LAPSE:2021.0672
Published Article
LAPSE:2021.0672
Electrochemical Mineralization of Ibuprofen on BDD Electrodes in an Electrochemical Flow Reactor: Numerical Optimization Approach
July 29, 2021
Statistical analysis was applied to optimize the electrochemical mineralization of ibuprofen with two boron-doped diamond (BDD) electrodes in a continuous electrochemical flow reactor under recirculation batch mode. A central composite rotatable (CCR) experimental design was used to analyze the effect of initial pH (2.95−13.04), current intensity (2.66−4.34 A), and volumetric flow rate (0.16−1.84 L/min) and further optimized by response surface methodology (RSM) to obtain the maximum mineralization efficiency and the minimum specific energy consumption. A 91.6% mineralization efficiency (EM) of ibuprofen with a specific energy consumption (EC) of 4.36 KW h/g TOC within 7 h of treatment was achieved using the optimized operating parameters (pH0 = 12.29, I = 3.26 A, and Q of 1 L/min). Experimental results of RSM were fitted via a third-degree polynomial regression equation having the performance index determination coefficients (R2) of 0.8658 and 0.8468 for the EM and EC, respectively. The reduced root-mean-square error (RMSE) was 0.1038 and 0.1918 for EM and EC, respectively. This indicates an efficient predictive performance to optimize the operating parameters of the electrochemical flow reactor with desirability of 0.9999993. Besides, it was concluded that the optimized conditions allow to achieve a high percentage of ibuprofen mineralization (91.6%) and a cost of 0.002 USD $/L. Therefore, the assessed process is efficient for wastewater remediation.”
Keywords
BDD electrodes, electrochemical flow reactor, mineralization of ibuprofen, numerical optimization approach, response surface methodology
Suggested Citation
Regalado-Méndez A, Ruiz M, Hernández-Servín JA, Natividad R, Romero R, Cordero ME, Estrada-Vázquez C, Peralta-Reyes E. Electrochemical Mineralization of Ibuprofen on BDD Electrodes in an Electrochemical Flow Reactor: Numerical Optimization Approach. (2021). LAPSE:2021.0672
Author Affiliations
Regalado-Méndez A: Campus Puerto Ángel, Universidad del Mar, Puerto Ángel 70902, Mexico; Centro Conjunto de Investigación en Química Sustentable, UAEMex-UNAM, Universidad Autónoma del Estado de México, Toluca 50200, Mexico [ORCID]
Ruiz M: Campus Puerto Ángel, Universidad del Mar, Puerto Ángel 70902, Mexico
Hernández-Servín JA: División de Computación, Facultad de Ingeniería, Universidad Autónoma del Estado de México, Toluca 50100, Mexico [ORCID]
Natividad R: Centro Conjunto de Investigación en Química Sustentable, UAEMex-UNAM, Universidad Autónoma del Estado de México, Toluca 50200, Mexico [ORCID]
Romero R: Centro Conjunto de Investigación en Química Sustentable, UAEMex-UNAM, Universidad Autónoma del Estado de México, Toluca 50200, Mexico
Cordero ME: Escuela de Ingeniería Química, Universidad Popular Autónoma del Estado de Puebla, Puebla 72410, Mexico [ORCID]
Estrada-Vázquez C: Campus Puerto Ángel, Universidad del Mar, Puerto Ángel 70902, Mexico
Peralta-Reyes E: Campus Puerto Ángel, Universidad del Mar, Puerto Ángel 70902, Mexico; Centro Conjunto de Investigación en Química Sustentable, UAEMex-UNAM, Universidad Autónoma del Estado de México, Toluca 50200, Mexico [ORCID]
Journal Name
Processes
Volume
8
Issue
12
Article Number
E1666
Year
2020
Publication Date
2020-12-17
Published Version
ISSN
2227-9717
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Original Submission
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PII: pr8121666, Publication Type: Journal Article
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LAPSE:2021.0672
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doi:10.3390/pr8121666
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Jul 29, 2021
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Calvin Tsay
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