Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation

Optimization and sensitivity analysis of the kinetic parameters of the catalytic ozonation process is crucial to improve water treatment, reactor design, and construction. This study evaluated the optimization of the kinetic constants for Diclofenac (DCF) degradation during catalytic ozonation with...

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Autores principales:	José Antonio Lara-Ramos, Miguel A. Figueroa Angulo, Fiderman Machuca-Martínez, Miguel A. Mueses
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	diclofenac reaction kinetics mechanisms steady-state approximation elemental reactions optimization Hydraulic engineering TC1-978 Water supply for domestic and industrial purposes TD201-500
Acceso en línea:	https://doaj.org/article/c2c3db8146254823a3789ca1c59d760b
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spelling	oai:doaj.org-article:c2c3db8146254823a3789ca1c59d760b2021-11-11T19:54:12ZSensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation10.3390/w132130032073-4441https://doaj.org/article/c2c3db8146254823a3789ca1c59d760b2021-10-01T00:00:00Zhttps://www.mdpi.com/2073-4441/13/21/3003https://doaj.org/toc/2073-4441Optimization and sensitivity analysis of the kinetic parameters of the catalytic ozonation process is crucial to improve water treatment, reactor design, and construction. This study evaluated the optimization of the kinetic constants for Diclofenac (DCF) degradation during catalytic ozonation with Goethite (FeOOH, as a catalyst) through different kinetic modeling approaches. A central composite design was used to evaluate the effect of ozone dose and catalyst loading. The results showed that FeOOH did not significantly influence the degradation of DCF, while the reactivity of DCF with ozone was high (with >90% degradations in 20 min). However, the variation in catalyst loading significantly affected TOC removal (>10%) and ozone use, with ozone efficiency in ozone transfer (R<sub>U</sub>) 5% higher than ozonation. After evaluating the different kinetic models of reaction speed by optimizing kinetic parameters and performing sensitivity analysis for the treatment of DCF by catalytic ozonation, it can be concluded that the addition of FeOOH improved the kinetics of the decomposition of ozone and the yield in the production of hydroxyl radicals.José Antonio Lara-RamosMiguel A. Figueroa AnguloFiderman Machuca-MartínezMiguel A. MuesesMDPI AGarticlediclofenacreaction kineticsmechanismssteady-state approximationelemental reactionsoptimizationHydraulic engineeringTC1-978Water supply for domestic and industrial purposesTD201-500ENWater, Vol 13, Iss 3003, p 3003 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	diclofenac reaction kinetics mechanisms steady-state approximation elemental reactions optimization Hydraulic engineering TC1-978 Water supply for domestic and industrial purposes TD201-500
spellingShingle	diclofenac reaction kinetics mechanisms steady-state approximation elemental reactions optimization Hydraulic engineering TC1-978 Water supply for domestic and industrial purposes TD201-500 José Antonio Lara-Ramos Miguel A. Figueroa Angulo Fiderman Machuca-Martínez Miguel A. Mueses Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation
description	Optimization and sensitivity analysis of the kinetic parameters of the catalytic ozonation process is crucial to improve water treatment, reactor design, and construction. This study evaluated the optimization of the kinetic constants for Diclofenac (DCF) degradation during catalytic ozonation with Goethite (FeOOH, as a catalyst) through different kinetic modeling approaches. A central composite design was used to evaluate the effect of ozone dose and catalyst loading. The results showed that FeOOH did not significantly influence the degradation of DCF, while the reactivity of DCF with ozone was high (with >90% degradations in 20 min). However, the variation in catalyst loading significantly affected TOC removal (>10%) and ozone use, with ozone efficiency in ozone transfer (R<sub>U</sub>) 5% higher than ozonation. After evaluating the different kinetic models of reaction speed by optimizing kinetic parameters and performing sensitivity analysis for the treatment of DCF by catalytic ozonation, it can be concluded that the addition of FeOOH improved the kinetics of the decomposition of ozone and the yield in the production of hydroxyl radicals.
format	article
author	José Antonio Lara-Ramos Miguel A. Figueroa Angulo Fiderman Machuca-Martínez Miguel A. Mueses
author_facet	José Antonio Lara-Ramos Miguel A. Figueroa Angulo Fiderman Machuca-Martínez Miguel A. Mueses
author_sort	José Antonio Lara-Ramos
title	Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation
title_short	Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation
title_full	Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation
title_fullStr	Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation
title_full_unstemmed	Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation
title_sort	sensitivity analysis of the catalytic ozonation under different kinetic modeling approaches in the diclofenac degradation
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/c2c3db8146254823a3789ca1c59d760b
work_keys_str_mv	AT joseantoniolararamos sensitivityanalysisofthecatalyticozonationunderdifferentkineticmodelingapproachesinthediclofenacdegradation AT miguelafigueroaangulo sensitivityanalysisofthecatalyticozonationunderdifferentkineticmodelingapproachesinthediclofenacdegradation AT fidermanmachucamartinez sensitivityanalysisofthecatalyticozonationunderdifferentkineticmodelingapproachesinthediclofenacdegradation AT miguelamueses sensitivityanalysisofthecatalyticozonationunderdifferentkineticmodelingapproachesinthediclofenacdegradation
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Sensitivity Analysis of the Catalytic Ozonation under Different Kinetic Modeling Approaches in the Diclofenac Degradation

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