform form for "BEE Mode" of marginal oilfield development. The calculation of temperature drop and maintenance for subsea oil storage tank is very important, especially for the crude oil with high...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-2147
..., installation of boost pumps is the most common scheme in engineering (Song et al., 2017). critical velocity resistance upstream oil & gas calculation particle pipeline hydraulic fracturing formula deviation concentration energy consumption pipe csd operation drc formula coarse sand...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1207
... Abstract A new simplified and practical methodology for the calculation of the equilibrium scour morphology in the clear-water regime is proposed using the bed shear stress amplification as a surrogate for the scour depth. With gradually decreasing scour depth increments, the morphology...

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