8）跨膜压差(Trans-membrane Pressure) 跨膜压差简称TMP ，被定义为驱动水透过膜所需的压力，为进水侧压力和 过滤液侧压力的差值。即膜两侧压力差值。
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a trans-membrane pressure 跨膜压差
trans-membrane pressure tmp 跨膜压差
Increasing trans-membrane pressure (TMP) resulted in an increase in flux, and the flux was independent of TMP above a critical value.
增加跨膜压差(TMP)可以增加膜通量,当TMP超过适宜值后表现出通量与TMP无关的特性。
参考来源 - 膜法富氧—外置式膜生物反应器特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This article presents an experimental determination for optimal operational parameters, such as cross velocity, trans-membrane pressure, temperature and fixed flux operation, etc.
通过试验，确定了针对城市污水直接膜过滤应选择的合适错流速度、料液温度以及采用低压恒通量操作的模式。
Through longtime monitoring of the changes of trans-membrane pressure, the membrane fouling mechanism was discussed and the operational effects on the membrane fouling were studied.
通过对系统跨膜压力变化测定，探讨了膜污染机理，同时研究了不同操作条件对膜污染的影响。
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