Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter

Wave energy has great prospect among many forms of marine renewable energy for its high density and storage. This paper proposes an underwater direct drive wave energy converter (UDDWEC), which is composed of a submerged point absorbing buoy and a linear-rotating axial flux permanent magnetic genera...

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Autores principales: Yang Li, Lei Huang, Peiwen Tan, Minshuo Chen, Junquan Chen
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Lenguaje:EN
Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:e0eb29f996a94d2197054a6c5405302b2021-11-25T18:04:03ZResonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter10.3390/jmse91111922077-1312https://doaj.org/article/e0eb29f996a94d2197054a6c5405302b2021-10-01T00:00:00Zhttps://www.mdpi.com/2077-1312/9/11/1192https://doaj.org/toc/2077-1312Wave energy has great prospect among many forms of marine renewable energy for its high density and storage. This paper proposes an underwater direct drive wave energy converter (UDDWEC), which is composed of a submerged point absorbing buoy and a linear-rotating axial flux permanent magnetic generator (LR-AFPMG). In addition, a maximum energy capture control strategy, resonance control, is derived for UDDWEC, based on small amplitude oscillation and hydrodynamic analysis. The proposed control strategy assumes the availability of sea condition such as wave height and period. This control strategy has three main characteristics. Firstly, this control strategy is derived based on hydrodynamic analysis of the submerged point absorber. Added mass, radiation damping and other hydrodynamic parameters are obtained to participate in UDDWEC dynamic model. Secondly, a LR-AFPMG is applied as power take-off device to realize energy conversion, which can improve the power density. Thirdly, small amplitude oscillation can be changed into long stroke rotary motion through the LR-AFPMG. The reliability and effectiveness of the proposed control strategy are assessed at various operation conditions for a heaving system and the validity for the UDDWEC is verified.Yang LiLei HuangPeiwen TanMinshuo ChenJunquan ChenMDPI AGarticledirect drive wave energy converterhydrodynamic analysislinear-rotatingresonance controlunderwaterNaval architecture. Shipbuilding. Marine engineeringVM1-989OceanographyGC1-1581ENJournal of Marine Science and Engineering, Vol 9, Iss 1192, p 1192 (2021)
institution DOAJ
collection DOAJ
language EN
topic direct drive wave energy converter
hydrodynamic analysis
linear-rotating
resonance control
underwater
Naval architecture. Shipbuilding. Marine engineering
VM1-989
Oceanography
GC1-1581
spellingShingle direct drive wave energy converter
hydrodynamic analysis
linear-rotating
resonance control
underwater
Naval architecture. Shipbuilding. Marine engineering
VM1-989
Oceanography
GC1-1581
Yang Li
Lei Huang
Peiwen Tan
Minshuo Chen
Junquan Chen
Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter
description Wave energy has great prospect among many forms of marine renewable energy for its high density and storage. This paper proposes an underwater direct drive wave energy converter (UDDWEC), which is composed of a submerged point absorbing buoy and a linear-rotating axial flux permanent magnetic generator (LR-AFPMG). In addition, a maximum energy capture control strategy, resonance control, is derived for UDDWEC, based on small amplitude oscillation and hydrodynamic analysis. The proposed control strategy assumes the availability of sea condition such as wave height and period. This control strategy has three main characteristics. Firstly, this control strategy is derived based on hydrodynamic analysis of the submerged point absorber. Added mass, radiation damping and other hydrodynamic parameters are obtained to participate in UDDWEC dynamic model. Secondly, a LR-AFPMG is applied as power take-off device to realize energy conversion, which can improve the power density. Thirdly, small amplitude oscillation can be changed into long stroke rotary motion through the LR-AFPMG. The reliability and effectiveness of the proposed control strategy are assessed at various operation conditions for a heaving system and the validity for the UDDWEC is verified.
format article
author Yang Li
Lei Huang
Peiwen Tan
Minshuo Chen
Junquan Chen
author_facet Yang Li
Lei Huang
Peiwen Tan
Minshuo Chen
Junquan Chen
author_sort Yang Li
title Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter
title_short Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter
title_full Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter
title_fullStr Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter
title_full_unstemmed Resonance Control Based on Hydrodynamic Analysis for Underwater Direct Drive Wave Energy Converter
title_sort resonance control based on hydrodynamic analysis for underwater direct drive wave energy converter
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/e0eb29f996a94d2197054a6c5405302b
work_keys_str_mv AT yangli resonancecontrolbasedonhydrodynamicanalysisforunderwaterdirectdrivewaveenergyconverter
AT leihuang resonancecontrolbasedonhydrodynamicanalysisforunderwaterdirectdrivewaveenergyconverter
AT peiwentan resonancecontrolbasedonhydrodynamicanalysisforunderwaterdirectdrivewaveenergyconverter
AT minshuochen resonancecontrolbasedonhydrodynamicanalysisforunderwaterdirectdrivewaveenergyconverter
AT junquanchen resonancecontrolbasedonhydrodynamicanalysisforunderwaterdirectdrivewaveenergyconverter
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