Mathematical model of gluconic acid fermentation by Aspergillus niger

2007 ◽  
Vol 31 (1) ◽  
pp. 697-704
Author(s):  
Takeichiro Takamatsu ◽  
Suteaki Shioya ◽  
Toshiyuki Furuya
Author(s):  
Jian-Zhong Liu ◽  
Li-Ping Weng ◽  
Qian-Ling Zhang ◽  
Hong Xu ◽  
Liang-Nian Ji

2003 ◽  
Vol 14 (2) ◽  
pp. 137-141 ◽  
Author(s):  
Jian-Zhong Liu ◽  
Li-Ping Weng ◽  
Qian-Ling Zhang ◽  
Hong Xu ◽  
Liang-Nian Ji

1981 ◽  
Vol 31 (1) ◽  
pp. 697-704 ◽  
Author(s):  
Takeichiro Takamatsu ◽  
Suteaki Shioya ◽  
Toshiyuki Furuya

1993 ◽  
Vol 39 (3) ◽  
Author(s):  
NikolayB. Vassilev ◽  
MariaCh. Vassileva ◽  
DimitrinkaI. Spassova

2006 ◽  
Vol 60 (6) ◽  
Author(s):  
M. Juraščík ◽  
M. Hucík ◽  
I. Sikula ◽  
J. Annus ◽  
J. Markoš

AbstractThe effect of the biomass presence on the overall circulation velocity, the linear velocities both in the riser and the downcomer and the overall gas hold-up was studied in a three-phase internal loop airlift reactor (ILALR). The measured data were compared with those obtained using a two-phase system (air—water). All experiments were carried out in a 40 dm3 ILALR at six different biomass concentrations (ranging from 0 g dm−3 to 7.5 g dm−3), at a temperature of 30°C, under atmospheric pressure. Air and water were used as the gas and liquid model media, respectively. Pellets of Aspergillus niger produced during the fermentation of glucose to gluconic acid in the ILALR were considered solid phase. In addition, liquid velocities were measured during the fermentation of glucose to gluconic acid using Aspergillus niger. All measurements were performed in a bubble circulation regime. At given experimental conditions the effect of the biomass on the circulation velocities in the ILALR was negligible. However, increasing of the biomass concentration led to lower values of the total gas hold-up.


1964 ◽  
Vol 28 (11) ◽  
pp. 752-756 ◽  
Author(s):  
Shoichi TAKAO ◽  
Yuji SASAKI

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