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Influence of fed-batch for fermentation of xylose to ethanol
Author(s): SONG Xiang-yang, WANG Bin, LI Xin, YONG Qiang
Pages: 88-
91
Year: 2011
Issue:
3
Journal: Journal of Biology
Abstract: 以树干毕赤酵母为发酵菌种,纯木糖为发酵底物,通过分批补料来提高糖利用率以及乙醇得率.结果表明,在24h内,最佳初始木糖浓度为80g/L,在28h的发酵周期中,可以将木糖浓度提高至90g/L,在32h发酵周期内可以将木糖浓度提高至100g/L.通过分批补料,乙醇浓度得到明显提高.当总糖浓度分别为80g/L、90g/L时,24h发酵周期内,分批补料次数以1次为宜,乙醇浓度分别达30.95g/L、32....
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