Wave power extraction by Multi-Salter's duck WECs arrayed on the floating offshore wind turbine platform

H Yazdi, HR Ghafari, H Ghassemi, G He, M Karimirad - Energy, 2023 - Elsevier
Integrating a floating offshore wind turbine (FOWT) and an array of wave energy converters
(WECs) can be suggested as a proper new hybrid concept with the aim of more energy …

Numerical study for nonlinear hydrodynamic coefficients of an asymmetric wave energy converter

HS Ko, SK Poguluri, JH Shin, YH Bae - Renewable Energy, 2023 - Elsevier
In this study, the nonlinear dynamic behavior of an asymmetric Wave Energy Converter
(WEC) was studied on a 1/11-scale model based on a numerical and experimental method …

[HTML][HTML] Design optimization of asymmetric wave energy converter using artificial neural network model

SK Poguluri, D Kim, Y Lee, JH Shin, YH Bae - International Journal of Naval …, 2023 - Elsevier
The present study aims to improve the mean extracted power of a Wave Energy Converter
(WEC) by mapping the parameters of its ballast weight and position, wave frequency …

Enhancing Wave Energy Conversion Efficiency through Supervised Regression Machine Learning Models

SK Poguluri, YH Bae - Journal of Marine Science and Engineering, 2024 - mdpi.com
The incorporation of machine learning (ML) has yielded substantial benefits in detecting
nonlinear patterns across a wide range of applications, including offshore engineering …

Hydrodynamic analysis of a multibody wave energy converter in regular waves

SK Poguluri, D Kim, YH Bae - Processes, 2021 - mdpi.com
A performance assessment of wave power absorption characteristics of isolated and
multiple wave energy converter (WEC) rotors was presented in this study for various wave …

Two-Way Coupling Simulation of Fluid-Multibody Dynamics for Estimating Power Generation Performance of Point Absorber Wave Energy Converters

SM Yun, HS Shin, JC Park - Energies, 2024 - mdpi.com
The objective of the present study is to develop and validate a two-way coupling simulation
method between viscous fluid and multibody dynamics to estimate the power generation …

Multibody Analysis of Wave Energy Converters and a Floating Platform in the Time Domain

D Kim, YH Bae - Journal of Marine Science and Engineering, 2024 - mdpi.com
Generally, new and renewable energy systems generate electricity by installing and
operating multiple modules simultaneously. In the Republic of Korea, recent studies and …

Negative stiffness mechanism on an asymmetric wave energy converter by using a weakly nonlinear potential model

SK Poguluri, D Kim, YH Bae - China Ocean Engineering, 2024 - Springer
Salter's duck, an asymmetrical wave energy converter (WEC) device, showed high efficiency
in extracting energy from 2D regular waves in the past; yet, challenges remain for fluctuating …

Hydrodynamic analysis of a breakwater-integrated heaving-buoy-type wave energy converter with an optimal artificial damping scheme

HJ Jeong, SJ Kim, WC Koo - Applied Sciences, 2022 - mdpi.com
A three-dimensional frequency-domain numerical wave tank (FR-NWT) based on the
Rankine panel method was developed. An optimal artificial damping zone (ADZ) scheme …

A Numerical Investigation of the Hydrodynamic Performance of a Pitch-Type Wave Energy Converter Using Weakly and Fully Nonlinear Models

SK Poguluri, D Kim, YH Bae - Energies, 2024 - mdpi.com
In this study, the performance of a wave energy converter (WEC) rotor under regular and
irregular wave conditions was investigated using 3D nonlinear numerical models. Factors …