Effect of ultrasonic pretreatment on chlorine dioxide disinfection efficiency

dc.contributor.authorAyyildiz, Onder
dc.contributor.authorSanik, Serdar
dc.contributor.authorIleri, Burcu
dc.date.accessioned2025-01-27T21:05:29Z
dc.date.available2025-01-27T21:05:29Z
dc.date.issued2011
dc.departmentÇanakkale Onsekiz Mart Üniversitesi
dc.description.abstractUltrasound (US) and chlorine dioxide (ClO2) were combined sequentially in an aim to improve wastewater disinfection. Results demonstrated that the combined effect of US and ClO2 on Escherichio coli (E. coli) and total coliform (TC) inactivation in raw wastewater was synergistic involving high removal of bacteria from the solution. A sequential combination of US (150 or 300 W/L) and ClO2 (2 mg/L) provided about 3.2-3.5 log reduction in the number E. coli and TC in raw wastewater, while the sum of log reductions by the individual treatments were 1.4-1.9. However, the measured inactivation rate with the combination of ultrasound and ClO2 in synthetic wastewater or secondary effluent was the same as the sum of the log inactivations with individual treatments. The enhancement attained by combined US and ClO2 disinfection methods was attributed to the presence of high concentration of particles in raw wastewater and their break up under shock sound waves. (C) 2010 Elsevier B.V. All rights reserved.
dc.description.sponsorshipScientific and Technological Research Council of Turkey [105Y265]
dc.description.sponsorshipFinancial support by The Scientific and Technological Research Council of Turkey was gratefully acknowledged (Project No: 105Y265). We thank Dr. Kenan Kaynas from Agriculture Faculty of Canakkale Onsekiz Mart University for using his laboratory facilities. We also thank Dr. Nukhet Demirel Zorba and Dr. Cafer Turkmen for their technical support on the experimental part of this work.
dc.identifier.doi10.1016/j.ultsonch.2010.08.008
dc.identifier.endpage688
dc.identifier.issn1350-4177
dc.identifier.issn1873-2828
dc.identifier.issue2
dc.identifier.pmid20829088
dc.identifier.scopus2-s2.0-78149406229
dc.identifier.scopusqualityQ1
dc.identifier.startpage683
dc.identifier.urihttps://doi.org/10.1016/j.ultsonch.2010.08.008
dc.identifier.urihttps://hdl.handle.net/20.500.12428/27672
dc.identifier.volume18
dc.identifier.wosWOS:000285127200033
dc.identifier.wosqualityQ1
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.indekslendigikaynakPubMed
dc.language.isoen
dc.publisherElsevier
dc.relation.ispartofUltrasonics Sonochemistry
dc.relation.publicationcategoryinfo:eu-repo/semantics/openAccess
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.snmzKA_WoS_20250125
dc.subjectUltrasound
dc.subjectChlorine dioxide
dc.subjectParticle
dc.subjectWastewater
dc.subjectColiform
dc.subjectDisinfection
dc.titleEffect of ultrasonic pretreatment on chlorine dioxide disinfection efficiency
dc.typeArticle

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