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Investigation of lab-scale horizontal subsurface flow constructed wetlands treating industrial cork boiling wastewater

dc.contributor.authorGomes, Arlindo
dc.contributor.authorSilva, Lúcia
dc.contributor.authorAlbuquerque, Antonio
dc.contributor.authorSimões, Rogério
dc.contributor.authorStefanakis, Alexandros
dc.date.accessioned2018-11-16T15:38:59Z
dc.date.embargo2030-09
dc.date.issued2018
dc.description.abstractThe feasibility and treatment efficiency of horizontal subsurface flow constructed wetlands (HSFCW) was assessed for the first time for cork boiling wastewater (CBW) through laboratory experiments. CBW is known for its high content of phenolic compounds, complex composition of biorecalcitrant and toxic nature. Two lab-scale units, one planted with Phragmites australis (CWP) and one unplanted (CWC), were used to evaluate the removals of COD, BOD, total phenolic compounds (TPh) and decolourization over a 2.5-years monitoring period under Mediterranean climatic conditions. Seven organic and hydraulic loading rates ranging from 2.6 to 11.5 g COD/m2/d and 5.7e9.1 L/m2/d were tested under average hydraulic retention time (HRT) of 5 ± 1 days required due to the CWB limited biodegradability (i.e., BOD5/ COD of 0.19). Average removals of the CWP exceeded those of the CWC and reached 74.6%, 91.7% and 69.1% for COD, BOD5 and TPh, respectively, with respective mass removals rates up to 7.0, 1.7 and 0.5 (in g/m2/d). Decolourization was limited to 35%, since it mainly depends on physical processes rather than biodegradation. CBW concentration of nine phenolic compounds ranged from 1.2 to 38.4 mg/L (for the syringic and ellagic acids, respectively) in the raw CBW, with respective removals in the CWP unit ranging from 41.8 to 76.3%, higher than those in the control unit. Despite CBWhigh concentration of TPhs (average of 116.3 mg/L), the HSFCW reached organic load removals higher than those of conventional biological treatment methods.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationGomes, A.C., Silva, M., Albuquerque, A., Simões, R., Stefanakis, A.I., (2018). Investigation of lab-scale horizontal subsurface flow constructed. Chemosphere 207, 430-439.pt_PT
dc.identifier.doihttps://doi.org/10.1016/j.chemosphere.2018.05.123pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.6/6393
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherElsevierpt_PT
dc.relationIntegrated Treatment of Cork Processing Wastewaters for Potencial Reuse
dc.subjectConstructed wetlandspt_PT
dc.subjectCork boiling wastewaterpt_PT
dc.subjectPhragmites australispt_PT
dc.subjectPhenolic compoundspt_PT
dc.subjectBiodegradationpt_PT
dc.subjectDecolourizationpt_PT
dc.titleInvestigation of lab-scale horizontal subsurface flow constructed wetlands treating industrial cork boiling wastewaterpt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleIntegrated Treatment of Cork Processing Wastewaters for Potencial Reuse
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/5876-PPCDTI/PTDC%2FAGR-AAM%2F102042%2F2008/PT
oaire.citation.conferencePlaceHolandapt_PT
oaire.citation.endPage439pt_PT
oaire.citation.startPage430pt_PT
oaire.citation.titleChemospherept_PT
oaire.citation.volume207pt_PT
oaire.fundingStream5876-PPCDTI
person.familyNameGomes
person.familyNameSilva
person.familyNameCarvalho de Albuquerque
person.familyNameSimões
person.familyNameStefanakis
person.givenNameArlindo
person.givenNameLúcia
person.givenNameAntonio João
person.givenNameRogério Manuel Santos
person.givenNameAlexandros
person.identifier1284649
person.identifier806813
person.identifier.ciencia-id991F-4518-6FBC
person.identifier.ciencia-id3A16-265B-3678
person.identifier.ciencia-id3319-F1FE-0DA8
person.identifier.ciencia-idC61A-FEC7-573C
person.identifier.orcid0000-0002-1707-9208
person.identifier.orcid0000-0002-7386-0330
person.identifier.orcid0000-0001-7099-0685
person.identifier.orcid0000-0001-8143-1555
person.identifier.orcid0000-0001-8124-1428
person.identifier.ridC-9293-2009
person.identifier.scopus-author-id7202385995
person.identifier.scopus-author-id7202198075
person.identifier.scopus-author-id8892509700
person.identifier.scopus-author-id6602375154
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.embargofctCopyright cedido à editora no momento da publicaçãopt_PT
rcaap.rightsembargoedAccesspt_PT
rcaap.typearticlept_PT
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