Results 41 to 50 of about 161,093 (329)

Exergy as a Useful Variable for Quickly Assessing the Theoretical Maximum Power of Salinity Gradient Energy Systems

open access: yesEntropy, 2009
It is known that mechanical work, and in turn electricity, can be produced from a difference in the chemical potential that may result from a salinity gradient.
Raynald Labrecque
doaj   +1 more source

Investigation of pressure retarded osmosis power production

open access: yesMATEC Web of Conferences, 2017
A major source of energy exists where there is mixing between aqueous solutions of different salinities. This energy source is particularly concentrated where fresh water rivers flow on to the ocean.
Taousanidis Nikolaos   +1 more
doaj   +1 more source

Strategically Altered Fluorinated Polymer at Nanoscale for Enhancing Proton Conduction and Power Generation from Salinity Gradient

open access: yesMembranes, 2022
Reverse electrodialysis (RED) generates power directly by transforming salinity gradient into electrical energy. The ion transport properties of the ion-exchange membranes need to be investigated deeply to improve the limiting efficiencies of the RED ...
Prem P. Sharma   +7 more
doaj   +1 more source

The power of salinity gradients: An Australian example [PDF]

open access: yesRenewable and Sustainable Energy Reviews, 2015
Abstract The development and exploitation of sustainable and environmentally friendly energy sources are required in order to resolve global energy shortages and to reduce the reliance of many countries on fossil fuel combustion. Salinity gradient energy has been considered a potential candidate for renewable energy due to the abundance of saline ...
Fernanda Helfer, Charles Lemckert
openaire   +2 more sources

The mediterranean overflow in the Gulf of Cadiz: a rugged journey [PDF]

open access: yes, 2017
The pathways and transformations of dense water overflows, which depend on small-scale interactions between flow dynamics and erosional-depositional processes, are a central piece in the ocean's large-scale circulation.
Bahr   +33 more
core   +2 more sources

Modeling and Optimization of Membrane Process for Salinity Gradient Energy Production

open access: yesSeparations, 2021
When hydraulic pressure was added on the feed side of the membrane in the otherwise conventional pressure retarded osmosis (PRO) process, the production rate of the salinity gradient energy could be significantly increased by manipulating the hydraulic ...
Lianfa Song
doaj   +1 more source

Spatial and temporal patterns of the zooplankton in the Westerschelde estuary [PDF]

open access: yes, 1993
The invertebrate zooplankton fauna of the Westerschelde (Belgium and The Netherlands) was investigated during 2 yr by means of monthly samples along a salinity gradient.
Soetaert, K.E.R., Van Rijswijk, P.
core   +2 more sources

Tuning Surface Molecular Design of Porous Carbon for Blue Energy Harvesting

open access: yesResearch, 2023
Capacitive mixing is a promising blue energy technology due to its membrane-free electricity generation and long electrode life cycle. However, because of limited performance, existing systems do not lend themselves to practical implementation.
Jian Yu, Zhong-Lin Wang, Tianwei Ma
doaj   +1 more source

Tandem Osmotic Engine Based on Hydrogel Particles with Antipolyelectrolyte and Polyelectrolyte Effect Fuelled by Both Salinity Gradient Modes

open access: yesGels, 2021
In this study, we propose a new approach to attain energy by salinity gradient engines with pistons based on hydrogels possessing polyelectrolyte and antipolyelectrolyte effects in a tandem arrangement, providing energy in each salinity gradient mode in ...
Anjali Cheeramthodi Padmanabhan   +4 more
doaj   +1 more source

Non-Gaussian buoyancy statistics in fingering convection

open access: yes, 2010
We examine the statistics of active scalar fluctuations in high-Rayleigh number fingering convection with high-resolution three-dimensional numerical experiments.
Paparella, Francesco   +1 more
core   +1 more source

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