膜分离技术处理含油废水研究进展.PDFVIP

2 1 6 Vol. 21, No. 6 2007 6 Chemical Industry Times Jun. 6. 2007 1 1, 2 李爱阳 蔡 玲 ( 11 , 421008; 21 , 421008) , , Advances in Research on Oily Wastewater Treatment by Membrane Separatoin Technology 1 1, 2 i Aiyang Cai ing ( 11Chemical Engineering Department, Hunan Institute of Technology, Hunan Hengyang 421008; 21College of Chemistry and Chemical Engineering, Central South University,Hunan Changsha 410083) Abstract In petroleum production, the oil field produces and discharges of kinds of pollutants, polluted the ecologi- cal environment badly1 More and more attention were paid to the membrane separation technology, because it had been known as an energy- saving, simple, easy- to- operate and efficient separation technology1 The principles and character- istics of micro- filtration, ultra- filtration and reverse osmosis and their applications on oily wastewater were introduced1 Keywords membrane separation micro- filtration ultra- filtration reverse osmosis , 70% ~ 80% , , , 150 Lm, : , , , 25~ 150 Lm, , ; , , , , 20 Lm, , [ 12] , ,, [3~ 5] , 1 1 , 01 1~ 10Lm , , , , , , , 1~ 100 Lm