electro chemical techniques (ec) combined with uv irradiation … · 2015-12-18 · electro...
TRANSCRIPT
Electro Chemical techniques (EC)
combined with UV irradiation
for the treatment and reuse of textile dyeing
wastewaters: industrial marketing
Coordinator: Partners: Carmen Gutiérrez-Bouzán
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
INTRODUCTION
ECUVal:
Treatment and reuse of water
Why?
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
70% of Earth is water
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
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
INTRODUCTION
Distribution of textile finishing production in Europe
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
Italy
Poland
Germany
Spain
UK
France
INTRODUCTION
Textile fibres
Preparation
of fibres Spinning Weaving
Dyeing, Printing and
Finishing Clothing
Textile product
Dyeing and finishing effluents:
• Coloration
• Salinity
Main environmental problems of textile effluents:
Textile process chain:
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
73% of total
water
consumption
INTRODUCTION
Biological treatments:
Discharge of textile affluent
in the biological plant
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
Tertiary treatments
are necessary
Dyes: non
biodegradable
INTRODUCTION
Treatments for colour removal
Tre
atm
en
t o
f co
lou
red
eff
luen
ts
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
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
DESCRIPTION OF THE
TECHNOLOGY
Proposed solution
Photo-electrochemical
system
Electrochemical reactor:
• cell (reactor with electrodes)
• electric power suppy
• oxidation of dyes
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
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
Lab. Pilot 1 L Semi-Industrial Pilot 400 L
Good correlation
between lab and
semi-industrial pilots.
5 National projects
Basic research
1
Regional project
Semi-industrial
tests
2 patents
UPC
Next
step
DESCRIPTION OF THE
TECHNOLOGY
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
OBJECTIVES
Development Industrial pilot (4m3/h)
Validation
Market study
Commercialization
First Application and
market replication
Execution:
30 months (Jan.2015-July 2017)
Total budget:
1.476.511€ €
EC (EASME) co-funding:
50%
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
Next step
OBJECTIVES
Development of the Industrial Pilot: Process
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
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
Treatment,
reuse,
Validation,
Market study and
Commercialization
Reuse of effluents
decoloration dyeing
ECUVal: OVERALL INFORMATION
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
UPC Project Coordinator
FITEX Business Plan & Exploitation
Coordination
ICOMATEX ECUVal Cell Engineering
GRAUSA ECUVal Cell Validation
ICOMATEX ECUVal Cell Manufacturer
GRAUSA ECUVal Cell End - User
EuroMediterranean Conference on Digital integration, energy and resource efficiency: Krakow, 27-28 April 2015
M 1-30 WP1: Project Management & Coordination
WP2: : Preparatory Actions
REQUIREMENTS
M 1-9
WP3: Industrial Implementation M18-27
WP4: System Validation M 16-26
M 1-30 WP 6: Dissemination Activities
WP5: Business Plan & Explotation M 1-30
VALIDATED
PROTOTYPE
PROTOTYPE (M18)
ECUVal: OVERALL INFORMATION
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
INDUSTRIAL SECTORS:
Generation of non degradable compounds
Receptors of green technologies (reuse of
water…)
Market: potential users
Textile
Sector
Chemical Sector
Possibilities as complement of
biologic treatement Validated
CONCLUSIONS
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