The investigation of the dominant-energy-regime map and broadband energy transfer characteristics of waves and flow by applying quasi-zero variable stiffness

H Wu - Ocean Engineering, 2023 - Elsevier
By investigating the pattern of pivoted vertical cylinders interacting with water waves and
flow, this paper obtains the dominant-energy-regime map and realizes broadband energy …

Analysis and experimental testing of a new type of variable stiffness magnetic spring with a linear stroke length

ME Hossain, JZ Bird, V Albarran… - 2021 IEEE Energy …, 2021 - ieeexplore.ieee.org
In this paper a new type of variable stiffness magnetic spring is proposed. The magnetic
spring is composed of radially magnetized outer rotor magnets coupled with axially …

Design and experiment of a direct-drive wave energy converter using a variable stiffness mechanism

TD Dang, TC Do, KK Ahn - Ocean Engineering, 2022 - Elsevier
This paper proposes a new method to achieve the resonant behavior of a point absorber
floating buoy type of Wave Energy Converter using direct drive power take-off system. The …

The performance investigation of flow-induced motion energy-harvesting by applying time-varying stiffness in the dynamic ocean environment

H Wu, Y Wu, S Jia - Ocean Engineering, 2023 - Elsevier
Ocean water exhibits periodic motion both temporally and spatially. However, no time-
varying mechanism has been studied for harvesting energy from dynamic ocean. This paper …

Dynamic performance of a point absorber WEC considering nonlinear hardening spring under irregular waves

Z Chang, Z Hou, Z Zheng - International Marine Energy …, 2023 - marineenergyjournal.org
Wave energy is a kind of clean renewable energy that is huge and still need further
research. Point absorber wave energy converter (PA-WEC) is widely utilized for offshore …

Modeling of Onshore Wave Energy Converter: Inverse Dynamic Analysis and Thermal Prediction

A Senatore, A De Simone, M Travaglino… - 2021 24th …, 2021 - ieeexplore.ieee.org
Sea wave energy is being increasingly regarded as one of the most promising sources of
renewable energy. This paper deals with the modeling and simulation of an onshore Wave …