An integrated coagulation-ultrafiltration-nanofiltration process for internal reuse of shale gas flowback and produced water

• Published in: Separation and purification technology Vol. 211; pp. 310 - 321
• Main Authors: Chang, Haiqing, Liu, Baicang, Yang, Boxuan, Yang, Xin, Guo, Can, He, Qiping, Liang, Songmiao, Chen, Sheng, Yang, Ping
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 18.03.2019
• Subjects: Coagulation-ultrafiltration; Flowback and produced water; Internal reuse; Nanofiltration; Weiyuan shale gas; Nanofiltration; Coagulation-ultrafiltration; Internal reuse; Flowback and produced water; Weiyuan shale gas
• ISSN: 1383-5866; 1873-3794
• DOI: 10.1016/j.seppur.2018.09.081

[Display omitted] •Integrated coagulation-UF-NF process is feasible for treating shale gas FPW.•Iron coagulation decreased UF membrane fouling resistance by more than 80%.•Effect of NF membrane type, water recovery and operating pressure were evaluated.•Optimum operating conditions for coagulation-U...