Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ...
Fixed offshore wind turbines continue to be developed for high latitude areas where not only wind and wave loads need to be considered but also moving sea ice. Current rules and regulations for the design of fixed offshore structures in ice-covered waters do not adequately consider the effects of ic...
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ftdatacite:10.15480/882.4113 2023-07-23T04:18:10+02:00 Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... Braun, Moritz Dörner, Alfons ter Veer, Kane F. Willems, Tom Seidel, Marc Hendrikse, Hayo Høyland, Knut V. Fischer, Claas Ehlers, Sören 2022 https://dx.doi.org/10.15480/882.4113 https://tore.tuhh.de/handle/11420/11531 en eng Multidisciplinary Digital Publishing Institute https://dx.doi.org/10.3390/en15020559 Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 arctic conditions ice-induced vibrations offshore wind turbine support structures stress-time sequence damage model rainflow counting Markov chain method omission level low-temperature fatigue Ingenieurwissenschaften Journal Article article-journal JournalArticle ScholarlyArticle 2022 ftdatacite https://doi.org/10.15480/882.411310.3390/en15020559 2023-07-03T22:13:49Z Fixed offshore wind turbines continue to be developed for high latitude areas where not only wind and wave loads need to be considered but also moving sea ice. Current rules and regulations for the design of fixed offshore structures in ice-covered waters do not adequately consider the effects of ice loading and its stochastic nature on the fatigue life of the structure. Ice crushing on such structures results in ice-induced vibrations, which can be represented by loading the structure using a variable-amplitude loading (VAL) sequence. Typical offshore load spectra are developed for wave and wind loading. Thus, a combined VAL spectrum is developed for wind, wave, and ice action. To this goal, numerical models are used to simulate the dynamic ice-, wind-, and wave-structure interaction. The stress time-history at an exemplarily selected critical point in an offshore wind energy monopile support structure is extracted from the model and translated into a VAL sequence, which can then be used as a loading ... : Fixed offshore wind turbines continue to be developed for high latitude areas where not only wind and wave loads need to be considered but also moving sea ice. Current rules and regulations for the design of fixed offshore structures in ice-covered waters do not adequately consider the effects of ice loading and its stochastic nature on the fatigue life of the structure. Ice crushing on such structures results in ice-induced vibrations, which can be represented by loading the structure using a variable-amplitude loading (VAL) sequence. Typical offshore load spectra are developed for wave and wind loading. Thus, a combined VAL spectrum is developed for wind, wave, and ice action. To this goal, numerical models are used to simulate the dynamic ice-, wind-, and wave-structure interaction. The stress time-history at an exemplarily selected critical point in an offshore wind energy monopile support structure is extracted from the model and translated into a VAL sequence, which can then be used as a loading ... Article in Journal/Newspaper Arctic Sea ice ice covered waters DataCite Metadata Store (German National Library of Science and Technology) Arctic |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
English |
topic |
arctic conditions ice-induced vibrations offshore wind turbine support structures stress-time sequence damage model rainflow counting Markov chain method omission level low-temperature fatigue Ingenieurwissenschaften |
spellingShingle |
arctic conditions ice-induced vibrations offshore wind turbine support structures stress-time sequence damage model rainflow counting Markov chain method omission level low-temperature fatigue Ingenieurwissenschaften Braun, Moritz Dörner, Alfons ter Veer, Kane F. Willems, Tom Seidel, Marc Hendrikse, Hayo Høyland, Knut V. Fischer, Claas Ehlers, Sören Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
topic_facet |
arctic conditions ice-induced vibrations offshore wind turbine support structures stress-time sequence damage model rainflow counting Markov chain method omission level low-temperature fatigue Ingenieurwissenschaften |
description |
Fixed offshore wind turbines continue to be developed for high latitude areas where not only wind and wave loads need to be considered but also moving sea ice. Current rules and regulations for the design of fixed offshore structures in ice-covered waters do not adequately consider the effects of ice loading and its stochastic nature on the fatigue life of the structure. Ice crushing on such structures results in ice-induced vibrations, which can be represented by loading the structure using a variable-amplitude loading (VAL) sequence. Typical offshore load spectra are developed for wave and wind loading. Thus, a combined VAL spectrum is developed for wind, wave, and ice action. To this goal, numerical models are used to simulate the dynamic ice-, wind-, and wave-structure interaction. The stress time-history at an exemplarily selected critical point in an offshore wind energy monopile support structure is extracted from the model and translated into a VAL sequence, which can then be used as a loading ... : Fixed offshore wind turbines continue to be developed for high latitude areas where not only wind and wave loads need to be considered but also moving sea ice. Current rules and regulations for the design of fixed offshore structures in ice-covered waters do not adequately consider the effects of ice loading and its stochastic nature on the fatigue life of the structure. Ice crushing on such structures results in ice-induced vibrations, which can be represented by loading the structure using a variable-amplitude loading (VAL) sequence. Typical offshore load spectra are developed for wave and wind loading. Thus, a combined VAL spectrum is developed for wind, wave, and ice action. To this goal, numerical models are used to simulate the dynamic ice-, wind-, and wave-structure interaction. The stress time-history at an exemplarily selected critical point in an offshore wind energy monopile support structure is extracted from the model and translated into a VAL sequence, which can then be used as a loading ... |
format |
Article in Journal/Newspaper |
author |
Braun, Moritz Dörner, Alfons ter Veer, Kane F. Willems, Tom Seidel, Marc Hendrikse, Hayo Høyland, Knut V. Fischer, Claas Ehlers, Sören |
author_facet |
Braun, Moritz Dörner, Alfons ter Veer, Kane F. Willems, Tom Seidel, Marc Hendrikse, Hayo Høyland, Knut V. Fischer, Claas Ehlers, Sören |
author_sort |
Braun, Moritz |
title |
Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
title_short |
Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
title_full |
Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
title_fullStr |
Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
title_full_unstemmed |
Development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
title_sort |
development of combined load spectra for offshore structures subjected to wind, wave, and ice loading ... |
publisher |
Multidisciplinary Digital Publishing Institute |
publishDate |
2022 |
url |
https://dx.doi.org/10.15480/882.4113 https://tore.tuhh.de/handle/11420/11531 |
geographic |
Arctic |
geographic_facet |
Arctic |
genre |
Arctic Sea ice ice covered waters |
genre_facet |
Arctic Sea ice ice covered waters |
op_relation |
https://dx.doi.org/10.3390/en15020559 |
op_rights |
Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 |
op_doi |
https://doi.org/10.15480/882.411310.3390/en15020559 |
_version_ |
1772180322954248192 |