Results 11 to 20 of about 1,112,829 (215)

Turbulent structures, integral length scale and turbulent kinetic energy (TKE) dissipation rate in compound channel flow [PDF]

open access: yes, 2017
In the present study, high data rate measurements were obtained for the streamwise and vertical velocity components using 2D Laser Doppler Velocimeter. The turbulent field in a straight compound-channel flow was characterized for three different uniform ...
Roja-Solórzano, Luís R.   +3 more
core   +2 more sources

Mechanism and analytical methods for carbon emission-exergy flow distribution in heat-electricity integrated energy system [PDF]

open access: yes, 2023
The carbon emission flow (CEF) is an effective tool for tracking carbon emissions in the integrated energy system (IES). However, there are still several limitations to applying CEF to analyze the potential for carbon reduction in different energy links ...
Zhao, Daiqing   +7 more
core   +3 more sources

Energy Storage Technologies for Smoothing Power Fluctuations in Marine Current Turbines [PDF]

open access: yes, 2012
With regard to marine renewable energies, significant electrical power can be extracted from marine tidal current. However, the power harnessed by a marine current turbine varies due to the periodicity of the tidal phenomenon and could be highly ...
CHARPENTIER, Jean-Frederic   +11 more
core   +1 more source

Energy harvesting from transverse galloping [PDF]

open access: yes, 2010
Some elastic bluff bodies under the action of a fluid flow can experience transverse galloping and lose stability if the flow velocity exceeds a critical value.
Alonso Rodrigo, Gustavo   +2 more
core   +2 more sources

Shaping array design of marine current energy converters through scaled experimental analysis [PDF]

open access: yes, 2013
Marine current energy converters or tidal turbines represent an emerging renewable energy technology that can provide a predictable supply of electricity.
Myers, L.E.   +3 more
core   +1 more source

Development of the all-vanadium redox flow battery for energy storage: a review of technological, financial and policy aspects [PDF]

open access: yes, 2011
The commercial development and current economic incentives associated with energy storage using redox flow batteries (RFBs) are summarised. The analysis is focused on the all-vanadium system, which is the most studied and widely commercialised RFB.
Shah, Akeel A.   +8 more
core   +1 more source

Redox flow batteries for hybrid electric vehicles: progress and challenges [PDF]

open access: yes, 2009
Electric vehicles have been the focus of muchresearch over the last two decades as the world has sought improved energy utilization and reduced emissions.
Rusllim Mohammad, M.   +5 more
core   +1 more source

Porous fixed-bed photoreactor for boosting C–C coupling in photocatalytic CO2 reduction

open access: yeseScience, 2022
Solar-driven CO2 conversion to chemical fuels in an aqueous solution is restricted not only by photocatalysts but also by mass transfer. Here, a regulatable three-phase interface on a porous fixed-bed is constructed for efficient C–C coupling in ...
Shengjie Bai   +6 more
doaj   +1 more source

Development of Next Generation Multiphase Pipe Flow Prediction Tools [PDF]

open access: yes, 2008
The developments of fields in deep waters (5000 ft and more) is a common occurrence. It is inevitable that production systems will operate under multiphase flow conditions (simultaneous flow of gas-oil-and water possibly along with sand, hydrates, and ...
Flow, Tulsa Fluid
core   +1 more source

A review of energy storage technologie sfor marine current energy systems [PDF]

open access: yes, 2013
Increasing concerns about the depletion of fossil resources and the issue of environment lead to a global need for producing more clean energy from renewable sources. Ocean is appreciated as a vast source of renewable energies.
CHARPENTIER, Jean-Frederic   +5 more
core   +1 more source

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