Maximization of wave power extraction of a heave point absorber with a sea-state-based causal control algorithm
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.117881
Abstract: A causal control strategy is developed to tackle the non-causality arising in the real-time implementation of optimal wave energy control. The proposed control strategy utilizes a causal approximation transfer function to link the current wave… read more here.
Keywords: causal control; control; wave; power ... See more keywords
A heaving point absorber-based ocean wave energy convertor hybridizing a multilayered soft-brush cylindrical triboelectric generator and an electromagnetic generator
Sign Up to like & getrecommendations! Published in 2021 at "Nano Energy"
DOI: 10.1016/j.nanoen.2021.106381
Abstract: Abstract Ocean wave energy is one of the inexhaustible and most prospective renewable energy resources, but its low frequency and irregular amplitude challenge the typical wave energy converters (WECs). This work presents a heaving point… read more here.
Keywords: ocean wave; heaving point; point absorber; wave energy ... See more keywords
A multi-point-absorber wave-energy converter for the stabilization of output power
Sign Up to like & getrecommendations! Published in 2018 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2018.03.093
Abstract: Abstract A point-absorber wave-energy converter is commonly used because its structure is simple and efficient. This paper proposes a multi-point absorber wave-energy converter (MPAWEC) in which hydrostatic transmission is used to convert wave energy into… read more here.
Keywords: wave energy; absorber wave; energy; point absorber ... See more keywords
Parametric design of a resonant point absorber with a fully submerged toroidal shape
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2021.108578
Abstract: Abstract The parametric design of a resonant point absorber, equipped with a fully submerged toroidal shape and connected to a permanent magnet linear generator lying on the seabed, is performed to investigate the effectiveness of… read more here.
Keywords: design resonant; point absorber; parametric design; fully submerged ... See more keywords
Numerical study of the Wavestar wave energy converter with multi-point-absorber around DeepCwind semisubmersible floating platform
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2021.109177
Abstract: Abstract The presented paper numerically studies on the Wavestar wave energy converter (WEC) with multi-point-absorber around the DeepCwind semisubmersible floating platform. The Wavestar concept is selected as suitable point absorbers in conduction with floating wind… read more here.
Keywords: semisubmersible floating; around deepcwind; point absorber; multi point ... See more keywords
Study on power generation of single Point Absorber Wave Energy Converters (PA-WECs) and arrays of PA-WECs
Sign Up to like & getrecommendations! Published in 2021 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.08.124
Abstract: Abstract The effects of humanity's carbon footprint deserve attention and remediation. The ocean can provide an abundant source of renewable energy instead of fossil fuels in the form of wave energy. However, wave energy collection… read more here.
Keywords: arrays wecs; wave energy; absorber wave; energy ... See more keywords
Design of optimal velocity tracking controllers for one and two-body point absorber wave energy converters
Sign Up to like & getrecommendations! Published in 2020 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.09.102
Abstract: Abstract Point absorber Wave Energy Converters (WECs) are typically operated using linear damping control in which the resistive force of the power take-off (PTO) is linearly proportional to the velocity of the floater. Such algorithms… read more here.
Keywords: point absorber; body; body point; two body ... See more keywords
Nonlinear Modeling and Verification of a Heaving Point Absorber for Wave Energy Conversion
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Sustainable Energy"
DOI: 10.1109/tste.2017.2741341
Abstract: Although the heaving point absorber (PA) concept is well known in wave energy conversion research, few studies focus on appropriate modeling of nonlinear fluid viscous and mechanical friction dynamics. Even though these concepts are known… read more here.
Keywords: wave energy; energy; heaving point; energy conversion ... See more keywords
CFD Simulations of Floating Point Absorber Wave Energy Converter Arrays Subjected to Regular Waves
Sign Up to like & getrecommendations! Published in 2018 at "Energies"
DOI: 10.3390/en11030641
Abstract: In this paper we use the Computational Fluid Dynamics (CFD) toolbox OpenFOAM to perform numerical simulations of multiple floating point absorber wave energy converters (WECs) arranged in a geometrical array configuration inside a numerical wave… read more here.
Keywords: subjected regular; wave energy; absorber wave; point absorber ... See more keywords
Performance of a Direct-Driven Wave Energy Point Absorber with High Inertia Rotatory Power Take-off
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DOI: 10.3390/en11092332
Abstract: An alternating rotatory generator using an eddy current break is developed as a physicalscale model of a direct-driven floating point absorber power take-off (PTO) for wave tank tests. It isshown th ... read more here.
Keywords: point absorber; rotatory; direct driven; power take ... See more keywords
Energy Efficiency Analysis of Multi-Type Floating Bodies for a Novel Heaving Point Absorber with Application to Low-Power Unmanned Ocean Device
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DOI: 10.3390/en11123282
Abstract: Long-term energy supplies hinder the application of the low-power unmanned ocean devices to the deep sea. Ocean wave energy is a renewable resource with amount stores of enormous and high density. The wave energy converter… read more here.
Keywords: energy; power unmanned; power; point absorber ... See more keywords