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Scientia Et Technica
Article . 2019 . Peer-reviewed
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Efecto de la adición de hidrógeno en la velocidad de deflagración del biogás. Estudio numérico y experimental.

Authors: Leonardo Esteban Pacheco Sandoval; Carlos Alirio Díaz González; Mario Jonatan Acero Caballero;

Efecto de la adición de hidrógeno en la velocidad de deflagración del biogás. Estudio numérico y experimental.

Abstract

En este trabajo, se ha medido la velocidad de llama laminar de las mezclas de combustible biogás/H2, desde biogás puro hasta mezclas de este con una adición de 15% de H2 en volumen, utilizando el método del cono interno de la zona de combustión o método bunsen. La velocidad de la llama laminar se determina por medio de los parámetros geométricos del cono de combustión capturando imágenes de las llamas. Los factores de aireación abarcan desde condiciones estequiométricas hasta condiciones de mezcla pobre. Los resultados experimentales se han comparado con los resultados numéricos obtenidos con el software CHEMKIN, utilizando el mecanismo cinético de GRIMECH, con una buena concordancia entre ellos y con trabajos previos, mostrando la confiabilidad del método utilizado. Las tendencias en los resultados experimentales de la velocidad de la llama laminar se explican por medio de resultados numéricos sobre el perfil de temperatura y la tasa de liberación de calor. La adición de hidrógeno en las llamas de biogás muestra un efecto importante, especialmente en zonas cercanas a las llamas estequiométricas, disminuyendo sus efectos en la combustión de mezclas pobres.

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
1
Average
Average
Average
gold