Results 91 to 100 of about 32,752 (359)

Numerical Study of an Innovative Concept for a Multibody Anti-Pitching Semi-Submersible Floating Wind Turbine

open access: yesJournal of Marine Science and Engineering
The floating offshore wind turbine provides a feasible solution for the development of renewable ocean energy. However, the sizeable rotor diameter of the wind turbine results in large wind heeling moments and pitch amplitude.
Tianhui Fan   +3 more
doaj   +1 more source

Comparing the economic feasibility of offshore floating wind and solar photovoltaic technologies in Central Mediterranean deep waters [PDF]

open access: yes, 2015
Malta, being a very small and densely populated island in the central Mediterranean, has little space for large scale onshore wind turbine or photovoltaic projects. Maltese territorial waters are mostly too deep for conventional offshore wind farms
Farrugia, Robert N.   +3 more
core   +1 more source

Deployment characterization of a floatable tidal energy converter on a tidal channel, Ria Formosa, Portugal [PDF]

open access: yes, 2018
This paper presents the results of a pilot experiment with an existing tidal energy converter (TEC), Evopod 1 kW floatable prototype, in a real test case scenario (Faro Channel, Ria Formosa, Portugal).
A. Pacheco   +38 more
core   +2 more sources

Stabilization of Floating Wind Turbines

open access: yes, 2017
Wind turbines mounted on floating platforms are, under a specific set of circumstances, prone to a phenomena called control-induced resonance. The phenomena materializes as persistent oscillations in the platform’s surge and pitch displacement and occurs when pitch-control algorithms without modifications for floating operation are used.
openaire   +2 more sources

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Unpacking the Farmland Capitalization Effect of Ethanol Establishment

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We unpack the impact of expansions in ethanol production—as measured by proximity to newly constructed ethanol plants and capacity expansions—on farmland values using land transaction data from Kansas in combination with modern causal inference techniques.
Gabriel S. Sampson, Jisang Yu
wiley   +1 more source

Aerodynamics and Motion Performance of the H-Type Floating Vertical Axis Wind Turbine

open access: yesApplied Sciences, 2018
Aerodynamics and motion performance of the floating vertical wind turbine (VAWT) were studied in this paper, where the wind turbine was H-type and the floating foundation was truss spar type.
Ying Guo   +3 more
doaj   +1 more source

Analyzing individual rent price ratios in eastern German agricultural land markets: A GAMLSS approach

open access: yesAgribusiness, EarlyView.
Abstract This study explores the rent price ratio in agricultural land markets, crucial for evaluating market efficiency, policy needs, and farmer decision‐making. Traditionally, the analyses faced challenges due to the absence of concurrent sale and rent data for the same land, potentially leading to biased results.
Marius Michels   +4 more
wiley   +1 more source

Conceptual design of floating wind turbines

open access: yes, 2013
The need for different numerical models with varying degrees of simplification for the conceptual design of a floating offshore wind turbine is the focus of this paper. While parts on the component level can be designed apart from the others the overall dynamics on the system level have to be assessed from the beginning.
Sandner, Frank, Cheng, Po Wen
openaire   +2 more sources

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