Stochastic control of wave energy converters with constrained displacements for optimal power absorption
Sign Up to like & getrecommendations! Published in 2019 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2019.04.022
Abstract: Abstract An semi-analytical solution is derived for the optimal control of the power take-off of a single-degree of freedom heave point absorber with constraints on the displacement. At first the control force is derived during… read more here.
Keywords: wave energy; stochastic control; control; power ... See more keywords
Experimental investigation of multiple Oscillating Water Column Wave Energy Converters integrated in a floating breakwater: Energy extraction performance
Sign Up to like & getrecommendations! Published in 2020 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2020.102086
Abstract: Currently, ocean wave energy technology is in its infancy relative to the mature renewable energy technologies such as wind and solar. Due to its early stage of development, ocean wave energy has high associated Levelised… read more here.
Keywords: wave energy; energy; energy extraction; energy converters ... See more keywords
Assessment of the power conversion of wave energy converters based on experimental tests
Sign Up to like & getrecommendations! Published in 2018 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.08.009
Abstract: Abstract Power estimation is the most important task in the performance assessment of wave energy converters (WEC). Depending on the type of WEC, power take-off (PTO) system, and available instrumentation, different approaches are usually applied… read more here.
Keywords: energy; wave energy; experimental tests; conversion ... See more keywords
Selection index for Wave Energy Deployments (SIWED): A near-deterministic index for wave energy converters
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.117131
Abstract: Abstract This study introduces a novel index that accounts for the interactions of wave climate and wave energy converters, offering an unbiased approach that considers climate variability, survivability and energy production. Application of the index… read more here.
Keywords: index; production; wave energy; energy ... See more keywords
Real-Time Passive Control of Wave Energy Converters Using the Hilbert-Huang Transform
Sign Up to like & getrecommendations! Published in 2017 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2017.08.2502
Abstract: Abstract Passive loading is a suboptimal method of control for wave energy converters (WECs) that usually consists of tuning the power take-off (PTO) damping of the WEC to either the energy or the peak frequency… read more here.
Keywords: wave energy; energy; time; energy converters ... See more keywords
Constrained sliding mode control for oscillating water column wave energy converters.
Sign Up to like & getrecommendations! Published in 2020 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2020.12.1202
Abstract: Maintaining a setpoint to maximize energy harvest of wave energy converters (WECs) with the uncertainties induced by the ocean waves irregular excitation can be ensured by using sliding mode control. In practice, the infinite switching… read more here.
Keywords: energy converters; sliding mode; wave energy; control ... See more keywords
Optimization of nonlinear wave energy converters
Sign Up to like & getrecommendations! Published in 2018 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2018.05.023
Abstract: Abstract This paper presents an optimization approach for the nonlinear control of wave energy converters (WECs). The proposed optimization method also presents the option of optimizing the system nonlinearities, such as those due to the… read more here.
Keywords: system; wave energy; energy; control ... See more keywords
Multi-dimensional optimisation of Tidal Energy Converters array layouts considering geometric, economic and environmental constraints
Sign Up to like & getrecommendations! Published in 2018 at "Renewable Energy"
DOI: 10.1016/j.renene.2017.10.009
Abstract: Abstract A study for the optimisation of in-stream tidal energy converter array layout for a three-dimensional fluid flow field is presented. The study involves design of experiments, computational fluid dynamics simulations, surrogate model construction, and… read more here.
Keywords: energy; considering geometric; tidal energy; energy converters ... See more keywords
Turbulence-parameter estimation for current-energy converters using surrogate model optimization
Sign Up to like & getrecommendations! Published in 2021 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.12.036
Abstract: Abstract Surrogate models maximize information utility by building predictive models in place of computational or experimentally expensive model runs. Marine hydrokinetic current energy converters require large-domain simulations to estimate array efficiencies and environmental impacts. Meso-scale… read more here.
Keywords: current energy; turbulence; model; energy converters ... See more keywords
Wave-induced real-fluid effects in marine energy converters: Review and application to OWC devices
Sign Up to like & getrecommendations! Published in 2019 at "Renewable and Sustainable Energy Reviews"
DOI: 10.1016/j.rser.2019.05.025
Abstract: Abstract The performance assessment of industrial marine energy converters involves the integrated treatment of their hydrodynamic design and the optimization of their device hulls. Nowadays, such tasks require extensive experimental work and simulation plans, consuming… read more here.
Keywords: wave tank; marine energy; wave induced; energy ... See more keywords
Evaluation of the effect of flexible demand and wave energy converters on the design of hybrid energy systems
Sign Up to like & getrecommendations! Published in 2017 at "Iet Renewable Power Generation"
DOI: 10.1049/iet-rpg.2016.0955
Abstract: Many islands have high electricity prices due to the reliance on imported diesel. However, hybrid energy systems (HES) which combine renewable generation with backup generators and energy storage are becoming cost competitive. Diesel usually provides… read more here.
Keywords: energy systems; wave energy; energy; generation ... See more keywords