【摘要】 实验对已污染的聚丙烯腈中空纤维膜进行了化学清洗的研究 ,并通过测定各种清洗剂清洗后膜水通量的恢复 ,确定适宜的清洗剂、清洗时间、清洗液浓度和清洗温度 ,选择出合适的清洗剂组合 ,取得较好的清洗效果。更多还原

【Abstract】 Efficiency of chemical cleaning for polyacrylonitrile hollow fiber membranes used in a membrane bioreactor (MBR) were examined. The study involved selection of efficient rinsing agents in terms of concentrations and the proper mixture of them.更多还原