A Numerical Study on Hydrodynamic Energy Conversions of OWC-WEC with the Linear Decomposition Method under Irregular Waves
Abstract
:1. Introduction
2. Numerical Methods
2.1. Linear Decomposition Method
2.2. Boundary Value Problem
(12) | ||
(13) | ||
(14) | ||
(15) |
2.3. Finite Element Method
3. Results and Discussions
3.1. Linear Decomposition Method (LDM) for OWC’s Hydrodynamic Energy Conversion
- : phase difference from pressure drop to airflow in the forced radiation case;
- : phase difference from wave excitation airflow to forced radiation airflow.
3.2. Comparison of Linear Decomposition Method (LDM) and Direct Interaction Method (DIM)
3.3. LDM-based Response Spectrum Method (RSM) for OWC’s Hydrodynamic Energy Conversion under Irregular Waves
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Wave ID | |||
---|---|---|---|
W#1 | 0.75 | 5.0 | 310, 503, 673 |
W#2 | 1.50 | 6.0 | 310, 503, 673 |
W#3 | 2.50 | 7.5 | 310, 503, 673 |
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Kim, J.-S.; Kim, K.-H.; Park, J.; Park, S.; Shin, S.H. A Numerical Study on Hydrodynamic Energy Conversions of OWC-WEC with the Linear Decomposition Method under Irregular Waves. Energies 2021, 14, 1522. https://doi.org/10.3390/en14061522
Kim J-S, Kim K-H, Park J, Park S, Shin SH. A Numerical Study on Hydrodynamic Energy Conversions of OWC-WEC with the Linear Decomposition Method under Irregular Waves. Energies. 2021; 14(6):1522. https://doi.org/10.3390/en14061522
Chicago/Turabian StyleKim, Jeong-Seok, Kyong-Hwan Kim, Jiyong Park, Sewan Park, and Seung Ho Shin. 2021. "A Numerical Study on Hydrodynamic Energy Conversions of OWC-WEC with the Linear Decomposition Method under Irregular Waves" Energies 14, no. 6: 1522. https://doi.org/10.3390/en14061522