wwmt-d2s4.1 use of ceramic membranes and associated water treatment processes by jonathan clemen
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Overview of PWN TechnologiesOverview of PWN Technologies
Jonathan ClementJonathan Clement
Managing Director AsiaManaging Director Asia--PacificPacific
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The Netherlands16000 mi2
m on peop e
13 million pigs
m on cows
90 million chickens
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PWNPWN 105 million m3/year
turnover € 175 million
750,000 connections 500 FTE
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InnovationInnovation
serious (urgent) problemserious (urgent) problem
innovation competenceinnovation competence accep ng r s anaccep ng r s an
having trust and patiencehaving trust and patience
funfun
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Profile of water supply companiesProfile of water supply companies
reliablereliable
preference for proven technologypreference for proven technology
many rulesmany rules
A Culture not Conducive for InnovationA Culture not Conducive for InnovationA Culture not Conducive for InnovationA Culture not Conducive for Innovation
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a year that changed our futurea year that changed our future
after ten years of negotiation, a salt treaty to
cancelled
RO treatment necessaryRO treatment necessaryRO treatment necessaryRO treatment necessary
development of first integrated UFdevelopment of first integrated UF--RO plantRO plantdevelopment of first integrated UFdevelopment of first integrated UF--RO plantRO plant
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a year that changed our futurea year that changed our future
after ten years of negotiation, a salt treaty to
cancelled
measured near the guide line 0.1 µg/l
a barrier for (polar) pesticides is necessarya barrier for (polar) pesticides is necessarya barrier for (polar) pesticides is necessarya barrier for (polar) pesticides is necessary
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selection advanced oxidation processselection advanced oxidation process
ozone ase processesozone ase processes
– – OO33/H/H22OO22 treatmenttreatment
– – 33
hydrogen peroxide based processeshydrogen peroxide based processes
– – 22 22
– – UV/HUV/H22OO22 treatmenttreatment
selection: UV/Hselection: UV/H22OO22selection: UV/Hselection: UV/H22OO22
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11/18B&V -
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PWN’s Innovation has Lead thePWN’s Innovation has Lead theWorldWorld Constrained with challen in water ualit andConstrained with challen in water ualit and
the end of the Rhine Riverthe end of the Rhine River World’s first large scale integrated membraneWorld’s first large scale integrated membrane
p ant n t e worp ant n t e wor
Developed, created, engineered the world’s firstDeveloped, created, engineered the world’s first
membrane and UV/H2O2 fastest growingmembrane and UV/H2O2 fastest growingtechnologies in the worldtechnologies in the world
membrane and UV/H2O2 fastest growingmembrane and UV/H2O2 fastest growingtechnologies in the worldtechnologies in the world
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PWNT a wa to accessthis technology
100% owned by PWN Water Supply100% owned by PWN Water SupplyCompany North Holland (utility)Company North Holland (utility)
100% private company (BV)100% private company (BV)
– – HighHigh--end solutionsend solutions – – eve opmen pro ec seve opmen pro ec s
– – Emergency supportEmergency support
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New InnovationsNew Innovations
Cost , efficiency, and resilienceCost , efficiency, and resilience
CeraMacCeraMac
– – membranesmembranes
SixSix – – suspended ion exchangesuspended ion exchange – – significant improvement over MIEXsignificant improvement over MIEX
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optional treatment phase 3wtp Andijk
Lake IJsselLake IJsselLake IJsselLake IJssel
IXIXIXIX
UF/MFUF/MFUF/MFUF/MF
GAC filtrationGAC filtrationGAC filtrationGAC filtration
GAC filtrationGAC filtrationGAC filtrationGAC filtration
2222
G.Galjaard, J.C. Kruithof, P.C. Kamp (2005), AWWA MTC Phoenix G.Galjaard, J.C. Kruithof, P.C. Kamp (2005), AWWA MTC Phoenix
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from IX to SIXfrom IX to SIX
® ®
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IX process demands
capable of treating raw surface water
choice of multiple resins (suppliers)
no resin ‘blinding’ and/or loss
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‘state of the art’ on IX
mainly used in industry (ultrapure water)
no large scale applications on raw surface water
there is a world wide wish to use IX on waters
containing suspended solids(direct treatment of surface water)
current available technology’s: ®
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limitations fluidized bed IX
never used for large scale applications(>1000 m3/h)
– large volume of regeneration solution
– discontinues adsorption process effluent quality depending on flow, time and
influent quality
resin ‘blinding’ occurs due to biofilm formation
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limitations MIEX ®
major part of the resin is re-circulated or re-usedwithout regeneration leading to:
–
– resin ‘blinding’
– high resin concentration and/or contact timesres n an tec no ogy can on y e purc ase romone supplier
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-
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process
raw waterraw water
resinresin
contacting resin storage
separation regeneration salt re-use
effluenteffluent fresh saltfresh salt wastewaste
G.Galjaard, P.C. Kamp , Erik Koreman (2009), SIWW Singapore G.Galjaard, P.C. Kamp , Erik Koreman (2009), SIWW Singapore
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using alternative resins
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SIX model projectionsSIX model projectionsusing commercial resinsusing commercial resins
95
100
UVT [%]UVT [%] x2
amberlite
90 lewatit MDS
85
CT = 20 minutes
lewatit VPOC
75
70
0 5 10 15 20 25 30 35 40
resin concentration [mL/L]
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UVT in timeUVT in time
95
100
UVT [%]UVT [%]
90
effluent SIXeffluent SIX
Lanxess Lewatit VPOCLanxess Lewatit VPOC
80
70
75
raw waterraw water
65
01-07-2008 29-09-2008 28-12-2008 28-03-2009 26-06-2009
datedate
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--
nitrateaverageaverageconcentrationconcentration
averageaverageconcentrationconcentration
raw water CSF ECSF SIX-MF
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summary SIX ®
SIX process fulfills demands
advantages SIX compared to existing ion
– no resin ‘blinding’
– compact resulting in a low footprint – low resin concentration
– low resin inventory
– high effluent uality
– reliable model to design pilots and full-scaleinstallations
–
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optional treatment phase 3wtp Andijk
Lake IJsselLake IJsselLake IJsselLake IJssel
SIXSIXSIXSIX
UF/MFUF/MFUF/MFUF/MF
GAC filtrationGAC filtrationGAC filtrationGAC filtration
GAC filtrationGAC filtrationGAC filtrationGAC filtration
2222
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rom orom o
CeramacCeramac ® ®
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ceram c mem raneceram c mem raneadvantagesadvantages
long life expectancy > 15 years?
and oxidants
very narrow pore size distribution
and BW pressure
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METAWATER MF ceramic membrane
D = 0.18 m
number of channels = 1904
diameter of channels = ø 2.5 mm
o a mem rane sur ace = m
.
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courtesy of Metawatercourtesy of Metawater
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ceram c mem raneceram c mem ranedisadvantagesdisadvantages
economical feasibility
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courtesy of Metawatercourtesy of Metawater
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conventional design 1200conventional design 1200 MetawaterMetawater elementselements
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Ceramac 1200 elements
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block design for ceramic membranesblock design for ceramic membranesblock design for ceramic membranesblock design for ceramic membranes
existingexisting
blockblock 2 blocks2 blocksexistingexisting
innovativeinnovative
blockblock factorfactor
number of elementsnumber of elements 100100 200200 200200 22
number of valves / blocknumber of valves / block 6969 138138
foot print [mfoot print [m22
]] 52.552.5 105105
stainless steel [x 1000 kg]stainless steel [x 1000 kg] 3333 6666
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block design for ceramic membranesblock design for ceramic membranesblock design for ceramic membranesblock design for ceramic membranes
existingexisting
blockblock 2 blocks2 blocksexistingexisting
innovativeinnovative
blockblock factorfactor
number of elementsnumber of elements 100100 200200 200200 22
number of valves / blocknumber of valves / block 6969 138138 66 22.422.4
foot print [mfoot print [m22
]] 52.552.5 105105 4.94.9 21.421.4
stainless steel [x 1000 kg]stainless steel [x 1000 kg] 3333 6666 55 13.213.2
P.C. Kamp, G.Galjaard (2009), Brisbane P.C. Kamp, G.Galjaard (2009), Brisbane
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100
productivityproductivityproductivityproductivity
80
60
20
40
0
backwash interval [min]]backwash interval [min]]
P.C. Kamp, G.Galjaard (2009), Brisbane P.C. Kamp, G.Galjaard (2009), Brisbane
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100
productivityproductivityproductivityproductivity
80
Ceramac designCeramac design
60
20
40
0
backwash interval [min]]backwash interval [min]]
P.C. Kamp, G.Galjaard (2009), Brisbane P.C. Kamp, G.Galjaard (2009), Brisbane
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performance evaluation
demands for new pre-treatment
water quality
sustainability
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in r Kin r K r Mr M Pl nPl n 2.8 MLD plant started operation June 20112.8 MLD plant started operation June 2011
mon s o n ens ve opera on an es ng omon s o n ens ve opera on an es ng o
determine whole life cycle costsdetermine whole life cycle costs
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Andijk 3Andijk 3
Final design in process of being completedFinal design in process of being completed
Plant to include combined SIX andPlant to include combined SIX and CeraMacCeraMac
Operational 2013Operational 2013
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ConclusionsConclusions
CeraMacCeraMac technology very robusttechnology very robust
– – problem free, low maintenanceproblem free, low maintenance
– –
SIXSIX
– – ideal for high organic watersideal for high organic waters – – strong prestrong pre--treatment for membranes, UVtreatment for membranes, UV