Performance characteristics and parameter analysis of a multi-DOF wave energy converter with hybrid power take-off systems

X Bao, F Li, H Sun, G Iglesias, H Shi - Energy Conversion and Management, 2023 - Elsevier
A multi-degree-of-freedom (multi-DOF) wave energy converter (WEC) with hybrid power take-
off (PTO) systems may capture more wave energy than a traditional single-DOF WEC, which …

Assessment of viscous damping of a solid heave disk for motion reduction of a floating circular cylinder

A George, IH Cho - Applied Ocean Research, 2024 - Elsevier
In the present study, we developed an analytical model incorporating viscous damping of a
solid heave disk for the motion reduction of a floating circular cylinder in three degrees of …

Predictive control and modeling of a point absorber wave energy harvesting connected to the grid using a LPMSG-based power converter

A Berkani, MH Ghazwani, K Negadi… - Ocean Systems …, 2024 - koreascience.kr
In this paper, the authors explore the modeling and control of a point absorber wave energy
converter, which is connected to the electric grid via a power converter that is based on a …

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 …

Mechanical property identification and performance evaluation of a power take-off combined with a mechanical motion rectifier and a magnetic bistable device

Z Chen, X Zhang, L Liu, X Tian, X Li - Applied Energy, 2024 - Elsevier
The bistable mechanism has attracted lots of attention due to its potential in improving the
efficiency and broadening the bandwidth of wave energy converters. However, most of …

Design and Research of Slope-Pendulum Wave Energy Conversion Device

Z Wan, Z Li, D Zhang, H Zheng - Journal of Marine Science and …, 2022 - mdpi.com
Wave energy is a kind of clean energy that is rich in reserves and has not been exploited on
a large scale. The slope-pendulum wave energy conversion (S-PWEC) device has been …

Optimization on Hydrodynamic Performance for First Level Energy-Capturing Enhancement of a Floating Wave Energy Converter System with Flapping-Panel-Slope

T Song, Z Li, H Zheng, C Liang, Z Wan - Journal of Marine Science and …, 2023 - mdpi.com
Based on the wave reflection principle, a floating flapping-panel wave energy converter was
developed. The feasibility study and optimization study of the new WEC was carried out by …

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 …

Evaluation of Negative Stiffness Mechanism on a Pitch-Type Wave Energy Converter

S Kumar Poguluri, D Kim, YH Bae - ISOPE International Ocean and …, 2023 - onepetro.org
The current study focuses on the application of the nonlinear negative stiffness mechanism
to a Salter's duck, which is a well-known wave energy conversion (WEC) device known for …

Analyzing the impact of elastomer spiral bearings as seismic isolators in a reinforced concrete structure in Algeria

L Amina, BS Mohammed… - … in Engineering and …, 2024 - ojs.studiespublicacoes.com.br
Over the past few years, Algeria has experienced numerous seismic events, particularly in
the northern region of the country, due to its geographical position between the African and …