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Kinetics of Acetoin Production by Bacillus subtilis HB-32 in Batch Fermentation

XU Hui,LIU Jian-jun   

  1. Key Laboratory of Food and Fermentation Engineering of Shandong Province, Jinan 250013, China
  • Online:2013-07-15 Published:2013-06-28
  • Contact: XU Hui

Abstract:

The cell growth of acetoin accumulation and glucose consumption by Bacillus subtilis HB-32 throughout the
batch fermentation were investigated and corresponding kinetic models were proposed according to Logistic and Luedeking-
Piret equations. The results showed that the predicted values by the models were in good agreement with the measured
values, indicating that the models could provide a reasonable description for the acetoin bath fermentation.

Key words: Bacillus subtilis, acetoin, bath fermentation, fermentation kinetic models

CLC Number: