Nanofiltration hollow fiber membranes for textile wastewater treatment: Lab-scale and pilot-scale studies

2014 ◽  
Vol 114 ◽  
pp. 51-57 ◽  
Author(s):  
Yee Kang Ong ◽  
Fu Yun Li ◽  
Shi-Peng Sun ◽  
Bai-Wang Zhao ◽  
Can-Zeng Liang ◽  
...  
2018 ◽  
Vol 119 ◽  
pp. 90-96
Author(s):  
Huiqiang Liu ◽  
Yingbo Chen ◽  
Xiaoyu Hu ◽  
Kai Zhang ◽  
Bowen Cheng ◽  
...  

2006 ◽  
Vol 54 (9) ◽  
pp. 181-189 ◽  
Author(s):  
D.H. Shin ◽  
W.S. Shin ◽  
Y.-H. Kim ◽  
Myung Ho Han ◽  
S.J. Choi

A combined process consisted of a Moving-Bed Biofilm Reactor (MBBR) and chemical coagulation was investigated for textile wastewater treatment. The pilot scale MBBR system is composed of three MBBRs (anaerobic, aerobic-1 and aerobic-2 in series), each reactor was filled with 20% (v/v) of polyurethane-activated carbon (PU-AC) carrier for biological treatment followed by chemical coagulation with FeCl2.In the MBBR process, 85% of COD and 70% of color (influent COD=807.5 mg/L and color=3,400 PtCo unit) were removed using relatively low MLSS concentration and short hydraulic retention time (HRT=44 hr). The biologically treated dyeing wastewater was subjected to chemical coagulation. After coagulation with FeCl2, 95% of COD and 97% of color were removed overall. The combined process of MBBR and chemical coagulation has promising potential for dyeing wastewater treatment.


2019 ◽  
Vol 363 ◽  
pp. 33-42 ◽  
Author(s):  
Dawei Ji ◽  
Changfa Xiao ◽  
Shulin An ◽  
Jian Zhao ◽  
Junqiang Hao ◽  
...  

2015 ◽  
Vol 490 ◽  
pp. 190-196 ◽  
Author(s):  
Inae Kim ◽  
Dong-Chan Choi ◽  
Jaewoo Lee ◽  
Hee-Ro Chae ◽  
Jun Hee Jang ◽  
...  

Membranes ◽  
2021 ◽  
Vol 11 (11) ◽  
pp. 839
Author(s):  
Rosmawati Naim ◽  
Goh Pei Sean ◽  
Zinnirah Nasir ◽  
Nadzirah Mohd Mokhtar ◽  
Nor Amirah Safiah Muhammad

Membrane processes have been extensively employed in diverse applications, specifically in industrial wastewater treatment. The technological development in membrane processes has rapidly advanced and accelerated beyond its common principle and operation. Tremendous efforts have been made in the advancement of membrane materials, fabrication method, membrane modification and integration with other technologies that can augment the existing membrane processes to another level. This review presents the recent development of hollow fiber membranes applied in wastewater treatment and resource recovery. The membrane working principles and treatment mechanism were discussed thoroughly, with the recent development of these hollow fiber membranes highlighted based on several types of membrane application. The current challenges and limitations which may hinder this technology from expanding were critically described to offer a better perspective for this technology to be adopted in various potential applications.


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