Impact of calibrated soil-monopile-interaction model on resonance frequencies

Research output: Chapter in Book/Report/Conference proceedingConference paper

7 Citations (Scopus)

Abstract

Offshore wind turbines (OWTs) are sensitive, dynamic structures that require accurate estimation of the natural frequency of the support structure. This requires an integrated analysis of the wind turbine structure, including a realistic representation of the foundation response. This paper studies how the natural frequency analysis is influenced by the soil-monopile interaction model following the PISA guidance. A case study of an instrumented OWT at a Belgian offshore wind farm is presented. Comparing results between the calculated and monitored natural frequencies clearly demonstrates that a realistic representation of the foundation stiffness is crucial for accurate calculation of the OWT dynamics. The integrated analysis of the OWT based on the calibrated foundation model yields very accurate results.
Original languageEnglish
Title of host publicationJournal of Physics: Conference Series
Subtitle of host publicationThe Science of Making Torque from Wind (TORQUE 2020) 28 September – 2 October 2020, The Netherlands (online)
PublisherIOP Publishing
Chapter3
Pages1-10
Number of pages10
Volume2265
Edition3
DOIs
Publication statusPublished - 2 Jun 2022
EventTORQUE 2022: The Science of Making Torque from Wind (TORQUE 2022) - TU Delft, Delft, Netherlands
Duration: 1 Jun 20223 Jun 2022

Publication series

NameJournal of Physics: Conference Series
PublisherIOP Publishing Ltd.
Number3
Volume2265
ISSN (Print)1742-6588
ISSN (Electronic)1742-6596

Conference

ConferenceTORQUE 2022
Country/TerritoryNetherlands
CityDelft
Period1/06/223/06/22

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