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Ponnusamy Senthil Kumar,Maria Jacob Stani Raja,Mahathevan Kumaresan,Dinesh Kumar Loganathan,Prabhakaran Chandrasekaran 한국화학공학회 2014 Korean Journal of Chemical Engineering Vol.31 No.2
The removal of basic dye such as methylene blue (MB) dye from the synthetic wastewater was experimentallyinvestigated using an electrolytic cell (EC), adsorption and the combined effect of EC and adsorption technologycalled a three-phase three-dimensional electrode reactor (TPTDER). The performance of the each technology was checkedon the basis of the efficiency of the systems. The experimental results are expressed in terms of the removal efficiencyof the dye molecules. The results show that the TPTDER could efficiently remove the dye molecules from the aqueoussolutions when compared with the EC and adsorption process. The removal efficiency reached as high as about 99%for an initial MB dye concentration in the range of 100-1,000 mg/L by TPTDER for 10 min at 12 V cell voltage andat specific airflow conditions. It was also observed that the removal of dye molecules depends upon the initial solutionpH, applied cell voltage, contact time, and initial dye concentration. The recyclability of the particle electrodes in theTPTDER process was also checked. These findings suggest that TPTDER is a promising technology for the removalof dyes from the aqueous solution, and can be applied to the removal of dyes from the industrial effluents.