Textile effluent treatment using coagulation-flocculation and a hydrodynamic cavitation reactor associated with ozonation

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.creatorMarques, Diego Gouveia-
Autor(es): dc.creatorde Melo Franco Domingos, Janaina-
Autor(es): dc.creatorNolasco, Marcelo Antunes-
Autor(es): dc.creatorCampos, Valquíria-
Data de aceite: dc.date.accessioned2025-08-21T20:20:51Z-
Data de disponibilização: dc.date.available2025-08-21T20:20:51Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2025-01-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.ces.2024.121094-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/301049-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/301049-
Descrição: dc.descriptionTextile effluent is a highly toxic wastewater that resists conventional treatments, requiring advanced technologies for the effective removal of pollutants. A promising solution involves combining processes like coagulation-flocculation and hydrodynamic cavitation with ozone. Coagulation-flocculation, a low-cost method, enhances the effectiveness of subsequent treatments. Hydrodynamic cavitation paired with ozone is described as a synergetic oxidation process that facilitates pollutant removal and mitigates ozone-related limitations. In this study, the combination of coagulation-flocculation and hydrodynamic cavitation with ozone was evaluated. Alone, two hours of cavitation and ozone removed 45 % of apparent color and 56 % of COD, which was insufficient. Coagulation-flocculation with 700 mg L−1 of PACl yielded high pollutant removal but generated significant sludge. Using 550 mg L−1 of PGα21Ca followed by hydrodynamic cavitation and ozone achieved 94 % color, 97 % turbidity, and 84 % COD removal, meeting Brazilian disposal standards, with 86 % less sludge than PACl, highlighting its technical efficacy and potential environmental advantages.-
Descrição: dc.descriptionUNESP – São Paulo State University Science and Technology Institute of Sorocaba-
Descrição: dc.descriptionUSP – University of São Paulo School of Arts Science and Humanities-
Descrição: dc.descriptionUNESP – São Paulo State University Science and Technology Institute of Sorocaba-
Idioma: dc.languageen-
Relação: dc.relationChemical Engineering Science-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectAdvanced oxidation process-
Palavras-chave: dc.subjectApparent color-
Palavras-chave: dc.subjectCOD-
Palavras-chave: dc.subjectSludge formation-
Título: dc.titleTextile effluent treatment using coagulation-flocculation and a hydrodynamic cavitation reactor associated with ozonation-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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