Validation of a cfd-based numerical wave tank of the wavestar wec

C. Windt, J. V. Ringwood, J. Davidson, E. J. Ransley, M. Jakobsen, M. Kramer

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10 Citationer (Scopus)

Abstract

CFD-based numerical wave tank (CNWT) models, are a useful tool for the analysis of wave energy converters (WECs). During the development of a CNWT, model validation is important, to prove the accuracy of the numerical solution. This paper presents a validation study of a CNWT model for the 1:10 scale Wavestar point-absorber device. The previous studies reported by Ransley et al. (2017) and Windt et al. (2018b) are extended in this paper, by including cases in which the power-take off (PTO) system is engaged. In this study, the PTO is represented as a simple linear damping term in the CNWT WEC model, providing a first approximation to the full PTO dynamics, to be included in the CNWT in future work. The numerical results, for surface elevation and device position, are shown to compare well with the experimental measurements.

OriginalsprogEngelsk
TitelAdvances in Renewable Energies Offshore : Proceedings of the 3rd International Conference on Renewable Energies Offshore (RENEW 2018), October 8-10, 2018, Lisbon, Portugal
RedaktørerC. Guedes Soares
ForlagCRC Press
Publikationsdato2019
Sider439-446
ISBN (Trykt)9781138585355
ISBN (Elektronisk)9780429505324
DOI
StatusUdgivet - 2019
Begivenhed3rd International Conference on Renewable Energies Offshore, RENEW 2018 - Lisbon, Portugal
Varighed: 8 okt. 201810 okt. 2018

Konference

Konference3rd International Conference on Renewable Energies Offshore, RENEW 2018
Land/OmrådePortugal
ByLisbon
Periode08/10/201810/10/2018

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