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Keywords: spectra
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Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-230
... statistics spectra wire rope2 catenary line 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 1098-6189...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-346
... in such tests, different methods for estimation of the directional wave spectra may be applied. However, different assumptions are imposed in the methods and deviations here from provide uncertainties in the results. The following paper quantifies the influence of nonlinear effects on the accuracy...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-254
... ABSTRACT Directional wave spectra are of importance for many practical applications. Previous studies show that the wave spectral densities at a given point are correlated with the local or remote wind field. This feature can be used to predict the wave spectrum empirically. In this study...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-059
... sustainable development floater sustainability wind energy spectra mooring system frequency natural frequency social responsibility subsea system stiffness response spectra numerical motion spectra wind turbine hydrodynamic character shallow water water depth motion spectra sea...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1111
... floating production system exceedance peak statistics probability modeling & simulation rayleigh distribution peak distribution spectra fpso floating production storage and offloading characteristic peak value motion response jonswap spectrum standard deviation spectrum normal...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3229
... artificial intelligence variability application sulafjorden long-term wave spectra renewable energy hypothetical bridge histogram correlation structure coastal engineering probability structure frequency spectrum bathymetry wave parameter bridge wave condition wave spectra...
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-20-1307
.... subsea system environmental condition global analysis upstream oil & gas calculation mooring system ocean basin artificial intelligence model test water depth pontoon wind field coastal structure drift force spectra interaction verification basin bridge floater wave drift force...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1185
... wind energy windstar tlp system second-order wave force fatigue damage subsea system simulation high-frequency response wave only wave force renewable energy contribution wind turbine twrbsmyt wave load lifetime fatigue damage response spectra wind speed spectra time series...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-481
... in five estuaries along the Jiangsu Coast, China. Using a power function with these sensitive wavebands, glint can be removed from measured reflectance spectra. This study shows how a UAV-based spectrometer system is used to measure water reflectance and retrieve water quality parameters accurately...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-507
... of TF , the availability of TF estimates may be source of multiple benefits, such as validation of design methods and operational procedures based on the coupling between wave forecast models (forecasted spectra in time and space) and ship TF , the so-called ship response forecast. mem ii...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-391
... generator numerical model spectrum separation ocean energy us government heave plate social responsibility period range pitch rao spectra Numerical Modeling Research at the US Navy Wave Energy Test Site, Honolulu, USA Krishnakumar Rajagopalan1, Patrick Cross1, Gerard Nihous2 1Hawaii Natural...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-400
... motion data was used to acquire the corresponding estimated wave spectra. INTRODUCTION Recently, in the industry of ship, the most important topic is an unmanned ship or smart ship. If an unmanned ship becomes reality, it is possible to reduce the operating cost and the incidence of ship accidents...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-227
... typhoon conditions are validated against buoy observations. The comparison revealed that three grid models yield similar results at Significant Wave Height (SWH). A detailed spectra analysis indicates that the shapes of calculated spectra from outside the lagoon agree well with observation in three grid...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-367
... wave attenuation mechanism spectra reflection coefficient coefficient artificial reef wave condition frequency component significant wave height wave height short wave turbulent kinetic energy Wave Attenuation Mechanism of the Artificial Reef in Beidaihe, China Yue Ma, Cuiping Kuang...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-708
... of thermodynamic equilibrium were performed, aiming to compare the trapping energies when fitting to the TDS spectra. TDS experiments revealed a reversible trap site with activation energy of 26.2 kJ.mol −1 . Irreversible trap sites with an activation energy of >100 kJ.mol −1 were observed from both...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-346
... are not yet discussed intensively. wave flume crest random wave bathymetry spectra equation interaction surface elevation frequency band shallow water zijlema wave train water depth evolution wave group mechanism primary wave freak wave A Numerical Study of Freak Waves Generated...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-713
... the importance of complex wave spectra (combining swell and wind sea) in the design of gravel beach recharge schemes. The objective of the study was to develop a data-set and a new parametric model, Shingle-B, to analyse the generic profile response of shingle beaches under bimodal wave conditions in order...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-638
... waves may not be exclusively produced by modulational instability, which requires singular direction. While we are able to perform traditional statistical approaches to derive wave directional spectra, the array of 5 direct surface tracking beams provides an opportunity to construct directional...

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