Articles with "biogas gradation" as a keyword



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Enrichment of the hydrogenotrophic methanogens for, in-situ biogas up-gradation by recirculation of gases and supply of hydrogen in methanogenic reactor.

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Published in 2021 at "Bioresource technology"

DOI: 10.1016/j.biortech.2021.126219

Abstract: During in situ biogas up-gradation by supplying hydrogen from an external source and enrichment of hydrogenotrophic methanogens, high pressure of H2 negatively affects hydrolytic and fermentative activities. To overcome this problem, the present study aimed… read more here.

Keywords: hydrogenotrophic methanogens; recirculation; situ biogas; biogas gradation ... See more keywords
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Green hythane production from food waste: Integration of dark-fermentation and methanogenic process towards biogas up-gradation

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Published in 2021 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2021.03.053

Abstract: Abstract This study presents an integration of acidogenesis (dark-fermentation) and methanogenesis for green hythane/biohythane production from food waste in two stages (S–I and S-II) and phases (P–I and P-II) of operational variations. The regulatory influence… read more here.

Keywords: hythane; integration; production; fermentation ... See more keywords