Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica

The removal of pollutants from textile wastewater via electrochemical oxidation and a coupled system electrooxidation—Salix babylonica, using boron-doped diamond electrodes was evaluated. Under optimal conditions of pH 5.23 and 3.5 mA·cm−2 of current density, the electrochemical method yields an eff...

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Main Authors: Alejandra Sánchez-Sánchez, Moisés Tejocote-Pérez, Rosa María Fuentes-Rivas, Ivonne Linares-Hernández, Verónica Martínez-Miranda, Reyna María Guadalupe Fonseca-Montes de Oca
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:International Journal of Photoenergy
Online Access:http://dx.doi.org/10.1155/2018/3147923
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author Alejandra Sánchez-Sánchez
Moisés Tejocote-Pérez
Rosa María Fuentes-Rivas
Ivonne Linares-Hernández
Verónica Martínez-Miranda
Reyna María Guadalupe Fonseca-Montes de Oca
author_facet Alejandra Sánchez-Sánchez
Moisés Tejocote-Pérez
Rosa María Fuentes-Rivas
Ivonne Linares-Hernández
Verónica Martínez-Miranda
Reyna María Guadalupe Fonseca-Montes de Oca
author_sort Alejandra Sánchez-Sánchez
collection DOAJ
description The removal of pollutants from textile wastewater via electrochemical oxidation and a coupled system electrooxidation—Salix babylonica, using boron-doped diamond electrodes was evaluated. Under optimal conditions of pH 5.23 and 3.5 mA·cm−2 of current density, the electrochemical method yields an effective reduction of chemical oxygen demand by 41.95%, biochemical oxygen demand by 83.33%, color by 60.83%, and turbidity by 26.53% at 300 minutes of treatment. The raw and treated wastewater was characterized by infrared spectroscopy to confirm the degradation of pollutants. The wastewater was oxidized at 15-minute intervals for one hour and was placed in contact with willow plants for 15 days. The coupled system yielded a reduction of the chemical oxygen demand by 14%, color by 85%, and turbidity by 93%. The best efficiency for the coupled system was achieved at 60 minutes, at which time the plants achieved more biomass and photosynthetic pigments.
format Article
id doaj-art-61be048912f74dbb95c7f77e5d0e2db0
institution Kabale University
issn 1110-662X
1687-529X
language English
publishDate 2018-01-01
publisher Wiley
record_format Article
series International Journal of Photoenergy
spelling doaj-art-61be048912f74dbb95c7f77e5d0e2db02025-02-03T05:59:29ZengWileyInternational Journal of Photoenergy1110-662X1687-529X2018-01-01201810.1155/2018/31479233147923Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonicaAlejandra Sánchez-Sánchez0Moisés Tejocote-Pérez1Rosa María Fuentes-Rivas2Ivonne Linares-Hernández3Verónica Martínez-Miranda4Reyna María Guadalupe Fonseca-Montes de Oca5Centro Interamericano de Recursos del Agua, Universidad Autónoma del Estado de México, Carretera Toluca-Atlacomulco, Km 14.5 Unidad San Cayetano, 50200 Toluca, MEX, MexicoCentro de Investigación en Ciencias Biológicas Aplicadas, Universidad Autónoma del Estado de México, Carretera Toluca-Atlacomulco, Km 14.5 Unidad San Cayetano, 50200 Toluca, MEX, MexicoFacultad de Geografía, Universidad Autónoma del Estado de México, Cerro de Coatepec s/n, Ciudad Universitaria, 50110 Toluca, MEX, MexicoCentro Interamericano de Recursos del Agua, Universidad Autónoma del Estado de México, Carretera Toluca-Atlacomulco, Km 14.5 Unidad San Cayetano, 50200 Toluca, MEX, MexicoCentro Interamericano de Recursos del Agua, Universidad Autónoma del Estado de México, Carretera Toluca-Atlacomulco, Km 14.5 Unidad San Cayetano, 50200 Toluca, MEX, MexicoCentro Interamericano de Recursos del Agua, Universidad Autónoma del Estado de México, Carretera Toluca-Atlacomulco, Km 14.5 Unidad San Cayetano, 50200 Toluca, MEX, MexicoThe removal of pollutants from textile wastewater via electrochemical oxidation and a coupled system electrooxidation—Salix babylonica, using boron-doped diamond electrodes was evaluated. Under optimal conditions of pH 5.23 and 3.5 mA·cm−2 of current density, the electrochemical method yields an effective reduction of chemical oxygen demand by 41.95%, biochemical oxygen demand by 83.33%, color by 60.83%, and turbidity by 26.53% at 300 minutes of treatment. The raw and treated wastewater was characterized by infrared spectroscopy to confirm the degradation of pollutants. The wastewater was oxidized at 15-minute intervals for one hour and was placed in contact with willow plants for 15 days. The coupled system yielded a reduction of the chemical oxygen demand by 14%, color by 85%, and turbidity by 93%. The best efficiency for the coupled system was achieved at 60 minutes, at which time the plants achieved more biomass and photosynthetic pigments.http://dx.doi.org/10.1155/2018/3147923
spellingShingle Alejandra Sánchez-Sánchez
Moisés Tejocote-Pérez
Rosa María Fuentes-Rivas
Ivonne Linares-Hernández
Verónica Martínez-Miranda
Reyna María Guadalupe Fonseca-Montes de Oca
Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica
International Journal of Photoenergy
title Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica
title_full Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica
title_fullStr Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica
title_full_unstemmed Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica
title_short Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica
title_sort treatment of a textile effluent by electrochemical oxidation and coupled system electooxidation salix babylonica
url http://dx.doi.org/10.1155/2018/3147923
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