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Carrousel型模拟移动床在红霉素提取中的应用
Authors
何旭敏
夏海平
+3 more
洪昱斌
洪诗群
蓝伟光
Publication date
15 November 2009
Publisher
Abstract
为将模拟移动床技术推广到红霉素提取中,采取了以下步骤:首先通过固定床的吸附穿透和洗脱实验,确定树脂的基本吸附和洗脱参数;其次结合移动床设备指标,确定移动床循环工艺和运行参数;最终利用30柱Carrousel型模拟移动床,使用Amberlite XAD-16大孔吸附树脂,从实际的工业红霉素发酵液中提取红霉素。在树脂体积仅为2 700 mL,循环时间405 min,进料流速125 mL/min,进料液效价大约2 700 U/mL时,可连续提取得到效价高于45 000 U/mL的红霉素产品,同时产品收率在98%以上。该系统操作方便,运行成本低,环保压力轻,经计算其工业规模设备可替代红霉素提取工艺中的传统固定床系统
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Last time updated on 16/06/2016