谢健   

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Title of Paper:融合株SPSC边疆发酵生产酒精并副产酵母的工艺研究

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Date of Publication:2002-05-17

Page Number:149-152

Key Words:絮凝酵母颗粒;融合株SPSC;酒精发酵;悬浮床生物反应器

Abstract:酿酒酵母属(S.Cereviae)变异株和栗酒裂殖酵母属(S.Pombe)变异株融合得到融合株SPSC,在四级串联气升式县浮床生物反应器系统中,进行连续发酵生产酒精并副产酵母的工艺研究,以空气为驱动动力,发酵液蒸镏废液全循环,定期采出酵母,稀释率0.2h<'-1>,装置稳定运行25天,培养状态下运行5天,发酵状态下运行20天,进口糖浓度平均为210.5g/1,酒精浓度达92.45g/1,共产酵母519.2克.

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