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Keywords: discrepancy
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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-24-547
... caused by waves. Consequently, there has been active research in maneuverability in waves analysis using both experimental and numerical techniques. international maritime organization experiment accuracy subsea system azimuth thruster trajectory discrepancy maritime advanced research...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-135
...-submersible platform short-term memory method sijia deng self-attentive long sequence motion forecasting study accuracy discrepancy ABSTRACT The motion response of a floating offshore wind turbine (FOWT) platform is crucial for ensuring the safety of the wind turbine. It is influenced by various...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-319
... wavelength in the transfer function at non-zero speed. Mostafa (2021) revalued that these kinds of discrepancies predicted using the method of Salvesen (1974) are caused by the strip-theory and weak-scatterer ( B << I) assumptions. Here, the strip-theory assumption includes for example the relative motion...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-336
... riser balcony resolution comprehensive study floating production systems fpso application configuration arctic eng cfd oscillation estimation correspond fpso roll free-decay test sponson discrepancy Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-071
... system decay test static equilibrium case sustainability europe government offshore projects planning and execution numerical model position orientation st fowt comparative study physical measurement wave event experiment simulation ransley displacement discrepancy computational domain...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1303
... diameters representative of gentle turns made by icebreaking tankers with conventional propeller configurations to the much tighter turns made by podded icebreaking ships. discrepancy simulation non-dimensional tactical diameter ice thickness diameter pod angle ship speed freshwater ice final...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3131
... suzuki coefficient peak enhancement factor formulation frequency measured data directional enhancement factor solid line exponent engineering practice expression spectral formulation dispersion mediterranean sea discrepancy barent sea wave steepness spectra spectrum...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3153
... is not consistent with the experimental data but the discrepancy between the mean value is reasonable.Similar phenomenon is also given in other literatures. INTRODUCTION Ship maneuverability is the ability of a ship to keep or change its state of motion under the operations of rudder and propeller, which plays...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-592
... is still limited, the most important reason is the low-temperature environment of the Arctic led to many instruments and equipment can not to be deployed and used in the field. dependence discrepancy voltage energy conservation dark output light source integration time operating range...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-377
... upstream oil &amp; gas ransley subsea system surge experimental data frequency numerical model wave-current condition turbine experiment renewable energy ocean energy mooring system amplitude proceedings validation power delivery discrepancy thrust equation Validation of a Coupled CFD...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-145
... as to what is considered low. There are also discrepancies between references regarding the accuracy at certain limits of these references. Table 1. Froude ranges for linear methods. Method Froude Range Thin Ship Theory 0.35-0.6 Slender Ship Theory 0.35-0.6 Slow Speed Theory Fn < 0.3 Neumann-Kelvin Theory Fn...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-564
... the hydrodynamics coefficients obtained from the non linear model and the ones from the linear solver. The discrep- ancies are then studied in details to understand the sources of the non linearities. INTRODUCTION Although, the problem of oscillating cylinder in an infinite medium has been widely studied across...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-651
... to the numerical prediction based on linear potential theory. For discrepancies showed in comparison with lab test measurement, 3D CFD study on fixed FPSO hull in beam sea wave is further conducted to preliminarily examine the 3D effect of bow flare. INTRODUCTION Floating platforms like floating production...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-080
... is relatively small. If the wave length ratio is about 1.545, shown in Fig. 7(b), the transient development at the initial stage lasts relatively longer than the previous case. Small discrepancy can be found in CFD and potential solutions. As the wave length ratio becomes about 1.235, it can be seen...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-031
... parameter island numerical simulation wave evolution discrepancy energy spectrum experiment irregular wave experiment data wave height upstream oil &amp; gas newman formula criterion spectrum wave period experimental simulation wave energy spectrum The Numerical and Experimental...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-590
.... prediction rudder reynolds number surge force different size kvlcc2 scale effect equation sway force static drift computation discrepancy pure sway verification simulation static drift simulation hull computation static drift coefficient upstream oil &amp; gas hydrodynamic force Scale...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-662
... model simulation free vortex wake model thrust tangential force coefficient free wake model wind energy azimuth offshore projects planning and execution bem subsea system discrepancy Unsteady Aerodynamics of Offshore Floating Wind Turbines Using Free Vortex Wake Model Qi Qi, Nigel...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-378
... horizontal velocity (b), and time-averaged turbulent kinetic energy (c) by the sensitivity test 1293 bottom instability. Also, due to the inherent uncertainties in turbulence estimation, a discrepancy in turbulence estimation probably occurred. Fig. 4 shows Umean, Urms, and TKE at the bar trough...
Proceedings Papers

Paper presented at the The Twenty-third International Offshore and Polar Engineering Conference, June 30–July 5, 2013
Paper Number: ISOPE-I-13-496
... harbor gravity wave kwang-ho lee 1 boundary condition short-period gravity wave equation numerical analysis nonlinear analysis variation basin experimental data upstream oil &amp; gas entrance wave resonator numerical model short-period wave wave height discrepancy reservoir...
Proceedings Papers

Paper presented at the The Twenty-third International Offshore and Polar Engineering Conference, June 30–July 5, 2013
Paper Number: ISOPE-I-13-517
... hull form resistance hull form optimization optimization energy conservation application artificial intelligence discrepancy ship optimization problem parent hull form sample point algorithm optimization algorithm mixture experiment experiment optimization space optimized hull form...

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