Permeat Flux Recovery and Removal Foulant Performances of Hollow Fiber Polyvinylidene Fluoride Membrane Bioreactor with Peroxodisulfate Activated Iron(II) Sulfate As a Chemical Cleaning Agent

Autor: Rachman, Rahadian Abdul, Widiastuti, Nurul, Purnomo, Adi Setyo, Widjaja, Arief, Mumtazah, Zuhriah, Darmayanti, Rizki Fitria, Muharja, Maktum
Zdroj: South African journal of chemical engineering; 20240101, Issue: Preprints
Abstrakt: •PDS activated with Fe2+demonstrates superior membrane cleaning efficacy in PVDF-MBR•PDS/Fe2+exhibits greater stability to flux and COD rejection compared to NaOCl/ NaOH•PDS/Fe2+yields the highest FRR (97.087%) and IFR (31.663%) over multiple cycles•Characterizations affirm the improved structural stability of membrane after cleaning•Thermodynamic study highlights a notable anti-fouling performance of cleaned membrane
Databáze: Supplemental Index