Real-time implementation and validation of optimal damping control for a permanent-magnet linear generator in wave energy extraction
Sign Up to like & getrecommendations! Published in 2017 at "Applied Energy"
DOI: 10.1016/j.apenergy.2017.09.097
Abstract: Abstract To accommodate ocean-wave energy extraction in a wide operating range of sea-states, a nonlinear model predictive control (NMPC) methodology was applied to a lab-scale dual coaxial-cylinder wave-energy converter (WEC), coupled with a permanent-magnet linear… read more here.
Keywords: wave energy; energy; energy extraction; control ... See more keywords
Wave energy extraction and hydroelastic response reduction of modular floating breakwaters as array wave energy converters integrated into a very large floating structure
Sign Up to like & getrecommendations! Published in 2022 at "Applied Energy"
DOI: 10.1016/j.apenergy.2021.117953
Abstract: Abstract Combing floating breakwaters with wave energy converters (WECs) and integrating them into very large floating structure (VLFS) can provide a viable option to explore economically offshore wave energy resources and simultaneously to protect marine… read more here.
Keywords: reduction; floating breakwaters; wave energy; energy ... 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
Adjoint-based model predictive control for optimal energy extraction in waked wind farms
Sign Up to like & getrecommendations! Published in 2019 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2018.11.005
Abstract: Abstract In this paper, a model predictive control (MPC) is proposed for wind farms to minimize wake-induced power losses. A constrained optimization problem is formulated to maximize the total power production of a wind farm.… read more here.
Keywords: control; predictive control; optimal energy; wind farms ... See more keywords
Circular motion and energy extraction in a rotating black hole
Sign Up to like & getrecommendations! Published in 2019 at "Physics of the Dark Universe"
DOI: 10.1016/j.dark.2019.100263
Abstract: This paper explores the circular geodesics of neutral test particles on an equatorial plane around a rotating black hole. After using equations of motion of scalar-tensor-vector gravity with the circular geodesics of null-like particles, we… read more here.
Keywords: energy extraction; black hole; rotating black; energy ... See more keywords
Identifying relevant scales of variability for monitoring epifaunal reef communities at a tidal energy extraction site
Sign Up to like & getrecommendations! Published in 2017 at "Ecological Indicators"
DOI: 10.1016/j.ecolind.2016.10.005
Abstract: Abstract The SeaGen tidal energy turbine is located in the Strangford Narrows, Northern Ireland. The Narrows are designated as a Natura 2000 site, host unique biological assemblages and exhibit very high tidal velocities. This study… read more here.
Keywords: energy; energy extraction; tidal energy; reef communities ... See more keywords
Numerical analysis of a tidal current generator with dual flapping wings
Sign Up to like & getrecommendations! Published in 2018 at "Energy"
DOI: 10.1016/j.energy.2018.05.035
Abstract: Abstract Flapping wings, inspired by the mechanism of birds and fish, can act as generators to harvest energy from tidal currents. The hydraulic system is simplified as a spring-damper system to establish the coupling equations… read more here.
Keywords: motion; flapping wings; system; response ... See more keywords
Energy extraction of two flapping foils with tandem configurations and vortex interactions
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Analysis With Boundary Elements"
DOI: 10.1016/j.enganabound.2017.06.010
Abstract: Abstract The energy extraction of two flapping foils with tandem configurations has been studied based on velocity potential theory. The interactions of the hind foil and the vortices of the fore foil with typical oscillatory… read more here.
Keywords: extraction two; two flapping; energy; flapping foils ... See more keywords
Fluid-structure interaction of a fully passive flapping foil for flow energy extraction
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2020.105587
Abstract: Abstract We experimentally investigated the fluid-structure interaction (FSI) and energy extraction performance of a novel flapping-foil based flow-energy harvester. Different from most of existing concepts, this device can extract energy from flows through a foil's… read more here.
Keywords: foil; energy; energy extraction; power ... See more keywords
Structural response and energy extraction of a fully passive flapping foil
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Fluids and Structures"
DOI: 10.1016/j.jfluidstructs.2017.05.002
Abstract: Abstract The structural response and energy extraction of a foil undergoing two-degree-of-freedom fully passive flapping motions in a two-dimensional flow are numerically investigated at R e = 400 . The simulations of the fluid–structure interaction… read more here.
Keywords: passive flapping; response energy; energy extraction; structural response ... See more keywords
Investigation of array layout of tidal stream turbines on energy extraction efficiency
Sign Up to like & getrecommendations! Published in 2020 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2019.106775
Abstract: Abstract A two-dimensional model based on OpenTidalFarm is applied to simulate tidal stream flow around turbines. The model is governed by shallow water equations and is able to optimize the layout of the deployed turbine… read more here.
Keywords: array; stream; tidal stream; energy extraction ... See more keywords