Electro Chemical techniques (EC) combined with UV irradiation for the treatment and reuse of textile dyeing wastewaters: industrial marketing Coordinator: Carmen Gutiérrez-Bouzán Partners: EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

INDEX 1. INTRODUCTION 2. DESCRIPTION OF THE TECHNOLOGY 3. OBJECTIVES 4. ECUVal: OVERALL INFORMATION 5. CONCLUSIONS EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Treatment and reuse of water INTRODUCTION 70% of Earth is water ECUVal: Treatment and reuse of water Why? EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Only 1% of fresh water is available INTRODUCTION Only 1% of fresh water is available Only 2.5% is fresh water EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Do you know the water consumption to produce INTRODUCTION TEXTILE: Do you know the water consumption to produce 1Kg of a textile product? EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

INTRODUCTION TEXTILE: water consumption Up to 100 L/Kg Finished product EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Distribution of textile finishing production in Europe INTRODUCTION Distribution of textile finishing production in Europe Italy Poland Germany Spain UK France EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Main environmental problems of textile effluents: INTRODUCTION Textile fibres Preparation of fibres Spinning Weaving Dyeing, Printing and Finishing Clothing Textile product Textile process chain: 73% of total water consumption Main environmental problems of textile effluents: Dyeing and finishing effluents: Coloration Salinity EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

INTRODUCTION Biological treatments: Dyes: non biodegradable Discharge of textile affluent in the biological plant Tertiary treatments are necessary EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Treatment of coloured effluents INTRODUCTION Treatments for colour removal Treatment of coloured effluents Physico-chemical methods -Additional treatment required - Sludge production - Regeneration of adsorbent Chemical oxidation methods - Expensive - Operacional trouble Enzymatic methods - Under research Biologic treatments Inefficient results Electrochemical methods - Operate at smooth conditions - Simple and clean - The electron is the only reagent EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Electrochemical treatments INTRODUCTION Electrochemical treatments ELECTROCHEMICAL METHODS Electrocoagulation Reduction Oxidation Direct Indirect oxidation With active chlorine Without UV radiation With UV radiation: posterior Electro-Fenton Photo-assisted Photo-Fenton Heterogeneous photo-catalysis (Oxidation) 2Cl-  Cl2 (aq) + 2e- (Reduction) 2H2O + 2e-  2OH- + H2 (Hydrolysis) Cl2 (aq) + 2OH-  H2O + ClO- + Cl-   (Mineralisation) Dye + ClO-/ Cl2 (aq) dye fragments  CO2 + H2O + Cl- EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Photo-electrochemical system DESCRIPTION OF THE TECHNOLOGY Proposed solution Electrochemical reactor: cell (reactor with electrodes) electric power suppy oxidation of dyes Photo-electrochemical system Addition of UV irradiation: to increase dyes degradation to avoid generation of undesirable by-products EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

DESCRIPTION OF THE TECHNOLOGY Previous results Colour removal Reuse of water and salts reference reused EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

DESCRIPTION OF THE TECHNOLOGY State of the development 5 National projects Basic research 1 Regional project Semi-industrial tests Next step Good correlation between lab and semi-industrial pilots. 2 patents UPC Lab. Pilot 1 L Semi-Industrial Pilot 400 L EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

OBJECTIVES Execution: 30 months (Jan.2015-July 2017) Total budget: Development Industrial pilot (4m3/h) Validation Market study Commercialization Next step Execution: 30 months (Jan.2015-July 2017) Total budget: 1.476.511€ € EC (EASME) co-funding: 50% First Application and market replication EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

OBJECTIVES Development of the Industrial Pilot: Process EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

NEW DYEINGS INTO THE ACCEPTANCE LIMITS OBJECTIVES REUSE OF: 70% of dyeing water 60 % of electrolyte NEW DYEINGS INTO THE ACCEPTANCE LIMITS SAVING OF: Physico-chemical treatment to remove colour REDUCTION OF Wastewater discharge Effluent salinitiy EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

ECUVal: OVERALL INFORMATION Reuse of effluents decoloration dyeing Treatment, reuse, Validation, Market study and Commercialization EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

ECUVal: OVERALL INFORMATION CONSORTIUM UPC - INTEXTER: Coordination. Design and development LCA analysis Etc. FITEX: Business plan. Dissemination activities. ICOMATEX: Manufacturer. Exploiter of the technology GRAUSA: End user. Validation UPC Technical Coordination Project Coordinator FITEX Business Plan & Exploitation Coordination ICOMATEX ECUVal Cell Engineering GRAUSA Cell Validation Cell Manufacturer Cell End - User EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

ECUVal: OVERALL INFORMATION WP1: Project Management & Coordination WP2: : Preparatory Actions REQUIREMENTS M 1-9 WP3: Industrial Implementation M18-27 WP5: Business Plan & Explotation M 1-30 VALIDATED PROTOTYPE PROTOTYPE (M18) WP4: System Validation M 16-26 M 1-30 WP 6: Dissemination Activities EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

ECUVal: OVERALL INFORMATION EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

CONCLUSIONS ADVANTAGES OF THE TECHNOLOGY: Dyes degradation in the dyeing bath Reuse of salt No addition of chemical compounds No residues formation Possible decoloured effluent reuse Saving of 70 % dyeing water and 60% salt Succesive reuses EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

CONCLUSIONS EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

Possibilities as complement of biologic treatement CONCLUSIONS Market: potential users INDUSTRIAL SECTORS: Generation of non degradable compounds Receptors of green technologies (reuse of water…) Textile Sector Chemical Sector Validated Possibilities as complement of biologic treatement EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015

THANK YOU FOR YOUR ATTENTION!! EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015