Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process
"n "nBackgrounds and Objectives: Formaldehyde and phenol are key precursors in the industrial manufacture of resins. Toxicity of these compounds prevents function of microbial populations, so they affect the biological treatments. The aim of this study was investigation of TOC removal from...
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Tehran University of Medical Sciences
2010-07-01
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doaj-07b6d7b37ceb448c848cbcca980b401f2021-09-02T09:16:14ZfasTehran University of Medical Sciencesسلامت و محیط2008-20292008-37182010-07-0132185194Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation ProcessM AhmadiMoghadamH Amiri"n "nBackgrounds and Objectives: Formaldehyde and phenol are key precursors in the industrial manufacture of resins. Toxicity of these compounds prevents function of microbial populations, so they affect the biological treatments. The aim of this study was investigation of TOC removal from phenol-formaldehyde resin manufacturing wastewater by electrocoagulation using Al- electrodes."nMaterials and Methods: This study is the laboratory scale experiment was conducted as a pilot. Wastewater sample was adjusted in the desired pH, electrical conductivity and current density, then it was placed in to the reactor contains four electrodes in aluminum. The electrodes were connected to a DC power supply (0-40V, 0-3A). Samples were collected for TOC determination in the middle of cell at regular time intervals. Collected samples were analyzed using TOC analyzer."nResults:The results indicated that the optimum conditions for the removal of TOC were current density 75 A/m2, solution pH 4 and Conductivity 3 mS/cm. In this condition energy consumption was found 22.5 kWh m-3 after 60 min reaction."nConclusion: This study shows that electrocoagulation of wastewater from phenol-formaldehyde resin manufacturing can be used as a pretreatment process. http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/16250.pdf&manuscript_id=16250 ElectrocoagulationIndustrial wastewatersTOC |
collection |
DOAJ |
language |
fas |
format |
Article |
sources |
DOAJ |
author |
M AhmadiMoghadam H Amiri |
spellingShingle |
M AhmadiMoghadam H Amiri Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process سلامت و محیط Electrocoagulation Industrial wastewaters TOC |
author_facet |
M AhmadiMoghadam H Amiri |
author_sort |
M AhmadiMoghadam |
title |
Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process |
title_short |
Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process |
title_full |
Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process |
title_fullStr |
Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process |
title_full_unstemmed |
Investigation of TOC Removal from IndustrialWastewaters using Electrocoagulation Process |
title_sort |
investigation of toc removal from industrialwastewaters using electrocoagulation process |
publisher |
Tehran University of Medical Sciences |
series |
سلامت و محیط |
issn |
2008-2029 2008-3718 |
publishDate |
2010-07-01 |
description |
"n "nBackgrounds and Objectives: Formaldehyde and phenol are key precursors in the industrial manufacture of resins. Toxicity of these compounds prevents function of microbial populations, so they affect the biological treatments. The aim of this study was investigation of TOC removal from phenol-formaldehyde resin manufacturing wastewater by electrocoagulation using Al- electrodes."nMaterials and Methods: This study is the laboratory scale experiment was conducted as a pilot. Wastewater sample was adjusted in the desired pH, electrical conductivity and current density, then it was placed in to the reactor contains four electrodes in aluminum. The electrodes were connected to a DC power supply (0-40V, 0-3A). Samples were collected for TOC determination in the middle of cell at regular time intervals. Collected samples were analyzed using TOC analyzer."nResults:The results indicated that the optimum conditions for the removal of TOC were current density 75 A/m2, solution pH 4 and Conductivity 3 mS/cm. In this condition energy consumption was found 22.5 kWh m-3 after 60 min reaction."nConclusion: This study shows that electrocoagulation of wastewater from phenol-formaldehyde resin manufacturing can be used as a pretreatment process. |
topic |
Electrocoagulation Industrial wastewaters TOC |
url |
http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/16250.pdf&manuscript_id=16250 |
work_keys_str_mv |
AT mahmadimoghadam investigationoftocremovalfromindustrialwastewatersusingelectrocoagulationprocess AT hamiri investigationoftocremovalfromindustrialwastewatersusingelectrocoagulationprocess |
_version_ |
1721177286969917440 |