Results 11 to 20 of about 11,835 (258)

Design and Analysis of a Floating Photovoltaic System for Offshore Installation: The Case Study of Lampedusa

open access: yesEnergies, 2022
In recent years, numerous projects for floating PV systems have been developed. These plants of various sizes have mainly been installed on enclosed lakes or basins characterised by the absence of external forcing related to waves and currents.
Alberto Ghigo   +4 more
doaj   +1 more source

Novel methods for wind speeds prediction across multiple locations

open access: yesScientific Reports, 2022
This article provides two unique methodologies that may be coupled to study the dependability of multidimensional nonlinear dynamic systems. First, the structural reliability approach is well suited for multidimensional environmental and structural ...
Oleg Gaidai   +5 more
doaj   +1 more source

Low-Cost Heaving Single-Buoy Wave-Energy Point Absorber Optimization for Sardinia West Coast

open access: yesJournal of Marine Science and Engineering, 2022
This work presents the Water Energy Point Absorber (WEPA), which is a heaving single-buoy point absorber optimized for a specific site off the west coast of Sardinia Island.
Marcello Rava   +7 more
doaj   +1 more source

Collision Detection for Underwater ROV Manipulator Systems

open access: yesSensors, 2018
Work-class ROVs equipped with robotic manipulators are extensively used for subsea intervention operations. Manipulators are teleoperated by human pilots relying on visual feedback from the worksite.
Satja Sivčev   +5 more
doaj   +1 more source

Numerical and Experimental Investigation of the Dynamics of a U-Shaped Sloshing Tank to Increase the Performance of Wave Energy Converters

open access: yesJournal of Marine Science and Engineering, 2023
In this investigation, a comprehensive study was conducted on a U-shaped sloshing tank, based on reversing the classical treatment of such devices as motion stabilizers and using them instead to improve the performance of wave energy converters.
Marco Fontana   +5 more
doaj   +1 more source

Marine Renewable Energies: Perspectives and Implications for Marine Ecosystems [PDF]

open access: yesThe Scientific World Journal, 2013
Countries with coastlines may have valuable renewable energy resources in the form of tides, currents, waves, and offshorewind.The potential to gather energy from the sea has recently gained interest in several nations, so Marine Renewable Energy Installations (hereinafter MREIs) will likely become very diffuse in the near future and determine a ...
Azzellino A   +3 more
openaire   +4 more sources

A bioenergetics approach to understanding sex differences in the foraging behaviour of a sexually monomorphic species

open access: yesRoyal Society Open Science, 2022
Many animals show sexually divergent foraging behaviours reflecting different physiological constraints or energetic needs. We used a bioenergetics approach to examine sex differences in foraging behaviour of the sexually monomorphic northern gannet.
Ashley Bennison   +4 more
doaj   +1 more source

Drag force as a function of cross section and angle of attack. A hydraulic laboratory dataset for numerical validation

open access: yesData in Brief, 2019
This data relates to a set of hydraulic laboratory experiments in which the flow around four cross-sections was investigated. Each cross section was examined at four angles of attack (0, 5, 10, 90°), seven velocities (0–0.7 m/s in 0.1 m/s steps) and two ...
Cian J. Desmond   +2 more
doaj   +1 more source

Examining the Potential of Marine Renewable Energy: A Net Energy Perspective

open access: yesSustainability, 2023
It is often claimed that marine renewable energy alone could meet the electricity demand of current and future human societies. However, such claims are based on highly uncertain estimations of the global potentials of marine renewable energy sources (including tidal, ocean currents, wave, offshore wind and salinity and thermal gradients), and do not ...
Roger Samsó   +3 more
openaire   +4 more sources

Marine renewable energy in China: Current status and perspectives

open access: yesWater Science and Engineering, 2014
Based on a general review of marine renewable energy in China, an assessment of the development status and amount of various marine renewable energy resources, including tidal energy, tidal current energy, wave energy, ocean thermal energy, and salinity ...
Yong-liang Zhang, Zheng Lin, Qiu-lin Liu
doaj   +1 more source

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