膜污染

pH对膜污染层EPS污染特征的影响及机理分析

Mechanism analysis and influence of pH on fouling properties of EPS from membrane fouling layer

胞外聚合物EPS对MBR膜污染的影响

Effect of extracellular polymeric substances on membrane fouling of membrane bioreactor

EPS及其各组分都是膜污染的影响因素。

The EPS and its components are the influencing factors of membrane fouling .

泥水预分离MBR膜污染缓减效能研究

Membrane Fouling Alleviation Characteristics of Sludge / Water Pre-separation MBR

低温时污泥膨胀对MBR中膜污染的影响

Effect of Sludge Bulking on Membrane Fouling of MBR Under Low Temperature

MBR复合工艺膜污染及其清洗特征

Characteristic of Fouling and Cleaning of MBR Hybrid Process

但膜污染的存在，制约了MBR的进一步发展。

However , the membrane fouling restricts the further development of the MBR .

MBR膜污染阻力及清洗效果研究

Resistance and cleaning effect of MBR membrane fouling

在线反冲洗控制MBR膜污染的试验

Experiment on Online Backwashing to Control Membrane Fouling

不同混凝剂对RO膜污染影响的研究

Effect of Different Coagulants on RO Membrane Fouling

无机粉体改性PVDF超滤膜制备及膜污染机理的研究

The Preparation of PVDF UF Membrane Modifed by Inorganic Powder and Study on Fouling Mechanism

研究结果表明：投加PAC的吸附作用减少了由于胞外聚合物（EPS）而引起的膜污染；

Result shows that the adsorption effect of PAC reduces the membrane fouling caused by EPS .

丝状菌污泥膨胀对COD去除率影响不大，但对膜污染有严重影响，膜清洗周期缩短到7d。

Sludge filamentous bulking had little effect on COD removal , but great on membrane fouling .

MBR膜污染机理及其控制

Membrane Fouling and Control in MBR

一体式MBR控制膜污染的最佳曝气强度及影响因素

Optimum aeration strength and its influencing factors for membrane fouling control in an integrated membrane bioreactor

但是，膜污染给MBR技术的广泛推广带来了很大的阻碍。

However , the pollution of MBR membrane hinders the spread of the MBR technology greatly .

MBR处理生活污水试验中膜污染的清洗

Cleaning of membrane polluted and analysis of pollutants in a test for domestic sewage treatment by MBR

扫描电子显微镜（SEM）观察证明MBR系统在三阶段的膜污染层具有不同的水力学结构。

Observation using scanning electron microscope ( SEM ) showed different hydraulic structures for the membrane fouling layers in the three stages .

MBR的膜污染十分复杂并受到反应器的设计特点、操作模式和生物学因素的影响。

Fouling in MBRs is complex and influenced by MBR design features , mode of operation and biological factors .

在改善出水水质和缓解膜污染方面，PAC要好于硫酸铝。

In the aspect of bettering produced water and relieving transmembrane pollution , coagulant of PAC is better than AS .

进水NH3-N容积负荷、温度和pH值冲击对MBR出水水质影响不大，但低温会加速膜污染进程。

Inflow NH_3-N volume loading , temperature and pH value have little influence on MBR effluent , however lower temperature would accelerate membrane fouling .

但是，PES的强疏水性使其用于水处理领域时容易引发膜污染。

However , the hydrophobic nature of PES often causes fouling of the pure PES membrane in water treatment .

在传统的MBR研究和实践中，膜污染一直是限制其发展的瓶颈。

Membrane fouling is the bottleneck which limits its development in the research and practice of conventional membrane bioreactor ( MBR ) .

同时，分析EPS与污泥沉降性能、混合液粘度的关系，进一步研究EPS影响膜污染的途径。

Analyze the relationship between EPS and sludge settling characteristics , EPS and mixture viscosity , and then study how the EPS impact on membrane fouling .

膜污染阻力主要由凝胶极化阻力Rp和内部污染阻力Rif构成。

The membrane fouling resistance was mainly caused by polarization layer resistance ( Rp ) and internal fouling resistance ( Rif ) .

提高气水比可缓解膜污染。（2）气水比对MBR中EPS含量及其分布的影响研究。

The higher air / water ratio could alleviate membrane fouling . Secondly , EPS content and its distribution under different air / water ratio was studied .

根据膜污染的原因，寻求延缓膜污染，快速恢复膜通量的方法，成为推广MBR技术的关键所在。

The key of MBR technology is the methods of delaying membrane fouling , fast recovery method of flux , according to the causes of membrane fouling .

PAC-MBR组合工艺中膜污染及清洗方法的研究

Study on Fouling and Cleaning of Membrane in PAC Combined MBR

实验研究了pH值、温度和流速等操作条件对氨和酚去除效果的影响，膜污染和清洗方法，以及能源消耗评估等与工业化应用相关的几个实际问题。

Several aspects related to the commercial application were investigated in this study , including the influence of pH , temperature and velocity on the removal efficiency , membrane fouling and washing method , and the evaluation of energy consumption .

MBR反应器处理厌氧出水的研究，主要考察了水力停留时间（HRT）对反应器去除效果和膜污染的影响。

Study on the MBR reactor treating anaerobic effluent , and the effectes of hydraulic retention time ( HRT ) on organics removal efficiency and membrane fouling .