利用分子量分布探讨粉末活性炭对膜生物反应器的影响

被引:5
作者
赵英 [1 ,2 ]
顾平 [1 ]
机构
[1] 天津大学环境科学与工程学院
[2] 中国电子工程设计院
关键词
膜污染; 分子量分布; 粉末活性炭;
D O I
暂无
中图分类号
X703.1 [技术方法];
学科分类号
083002 ;
摘要
采用空间排阻液相色谱法监测了不同粉末活性炭(PAC)投加量下膜生物反应器混合液分子量分布情况,发现当PAC投加量从1g·L-1增加到2g·L-1时,混合液中分子量大于10×103的物质会增加;分子量小于0.5×103及介于3×103~10×103的物质含量相当;分子量介于0.5×103~3×103的物质显著减少。膜污染速率分别为2.74、3.10kPa·m-1,证实了混合液中分子量大于10×103的有机物是引起膜污染的主要物质。
引用
收藏
页码:3117 / 3121
页数:5
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