The study of silicon carbide ceramic membrane used in oil-water separation

• Main Authors: 叶世威, 王贝辉(三达膜科技（厦门）有限公司), 洪昱斌(三达膜科技（厦门）有限公司), 汪彩明(三达膜科技（厦门）有限公司), 丁马太, 何旭敏, 蓝伟光
• Format: Journal Article
• Language: Chinese
• Published: 《功能材料》编辑部 01.02.2011
• Subjects: air backwashing; membrane cleaning; membrane flux recovery; silicon carbide membrane; 气体反冲洗; 碳化硅膜; 膜清洗; 膜通量恢复性

通讯作者:何旭敏作者简介：叶世威(1984-)，男，福建南平人，在读硕士，师承蓝伟光教授，从事水处理与膜技术研 [中文摘要]以孔径为0.1μm的碳化硅陶瓷膜,在跨膜压差0.2MPa、温度20℃、伴有固定时间间隔的反冲洗浓排条件下,通过死端过滤处理含油废水。结果表明,膜通量大,出水质量满足《碎屑岩油藏注水水质推荐指标及分析方法》标准(SY/T-532994)的要求,可以作为回注水;且膜简易清洗后,通量可100%恢复。[英文文摘]Under the conditions of temperature of 20℃ and transmembrane pressure(ΔTMP) of 0.2MPa,a silicon carbide ceramic membrane with a pore size of 0.1μm was introduced to treat oil wastewater with the dead end filtration method in conjunction with a periodical backwash technique.The membrane was found to exhibit high flux,and the quality of the permeate can meet the standards of the recommended "SY/T5329-94 of Injection Water Quality for Detrital Rock Oil Reservoirs and Analyzing Methods" of China.Especially,the membrane is easy to be cleaned,and membrane flux recovery can reach 100%.