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DatoValore
TitleSewage sludge minimisation by means of wet oxidation: process performance and economic sustainability
AbstractToday, several technologies and management strategies are proposed and applied in WWTPs to minimise sludge production and contamination and their techno-economic feasibility has to be carefully evaluated. In this work (which is being conducted within the European Union project 'ROUTES'), based on bench results, a mass balance was drawn for a WWTP (500,000 PE), where it was supposed to install a wet oxidation (WO) stage for sludge minimisation. The design of treatment units and the estimation of capital and operation costs were then performed. Subsequently, a procedure for technical-economic assessment was developed. Basically, this procedure consists in the definition and ranking of several technical (e.g., reliability of the technology, complexity and integration with the existing facilities, amount of residues to be disposed of or recovered, etc.) and economic aspects. Preliminary results have shown WO to be a suitable solution for sludge minimisation.
SourceInternational journal of global warming (Print) 6 (2-3), pp. 234–251
Keywordscostsmass balanceROUTEStechno-economic assessmentwet oxidation
JournalInternational journal of global warming (Print)
EditorInderscience,, [Olney], Regno Unito
Year2014
TypeArticolo in rivista
DOI10.1504/IJGW.2014.061017
AuthorsBertanza, Giorgio; Zanaboni, Sabrina; Canato, Matteo; Laera, Giuseppe; Galessi, Raniero
Text304507 2014 10.1504/IJGW.2014.061017 ISI Web of Science WOS 000344364800009 costs mass balance ROUTES techno economic assessment wet oxidation Sewage sludge minimisation by means of wet oxidation process performance and economic sustainability Bertanza, Giorgio; Zanaboni, Sabrina; Canato, Matteo; Laera, Giuseppe; Galessi, Raniero University of Brescia; University of Pavia; Consiglio Nazionale delle Ricerche CNR ; 3V Green Eagle SpA Today, several technologies and management strategies are proposed and applied in WWTPs to minimise sludge production and contamination and their techno economic feasibility has to be carefully evaluated. In this work which is being conducted within the European Union project ROUTES , based on bench results, a mass balance was drawn for a WWTP 500,000 PE , where it was supposed to install a wet oxidation WO stage for sludge minimisation. The design of treatment units and the estimation of capital and operation costs were then performed. Subsequently, a procedure for technical economic assessment was developed. Basically, this procedure consists in the definition and ranking of several technical e.g., reliability of the technology, complexity and integration with the existing facilities, amount of residues to be disposed of or recovered, etc. and economic aspects. Preliminary results have shown WO to be a suitable solution for sludge minimisation. 6 Sewage sludge minimisation by means of wet oxidation process performance and economic sustainability Pubblicazione su rivista internazionale 2014_IntJGlobalWarming_6_2_3_234_251.pdf Articolo in rivista Inderscience, 1758 2083 International journal of global warming Print International journal of global warming Print International journal of global warming. Print Global warming Print IJGW Print giuseppe.laera LAERA GIUSEPPE ROUTES Novel processing routes for effective sewage sludge management TA.P07.002.004 Processi biotecnologici e processi a membrana TA.P07.001.004 Trattamenti per il riutilizzo e per lo smaltimento dei fanghi di depurazione