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Understanding the electrocatalytic activity of PtxSny in direct ethanol fuel cells
(2011)
In the present work, the activity of PtxSny/C catalysts towards ethanol, acetaldehyde and acetic acid electrooxidation reactions is investigated for each one separately by means of cyclic voltammetry. To this purpose, a ...
Study of the operational parameters effect on a direct ethanol PEM fuel cell performance by the aid on a mathematical model
(2011)
In the present work, a model-based parametric analysis of the performance of a direct ethanol polymer electrolyte membrane fuel cell (DE-PEMFC) is conducted with the purpose to investigate the effect of several parameters ...
Study of the products distribution during a direct ethanol PEM fuel cell operation
(2011)
In the present work the effect of both cell discharge current and operating temperature on (a) the ethanol conversion, (b) the reaction products distribution and (c) the reaction yield towards each released product, during ...
The effect of microwave operation parameters on the electrochemical performance of Pt/C catalysts
(2011)
In the present work, the effect of the microwave operation parameters on the heating behaviour of ethylene glycol (EG) solution and thereafter on the physicochemical and electrochemical properties of Pt/C catalysts have ...
Direct alcohol fuel cells: Challenges and future trends
(2011)
Among the most considered future alternative energy conversion systems are fuel cells. A fuel cell is an electrochemical device that continuously and directly converts chemical energy to electricity with the most common ...
A Thermodynamic approach of the aqueous-phase glucose reforming reaction for hydrogen production: A comparative study with glycerol and ethylene glycol
(2011)
In the present work is reported for the first time the thermodynamic analysis of aqueous-phase glucose reforming. The reaction has been studied at low temperature values (298-338K) and at atmospheric pressure with the ...
Solid oxide fuel cell stack: Temperature regulation
(2011)
A fuel cell produces electricity and heat [1,2]. Low thermal conductivity of materials composed a solid oxide fuel cell (SOFC) and absence of effective heat carriers can lead to significant temperature irregularity within ...
Investigation of the structural and electrical properties of Co-doped BaCe0.9Gd0.1O3-delta
(2011)
In the present work the effect of cobalt oxide addition on the density and on the electrical properties of gadolinium-doped barium cerate is investigated. A series of BaCe0.9-xGd0.1CoxO3-delta (x = 0.00, 0.01, 0.03, 0.05, ...
The effect of nano-sized Al2O3 and CO2O3 addition on the properties of fluorite-type ceria-based oxide composite electrolytes for SOFC applications
(2011)
The present work focuses on the influence of nano-sized Al2O3 and Co2O3 addition on the microstructure, mechanical and electrical properties of the solid state compositions Ce0.8Gd0.2O2-δ, Ce0.8Sm0.2O2-δ, Ce0.8Sm0.1Nd0.1O2-δ ...