Transcript
Enjeux de Qualité d’Eau Potable et Stratégies d’Innovation
Gertjan Medema
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Drinking water quality
abestidea.com
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Trends and threats that water utilities have to deal with
Top 10 Trends•Climate change•Urbanization •Emerging technologies•Globalisation•Increased use of bottled water•Consumer involvement•Increase in energy costs•Increased efficiency •Emerging pollutants•Infrastructure deterioriation
EU FP6 TECHNEAU; WssTP
E-sessions.nl
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Emerging technologiesNanomaterials
Challenge…
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Emerging technologiesNanomaterials
…and solution
Nanorust for arsenic removal (NCES) Nanofibers for filtration
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Emerging technologiesFiber optics for asset management
Vertical displacement
Horizontal displacement
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Emerging technologiesFiber optics for asset management
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Vertical displacement
Horizontal displacement
Emerging technologiesPressure sensors for asset management
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Emerging technologiesGIS
Criticality of valves in water supply
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Emerging technologiesGIS
Temperature change in distribution network
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Emerging technologiesICT – GIS augmented reality
Water and sewerage piping and connections
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Emerging technologiesSocial media
Storm damage location of mains
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Emerging technologiesRemote sensing
Vegetation (changes) in catchment
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Emerging technologiesICT + sensor systems
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Emerging technologies Analytical chemistry: accurate mass identification
5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00Time0
100
%
1: TOF MS ES+ BPI935
x4 4.58
4.18
38.60
34.88
23.33
22.62
15.45
14.31
6.41
16.17
16.68
19.9417.07
17.4117.54
18.15
22.3022.20
28.27
24.48
26.65
28.99
34.09
33.39
35.69
36.59
49.7549.68
45.78
41.65
41.05 44.68
49.27
49.53
48.93
48.59
48.15
47.76
44.04
48.87
LC-Orbitrap MS
Identification of compund responsible for toxic response
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Emerging technologiesLife sciences: genetic modification
Stress Promotor
Stress response genes Bioluminescentie genes
Str
ess
Pro
mo
tor
Toxic
compound
BioluminescencegenesVibrio fischeri
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E. coli stress response –
bioluminescence
Immobilised on fiber optics
Emerging technologiesLife sciences + optics
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Molecular methodsqPCR, NASBA, fingerprints, AFLP, sequence
Nucleotide Substitutions (x100)0
14.4
2468101214
Deer (Februari 01 2007)Deer (June 09 2007)
Deer (August 15 2007)Deer (August 08 2007)Cow (May 30 2007)C. parvum (AB441687)
C. spp cervine genotype (EU827413)Sheep (Januari 31 2008)bSheep (November 16 2007)
C. spp cervine genotype (EU827374)Sheep (Januari 31 2008)
C. spp deer genotype (AY120910)Deer (Februari 20 2008)Deer (Februari 20 2008)b
C. ryanae (FJ463193)
C. bovis (HM002490)Deer (April 24 2007)
C. muris (AF093496)
Deer (March 17 2008)Eimeria tenella (AF026388)
Nucleotide Substitutions (x100)0
14.4
2468101214
Deer (Februari 01 2007)Deer (June 09 2007)
Deer (August 15 2007)Deer (August 08 2007)Cow (May 30 2007)C. parvum (AB441687)
C. spp cervine genotype (EU827413)Sheep (Januari 31 2008)bSheep (November 16 2007)
C. spp cervine genotype (EU827374)Sheep (Januari 31 2008)
C. spp deer genotype (AY120910)Deer (Februari 20 2008)Deer (Februari 20 2008)b
C. ryanae (FJ463193)
C. bovis (HM002490)Deer (April 24 2007)
C. muris (AF093496)
Deer (March 17 2008)Eimeria tenella (AF026388)
Forensics: tracing contamination sources
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Emerging technologiesOptics, ICT and life sciences
BioCOM (ANR): Rapid on-site E. coli detection system- Fluorogenic substrate technique- Very sensitive optical detection
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E.coli and coliforms
E. coli and coliforms,7 hrs growth30 min incubation
1: white = colocalization: E. coli2: green = coliform
colony shapecoliform or E. coli?
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2
2 mm
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CryptosporidiumAutomatic counting
ImageJ Ecoli analysis pluginMax size 10, Min circularity 0.75Threshold Otsu, BG correct original
2 mm
Manual countingMicroscope: 105Camera: 104
Automatic (software): 96
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2 μm
Increased specificityCombination of immunology and genetic methods
ImmunofluorescenceIF
Fluorescence in situ hybridisationFISH
IF + FISH
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Innovation strategyCombination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences
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Innovation strategyCombination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences
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Innovation strategyCombination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences
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Innovation strategyCombination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences
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Innovation for healthy, sustainable and efficient water
Health Sustainability
Efficiency Advance
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Acknowledgements
BTO Joint Research programme, Netherlands• Program committee Microbiology
BIO-COM: ANR and related consortium• Ilan Juran, Erich Shaw (W-Smart, France, USA)• Jean Claude Robin (BIOCOM)• Regis Colla (Lheritier, France)• Philippe Jacques, Angélique Cocaign (ProBiogem, Uni Lille, France)• Bruno Nguyen et al. (Eau de Paris, France)
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