Optimal feed policy for fed-batch fermentation of ethanol production by Zymomous mobilis

1997 ◽  
Vol 17 (2) ◽  
pp. 63-68 ◽  
Author(s):  
F. S. Wang ◽  
C. H. Shyu
2010 ◽  
Vol 33 (9) ◽  
pp. 1488-1494 ◽  
Author(s):  
W.-H. Huang ◽  
G. S. Shieh ◽  
F.-S. Wang

2010 ◽  
Vol 88 (1) ◽  
pp. 87-94 ◽  
Author(s):  
Churairat Moukamnerd ◽  
Masahiro Kino-oka ◽  
Minetaka Sugiyama ◽  
Yoshinobu Kaneko ◽  
Chuenchit Boonchird ◽  
...  

2012 ◽  
Vol 45 (15) ◽  
pp. 816-821 ◽  
Author(s):  
Zheng Li ◽  
Alim Dewan ◽  
M Nazmul Karim

2013 ◽  
Vol 2 (3) ◽  
pp. 127-131 ◽  
Author(s):  
H Hadiyanto ◽  
D. Ariyanti ◽  
A.P. Aini ◽  
D.S. Pinundi

Nowadays reserve of fossil fuel has gradually depleted. This condition forces many researchers to  find energy alternatives which is renewable and sustainable in the future. Ethanol derived from cheese industrial waste (whey) using fermentation process can be a new perspective in order to secure both energy and environment. The aim of this study was  to compare the operation modes (batch and fed-batch) of fermentation system on ethanol production from whey using Kluyveromyces marxianus. The result showed that the fermentation process for ethanol production by fed-batch system was higher at some point of parameters compared with batch system. Growth rate and ethanol yield (YP/S) of fed-batch fermentation were 0.122/h and 0.21 gP/gS respectively; growth rate and ethanol yield (YP/S) of batch fermentation were 0.107/h, and 0.12 g ethanol/g substrate, respectively. Based on the data of biomass and ethanol concentrations, the fermentation process for ethanol production by fed-batch system were higher at some point of parameters compared to batch system. Periodic substrate addition performed on fed-batch system leads the yeast growth in low substrate concentrations and consequently  increasing their activity and ethanol productivity. Keywords: batch; ethanol; fed-batch; fermentation;Kluyveromyces marxianus, whey


2020 ◽  
Vol 43 (12) ◽  
pp. 2295-2303
Author(s):  
Diego A. Lemos ◽  
Jorge L. S. Sonego ◽  
Antonio J. G. Cruz ◽  
Alberto C. Badino

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