DISINFECTION AND CLARIFICATION OF TREATED SEWAGE BY ADVANCED MICROFILTRATION

被引:28
作者
KOLEGA, M
GROHMANN, GS
CHIEW, RF
DAY, AW
机构
[1] INST CLIN PATHOL & MED RES,WESTMEAD HOSP,DEPT INFECT DIS & MICROBIOL,BACTERIOL UNIT,WESTMEAD 2145,AUSTRALIA
[2] INST CLIN PATHOL & MED RES,WESTMEAD HOSP,DEPT INFECT DIS,VIROL UNIT,WESTMEAD 2145,AUSTRALIA
关键词
MEMBRANE MICROFILTRATION; SEWAGE DISINFECTION; SEWAGE; SELF-CLEANING MEMBRANE; GAS-BACKWASH; VIRUS REMOVAL; INDICATOR BACTERIA REMOVAL;
D O I
10.2166/wst.1991.0615
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
A study was conducted to investigate the use of an advanced membrane microfiltration system to disinfect and clarify secondary and primary treated sewage. The membrane microfiltration system tested incorporated a patented gas backwashing technique which significantly reduces fouling. A comprehensive microbiological testing program established that all indicator bacteria and viruses were removed by this system. Testing for chemical quality showed significant reductions in BOD, suspended solids, turbidity, phosphorus, oil/grease and heavy metals. Consistent filtration rates over several months were achieved without significant biological fouling. The study conclusively showed the capability of the microfiltration system to disinfect and clarify treated sewage.
引用
收藏
页码:1609 / 1618
页数:10
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