Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials
This study aims to evaluate the electrochemical oxidation of real textile wastewater using boron-doped diamond (BDD) and different titanium-based mixed metal oxide (Ti/MMO) commercial anodes, namely Ti/RuO<sub>2</sub>-TiO<sub>2</sub>, Ti/IrO<sub>2</sub>-Ta<sub&...
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| Format: | Article |
| Language: | English |
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MDPI AG
2024-11-01
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| Series: | Textiles |
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| Online Access: | https://www.mdpi.com/2673-7248/4/4/30 |
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| author | César Afonso Carlos Y. Sousa Daliany M. Farinon Ana Lopes Annabel Fernandes |
| author_facet | César Afonso Carlos Y. Sousa Daliany M. Farinon Ana Lopes Annabel Fernandes |
| author_sort | César Afonso |
| collection | DOAJ |
| description | This study aims to evaluate the electrochemical oxidation of real textile wastewater using boron-doped diamond (BDD) and different titanium-based mixed metal oxide (Ti/MMO) commercial anodes, namely Ti/RuO<sub>2</sub>-TiO<sub>2</sub>, Ti/IrO<sub>2</sub>-Ta<sub>2</sub>O<sub>5</sub>, Ti/IrO<sub>2</sub>-RuO<sub>2</sub>, and Ti/RuO<sub>2</sub>/IrO<sub>2</sub>-Pt. Experiments were conducted in batch mode, with stirring, at different applied current densities. The results showed that BDD attained the best results, followed by Ti/RuO<sub>2</sub>-TiO<sub>2</sub>, which achieved total color removal, a chemical oxygen removal of 61% with some mineralization of organic compounds, and a similar specific energy consumption to BDD. The worst performance was observed for Ti/IrO<sub>2</sub>-Ta<sub>2</sub>O<sub>5</sub>, with a specific energy consumption four times superior to BDD due to a negligible organic load removal. |
| format | Article |
| id | doaj-art-6dae02e1e8f04018b918d897f923aba9 |
| institution | Kabale University |
| issn | 2673-7248 |
| language | English |
| publishDate | 2024-11-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Textiles |
| spelling | doaj-art-6dae02e1e8f04018b918d897f923aba92024-12-27T14:56:15ZengMDPI AGTextiles2673-72482024-11-014452152910.3390/textiles4040030Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode MaterialsCésar Afonso0Carlos Y. Sousa1Daliany M. Farinon2Ana Lopes3Annabel Fernandes4Fiber Materials and Environmental Technologies (FibEnTech-UBI), Department of Chemistry, Universidade da Beira Interior, 6201-001 Covilhã, PortugalFiber Materials and Environmental Technologies (FibEnTech-UBI), Department of Chemistry, Universidade da Beira Interior, 6201-001 Covilhã, PortugalFiber Materials and Environmental Technologies (FibEnTech-UBI), Department of Chemistry, Universidade da Beira Interior, 6201-001 Covilhã, PortugalFiber Materials and Environmental Technologies (FibEnTech-UBI), Department of Chemistry, Universidade da Beira Interior, 6201-001 Covilhã, PortugalFiber Materials and Environmental Technologies (FibEnTech-UBI), Department of Chemistry, Universidade da Beira Interior, 6201-001 Covilhã, PortugalThis study aims to evaluate the electrochemical oxidation of real textile wastewater using boron-doped diamond (BDD) and different titanium-based mixed metal oxide (Ti/MMO) commercial anodes, namely Ti/RuO<sub>2</sub>-TiO<sub>2</sub>, Ti/IrO<sub>2</sub>-Ta<sub>2</sub>O<sub>5</sub>, Ti/IrO<sub>2</sub>-RuO<sub>2</sub>, and Ti/RuO<sub>2</sub>/IrO<sub>2</sub>-Pt. Experiments were conducted in batch mode, with stirring, at different applied current densities. The results showed that BDD attained the best results, followed by Ti/RuO<sub>2</sub>-TiO<sub>2</sub>, which achieved total color removal, a chemical oxygen removal of 61% with some mineralization of organic compounds, and a similar specific energy consumption to BDD. The worst performance was observed for Ti/IrO<sub>2</sub>-Ta<sub>2</sub>O<sub>5</sub>, with a specific energy consumption four times superior to BDD due to a negligible organic load removal.https://www.mdpi.com/2673-7248/4/4/30textile wastewaterBDDmixed-metal oxidespollutants mineralizationspecific energy consumption |
| spellingShingle | César Afonso Carlos Y. Sousa Daliany M. Farinon Ana Lopes Annabel Fernandes Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials Textiles textile wastewater BDD mixed-metal oxides pollutants mineralization specific energy consumption |
| title | Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials |
| title_full | Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials |
| title_fullStr | Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials |
| title_full_unstemmed | Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials |
| title_short | Electrochemical Oxidation of Pollutants in Textile Wastewaters Using BDD and Ti-Based Anode Materials |
| title_sort | electrochemical oxidation of pollutants in textile wastewaters using bdd and ti based anode materials |
| topic | textile wastewater BDD mixed-metal oxides pollutants mineralization specific energy consumption |
| url | https://www.mdpi.com/2673-7248/4/4/30 |
| work_keys_str_mv | AT cesarafonso electrochemicaloxidationofpollutantsintextilewastewatersusingbddandtibasedanodematerials AT carlosysousa electrochemicaloxidationofpollutantsintextilewastewatersusingbddandtibasedanodematerials AT dalianymfarinon electrochemicaloxidationofpollutantsintextilewastewatersusingbddandtibasedanodematerials AT analopes electrochemicaloxidationofpollutantsintextilewastewatersusingbddandtibasedanodematerials AT annabelfernandes electrochemicaloxidationofpollutantsintextilewastewatersusingbddandtibasedanodematerials |