This paper is targeted as investigating and finding the impact of the measurement parameters in terms of the initial flux,its flux step increment and measuring intervals on the critical flux JC.

• 针对膜生物反应器运行中膜污染问题,利用"逐级通量法"测定了膜组件的临界通量,并考察了次临界通量下膜污染的运行特性。