scholarly journals Impeller selection for mixing high-solids lignocellulosic biomass in stirred tank bioreactor for ethanol production

2021 ◽  
pp. 100935
Author(s):  
Alfred Elikem Kwami Afedzi ◽  
Kittipong Rattanaporn ◽  
Pramuk Parakulsuksatid
2019 ◽  
Vol 131 ◽  
pp. 261-267 ◽  
Author(s):  
Bruna Tavares ◽  
Maria das Graças de Almeida Felipe ◽  
Júlio César dos Santos ◽  
Félix Monteiro Pereira ◽  
Simone Damasceno Gomes ◽  
...  

2011 ◽  
Vol 28 (1) ◽  
pp. 151-156 ◽  
Author(s):  
J. P. A. Silva ◽  
S. I. Mussatto ◽  
I. C. Roberto ◽  
J. A. Teixeira

Fermentation ◽  
2021 ◽  
Vol 7 (3) ◽  
pp. 199 ◽  
Author(s):  
Carolina Benevenuti ◽  
Marcelle Branco ◽  
Mariana do Nascimento-Correa ◽  
Alanna Botelho ◽  
Tatiana Ferreira ◽  
...  

Recycling residual industrial gases and residual biomass as substrates to biofuel production by fermentation is an important alternative to reduce organic wastes and greenhouse gases emission. Clostridium carboxidivorans can metabolize gaseous substrates as CO and CO2 to produce ethanol and higher alcohols through the Wood-Ljungdahl pathway. However, the syngas fermentation is limited by low mass transfer rates. In this work, a syngas fermentation was carried out in serum glass bottles adding different concentrations of Tween® 80 in ATCC® 2713 culture medium to improve gas-liquid mass transfer. We observed a 200% increase in ethanol production by adding 0.15% (v/v) of the surfactant in the culture medium and a 15% increase in biomass production by adding 0.3% (v/v) of the surfactant in the culture medium. The process was reproduced in stirred tank bioreactor with continuous syngas low flow, and a maximum ethanol productivity of 0.050 g/L.h was achieved.


2018 ◽  
Vol 69 ◽  
pp. 1-11 ◽  
Author(s):  
Willian Daniel Hahn Schneider ◽  
Roselei Claudete Fontana ◽  
Simone Mendonça ◽  
Félix Gonçalves de Siqueira ◽  
Aldo José Pinheiro Dillon ◽  
...  

2019 ◽  
Vol 117 ◽  
pp. 113-125 ◽  
Author(s):  
Zorana Rončević ◽  
Jovana Grahovac ◽  
Siniša Dodić ◽  
Damjan Vučurović ◽  
Jelena Dodić

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