HomeMy WebLinkAbout07. Receive debrief from the Danish Tour on Innovation attended by Director of Engineering and Technical Services Jean-Marc Petit 7■
FACT
US
$- TEWATE'R'._
.
D
E L E G_ A&I-0.' N.
TO DE""NMARK
MARCH 5=1
CENTRAL CONTRA COSTA
: ANI
. ..R STRICT
Jean-Mare Petit
Director of Engineering and Technical Services
BEEP Committee May 22, 2017
INVITATION
On behalf of the Danish Knietry of Foreign
w Affairs the Water Technology Alliance is
` 4 proud to invite you an a WasteNater Fact
Finding trip to Denmark in March 21117.
w
1 4; 1
l
Jakob Andersen
CALIFORNIA Danistl C"sul General
WASTEWATER FACT FINDING Tlrilp TO DENMARK
-A urdque opportunity to experience first-hand haw Denmark is worfdng to optimize wastewater
treatrri".ertsrgr efficiency,resource recovery and water duality.
From Manch 5"to March V ttre Danish water Technok•gv Xtiances in Chicago and r..alifomia Et hosting a
focused week tang Fart Finding trip to Denmark for carefulky setetted US staktWder3.Apart from the
airfare to Denmark the trip is paid lof in FUN by the orgarzeis.
We are delighted to iricJude you In a swap gawp of carefcdly selected utitities and key stakeholders who
are formally invited to part(tate in the trp.
The Fact Finding trip will be an intense wtek land deep dive into specific soiuti`rts and innovative
projects.A''e have Put together a tight pacl�d program xrlth a combina€ion of on-site vislts,visits to key
Innovators and profscts shatcasing what Denmark n81 implement tomorroty acrd the Fears ahead.As a
participant you Oculd expect long days dedicated to professionaf d'iscussions..n other words-tlps is
not a leisure trip,but an educational journey that hopef0jo will leave bots'ym and the people you visit
miser and invired to tale action.
You WE he part of a small,group of d"cated water and we expect to dedicate a foil day 9f
the program to share and discuss the challenges you ire working with to ensure ruu rrt or-4y get nerd
knowledge and Inspiration but also spe0ic action polr--ts for 9mpiementadon upon;slam w the uS.
with consideration to the very limited number of avtlatge spots,the further p:anniny of the trip and our
abi9ty to maadrn'sze the output for 4111 participants vie would greatly amreclate a commitrinq RSVP from
You no later than;and preferably before]February t`2017 to marard;•rsm.dk.
r'4 �• {;�
All participants will recelve a fact finding program package a few creeks prior to drpartare.
'Ale took forward to hear from You.
The Plater Tec hinol 1gy AMianCe5 in California 6 Chieago
r•
5/15/2017
PARTICIPATINGAGENCIES
* CCCS D (1)
• EBMUD (1)
• S F P U (2) •nag$
CMSA(2) ;
.� AA .:
• Inland Empire (2) •
• VVWRA(1) a
• West Lafayette, IN (2)
• Freeport, IL (1)
• CASA 1
• Ed McCormick
• American Bottoms, IL (1) , f�
FACTS ABOUT
Geography
• Geographic region:Scandinavia
• Time zone:European(GMT+1) .
• Climate:Temperate,humid and overcast,mild.windy winters and
cool summers .�.. •;�,,..�. ,r•7 �...,.
• Area:42,916 square kilometers Denmark
• Capital,population:Copenhagen 731,187(2014)
= Other major cities:Aarhus 256,018 and Odense 170,327
Demography
• Population:5,627,235(2014)Population density:130.5 pr.square kilometer(2014)
Economy
= Currency-Danish Kroner,DKK.1 Krone(6.7 DKK=1 USD,2416),(7.46 DKK=1 Euro.,2016)
Government
• Since June 28,2015,the present Government has consisted of the Liberal Party of Denmark(minority government)
• Prime Minister:Lars Lokke Rasmussen from the Liberal Party of Denmark(Venstre).Member of:UN,OECD,EU,
NATO,Schengen,OSCE,IMF,WTO and others.Form of state:Constitutional monarchy
• Head of state:Queen Margrethe 11(since January 14,1972)
More information on Denmark and the Danish energy story can be found at htt :/fstatevf reen.comien/ a es/facts-aboul-
denmark
2
5/15/2117
DENMARK
Sweden
Suomi
Norge Finland
ON W Norway ,
[�arsrn�rk �d�
United
Kingdom %A 659napy
Ireland ) Polska -Belarus'
I' tyre rQeutschland Poland
„ GeFinany,.
YKPaTHa
est retch Ukraine
' ► ; Austria
France Rom5nia, t
Romanl,6
Italia'
P fli
E
Spain J1ha5a'
Turkiye
f
- _ V-
Ysbotq All%
or
�yta S
�� FI•xr�lt�s `SY•�F
spun !
V;Wd+
fr c PA.0 ii
Est;{�Cvq ice. ffti"�!1!1}, `M tit
° rr Q'
N M3
Ud�se Stii�e1;A �
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i� I
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Locations visited while on the tour
5/15/2017
3VANO tiSfT'A N!"W SfXUTIONS
Our International aaJeclive CsJnWiy profa+e
Untidy uowcrttutori
Jur international objective
Danish companies and organisations are at the forefront of
green technology and knowhow.This site IS YOLK gateway to
the water solutions that we at Aarhus Vand stand for-and we
welcome you. CLAUS HOMANIN
Developnvrrt W Aarhus Vand4
Phow+45 89 47 13 00
Our goal:Export and attractive job:3
There X43 se:rcral qcW ieascxts vwtry we as a utAly csxrpiny watt to kvk beyorM our Wdem aW palticipale in
IntiCYils3lK"nUsskxts We want t4 suprt the expot pcitertUM of[)arosh Wallet lectuiakw 41 do"C4w@`it'1Wn
with DanKh expoil conpanies ad c mix-ies wnimig with the pronwtlon W expym Chi role WW".s proMiny
krow_how and making oior demonsVaW ptaMs ayaga#�e.
An mlematlrxW dimensW niches our conVany woore alttactivC as a titiwxkjtac:e,In ads On,we acture new
krO~ge tticoi,gh your lrjterriatkmal AC*dtlas 11-W hear;,W=mase aril dcve+op W prccvssrss and lxacedwes thus
in'otirrr+ring Aarhus Vand.
BEEN MEN!
3VAND NEW SMUTIONS ASOUT US
Water Technology Alliance - a strong
strategic collaboration between Denmark
and the Us
Water Technology Aliance(V TA)is a strategic collaboration CLAUS HOMMN
which involves Denmark,sharing with the U5 the knowledge
gained through decades of experience within the areas of Chief•r
wastewater treatment technology,energy management, ' '"
torrential rainstorm operations and related issues.
Phom 11
'1
3
Danish water utilltles are ahead when It conies to fachnology,plannlrxj and know-how-With water and wastewa3er
having became a crlticai issue not only in the US but also on a/global scale-the D - 1;.;3,3L s t has.
logelher with:VAItl'i'forriied the Water TechnciNy Alliance(WTAy-
lay hawing repre en atwes from Me Ieadin�l Danish tAlit es spread lite,"about Denmark having had the sante
challenges that the Am=erican utliltles are presently facing.there is a strong tenet that Vie cooperation bemeen Me
American ut€ililes and the DanisF!Vhter Ind ltstry Wits blossom and gala advantages th ough the Mods m de by
WT'A.
4
5/15/2017
WASTEWATER FACT FINDING ToUR
• AarhusVand — Marseilsborg, Aarhus
• VCs Denmark — Odense
• Grunfos
• Landia
• Danish WEF (DANVA
4.
• Nissen Energy
•
DHI
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axu
AARHUS
ora*husvand
The travels of the Vikings I traders
aarhusvand
Velcome to Ares(the mouth of the river)
The Viking city Aros from the year 700 is both a
castle,port,marketplace and naval base -
t
The king Harald Blaiand(Harald bluetootr:)958- ti's►
987 fortifies Aras and turner it into a naval base,
The countrys first bishop had its seat in the My,and � ti
the merchants turves it into a lively trading town
986 ad.The VVTA came to the American continent`7 p
Y
r
It is the second oldest city in the Nordic contries..It
Is Unic since the center of town hase been the
same for the last 1200 years.
6
5/1512017
Master Plan —Wastewater Treatment aarhusvand
4 }
Egh WWTP .ate
2008-2016 S` 2020-2030
Aaby WWTP
71 Egh WWTP
ALI
#-i120,400 PE ..
84,001 PE tit
r4
tot
- r 1 0
INV
K
n 4 a�•
a
of r,
Marsellaborg WWTP
My WWTP Marsellabvrg WWTP
Mirw
r
. .� 470,000 PE
j Omni
4.
k 7 Ek MPM
83,000 PE 220,000 PE
Aarhus Vand Tariffs aarhusvand
E/m 3
Water and Wastewater tariffs 2013 2014 2015 2016
Drinking water,price 1,45 1,403 1,4.4 1,12
Government tax 0,82 0,82 a,'88 1,05
Sewage disposal charges 3010 3,26 3,34 1,77
VAT 1,34 1,37 1,41 1,30
Water and Wastewater Tariff per rn3,incl.VAT 6,72 6,85 7,07 6,23
Exchange rate: 7,45DKK/€
7
5/15/2017
aarhusvand
4.
Discharge Standards - Development
Discharge Standards — Municipal Wastewater Treatment Plants
Parameter 2016
(sensitive
areas)
BOD,5 mg/l 150 25 15 10 25
Total N Mg/I - 8 8 15
Total P mg/I 1.5 0.4 1
Type treatment M IVIR Mei NP MBNPS
Legend
M=Mechanical
MB=Mechanical-Biological
MBNP=Mectiaiiical-Biological-Nitrogen-Phosphorus removal
MBNPS=Mechanical-Biological-Nitrogen-Phosphorus removal and sand filtration
(1)Council Directive 91/271/EEC of 21 May 1991 concerning urban waste-water treatment
aarhusvand
Polluter Pay Principle—Domestic and Industrial connectio'
ex l,
0 Wastewater services of Aarhus Water(Investment and O&M)
V 100%over by the customers after"Polluter Pay Principle"
# Domestic connections pays according to the tariffs sheet
0 Industrial connections pays according to
.,/ Notice of special contributions for particularly polluted wastewater
Limits(valid from 1st Januar 2016)
1 F_
Parameter Tariffs 2016
(fJkg)IncI.VAT
COD > 1600 mg/l 0.21
Total N > 100 mg/l 2.38
Total P > 15 mg/I 3.92
5/15/2017
aarhusvand
4
Wastewater Takes — Payed by Aarhus Water
Tax Payment to Government
Tax Rates—Pollution Discharge
1
Total N flkg 4
Total P EIkg 22
BODS EIkg 2
Playa Layout aarnusvand
Marsellsborg WWTP - 200,000 PE
t'
if
f rt �.
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9
5/15/2017
DEAMMONIFICATION -- DEMON
If
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SIMULTANEOUs NiT
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5/15/2017
HEAvy RELIANCE AND
HSE OF
INSTRUMENTATIONS
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Power Consumption and Power Production ,
MJarselisborg WWTP, Electricity, 2004-2016 '
IJ.
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yLeV�VVV
2R/VSfIJyQ a _
taEs7�7 - -
aft-.y� ■?raxk6:'
5/15/2017
MARSELISBORG PLANT, AARHus
• 2010-16. optimization of Power' Consumption
and Production
• 2010-11 :Replacement of 2 biogas engines
2011 : Replacement of blower
* 2013: Sale of surplus heat
• 2015: Sidestrearn anammo
* 2015: Replacement of 1 biogas engine
•
2016: Replacement of 1 Dekanter
Optimized Energy Production
Improved Biogas Utilization
HEAT F1 FAT
Q 0
V 0
Digester Q 00 ,
g District Heating System
D
a
r
FLRI W7-FR
0
r_
ELECTRICITY
Agriculture Power Grid System
12
5/15/2017
Process optimisation 2003-2008
N-removal controlled NH,,-and NO;,online
SCADA System: `r
A
• Online control ammonium og phosphor �
Control of blowers according to W44-load
estimate
Controlling sludge age
g g
C h i e ve m e n t s; �..��,.,.. ...��....� .,.
• Reduction of electricity consumption
I
eduction,—700.000 kWh/year
Reduction in WW tax 850.000 kr./year
Optimized energy production aart,usvand
Phase 1:Replacement of 3 old gas engines with i wo h Igh
efficiency - 2 pcs 250 kW CIII'Units
project .:
Implementation 20t0-1
.a.
• ConstrlrctIOn rvst� #;382.000 u
• Replacement of 2 bioga�eNnes:
'Electric-tty;production(€�r.#rlitica+nal prn�rctu n) a I rox.1 ai
b` kV'h!year
■ CO2-reduction:426 tonslyear
pay ba['1 trrrrne(# 1)3 years
New gas e
Power efflooncy
-; fx SurptLes treat eftle,
Toter eff clency N of
13
5/15/2017
Optimized energy production
Phase 2:New CHP and gas treatment v n
a
Gas engin*installation:
Key data for the project:
Implementation: 2015
■ Gas treatment-Activated cartoon
* Power production(surplus production):
900.000 kWlvyear
• Investment:3,7 mill.DKK.(430,000 Ey
C0,7-reduktlon:376 tonslyear
RQI approx-4 year
n
<. New gas engine
* 1 pcs.358 kW CHP biogas molar
Gas Treatment: Power efficiency 40%
d r '
iws
r.
K
C '
Iry
Replacement of one HV Turbo blower in 2011 a a rh u sva n d
HV Turbo blowers - 1992 $ W
Reduction in electricity p�
consumption : 300,000 h/yea r
{`
C0153 tons/year
` Construction costs : US$270.000
i
• Pay back time (R01): 4-5 year
y 1
ABS HST Compressor '
i
it
12
v 1.
14
5/15/2017
�r
VCS
Odense
--the 3rd largest city in Denmark
200,000 Inhabitants
i
...� Ar-
VC .
Our Vision and Company Values
VCS Denmark will be a role model-locally,nationally and internationally.
We wish to create maximum value for our customers
-and,preferably,more than they expect.
Responsibility
Innovation
y
Professionalism ;
Loyalty
Commitment �
Humor
15
5/15/2017
VCS Denmark �-��� �,
Key figures
Water supply Wastewater
45 production wells 115 kM2 catchment area
7 watenvorks 2,200 kirn of sewers
9.1313'mill, m-1 supplied water per year 390 storm'water overflows
1,029 km of pipellne 300 pumping stations,main sewers
49.000 water meters 26 tons sludge production(22 pct.dry
164.000 inhabitants supplied solids)
14 treatment plants
36 mill.m3 treated per yeal-
582,200 treatment plant capacity,PE
i-OP1111011"
Example.
Average household expenditure based on a consumption of 110 M3 per year.
Water tariff 968.00
Groundi,vater protection 110-00
Annual meter fee 480.00
Green tax(water) 687.50
Annual wastewater fee 590.00
Wastewater tariff 3454.00
Vat 25% 1,572,SO
Total,Vat incl. 7,861.25 1,062.00 1,123,10
16
■
Creating the WWTP of the future
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5/15/2017
WNW
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TOcolt
- -�
rw �a cryrflW ►'ro►3fwr
PC W&M
b T &Few
�`►n w�°" C+de+rst ROW
AR
Ab O"C*95
vW.
o ant
i
firs
b »aw $ ahi - --------------------
s, Moe Waste rater Treatment Plant
Figure 1-l;jby hfolle IVNWP Process Flow Diagram and Summary of Key Facilities
OW
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J,006 '
vi -
2 NY7 i4x� ill? RIP; t'-•:
Figure 2-Actual Energy Profile(Electricite only)as a Result of Ef3O Implementation—
EMArVNN"TP
18
5/15/2017
Availability of detailed historic energy
consumption and generation data is key in the
evaluation of optimization opportunities
Ejby Molle WWTP 2011 Annual Average Electricity Consumption
T?1 too-1t lot oolw�
I AIM SkmW
-so' ' Frra4r�;crier
MOWN I i Ike
.4c Yrv.s;ed�udgc
am%
U%Nmc:g
0-0"
A,r.alrrY 3EI
Ejby Molle WWTP 2011 Annual Average Electricity Consumption
Sc ree P.-ar K,and Gr a ase P1 m a ry Tr-t at rr.e rf
Thi[lte nj qjDe wate;n g JIB% 3.09%
Cemrifluge
6.44% OM" Pumping to Trickling Falters
ilii Z.25'J1
Anaerobic DlpesWn
Sludge Star ar-
VX 'Fric Ming Filters-
Re C-f f w Amts F4%-PµI
4.73%
10,4314 Trilk6ongHters-
UMUS wMPjnj
AcMated Sludge-Oft,,efTric kir-i Filters-Adtu orn
0.24% Pu rnpi ng to Act Sl.0 dge
WA5PUMpfng Anwrolink
Acfivated54udge
ZOPI'Micess
A-tivated!Sludge-
RAS Purnpag
D.85%
A c"zed Sludge-
GWdaflon Ditch Wnsog Oft h 0.0 1 Aic'n
3.0991
Figure 3-2011 FNINI.-XVIT Energry Consumption
19
5/15/2017
Wastewater focus changes over time
Ory
Hygiene Environment Climate and
rr��SnUCCES
Ejby Moeller WWTP Optimization Project:
Achieving net positive energy efficiency
while complying with stringent effluent
demands
.Y
Short List
mplement chemically enhanced primary
treatment(CEPT)
Decommission TF and convert TF clarifiers
to CEPT for wet weather-treatment ►� ,►
Operate at shoe ter SRT in AS system
Reduce effluent filtration operation to 12
hoUrs per day
/e-direction of high-strength organic
waste -
/m
plementing deammonification for N
r,-rnoval sidestream
Implementing deammonifications for N f
removal rnainsUeam .,
Replace aeration system in oxidation aitch
V*w CHP engine
i
y
20
5/15/2017
Sludge reduction
Superhtrated Slearrr Daring and Pyrolysis.
u! The th er m at e n e i Sy;s,recoverable and sv It able lot ill so Ic t or prices heating
r
rAEa - ree�m,
purpose.
The residuat blochar Is rich art plant available phosphcwus and Is suitable as a
Fertilizer product witliln the agriculture Industry,
" SUBLIMATION rneaas going from solid form to gas form without passing
throkigh the 11(juld phase.It Is a Flash Pyrolysis system.
0 SUBLIMATOR plants are able to Convert all kinds of organic material Into gas
and acMated carbon or BIOCHAR In a fast and efficient way vilthout the use FRICHS 41s
of bacteria or enzymes. CCC TEG-11
A clean gas can be delivered to gas erigine/tutbine-generaiors,or other uses.
At I Ivated tartan or BloC h at is generated.
05car Company
Rotary kiln
Maybe able to perform pyrolysis
Emissions next step after energy neutrality
I tonnes methane
equivalent to 25 tonnes
CO2 Science for Environment Policy
N20 equivalent to 298
tonnes CO2
Former research on N20
emissions from waste
water very uncertain
Some utilities makes CO2 Nitrous oxide is now top ozone-layer damaging omission
accounting without
including N20 and Acwdng to r*w r#Homh.onusi*?ns of wttw(*xKWm t*oos oxxio(Nzo)4we now(A,$vV
Methane rtwo dwooge lio V ohxw jayw oloo mow of"owtfoW OZlx*dWkdV Wstono*4
Qi*Is prt*KWd to remdmn Ow caw kx the test of titin*mtjxy.Tbo study sug"sts that homtV
At the moment no Qi*
reasons for N20 6111iSswins rXAN h9%)mile Ow fecovwy of the ozone I"&W W&W ditnnto chmvp
econo
minimizing N20 many ozorw-owp4"I 3umtxscoi trade been masN co as a re"at ft*ktwvL�jj aic
m,qdaV1 t4 Eu*05�rwf-N.(j 5 EMvfd#W MK"N-d WT4000ae"sao"O,ft WWI WKLory W a
&YPrudw rA a7xLdhr-'V"wT me aM hw krW ko4 t �Kwi ft robe to azrne d"ron has be4!n Nw_y%n
Rx SCWW Vems&W It F.VMLW IV CFC,'s in 9-kat A M st-*k-WWfl It*treat*C t'am's SAK(JCe NA tt*aM.41 WtW�,
*�- mq aKUvr chewxaft wh&,tramporw inx!lie suL*mptwe:tw*"n.o and ry itm itwri tie kokKe�
4owevre UQ is rKA dekied as an ODS wKky rw&tc ikeLk Prziocoi aw,aft�it*a greentw-Kme 9j%(00�p;
m&tkd a are Dom* rA 4&mn ahW�rt KvM m_4ocA� -Is"-UOns remao,"eg"ed
*400
made, j
21
5/15/2017
Why international cooperation?
Personal experiences
English!
New perspective on daiiy work
What are you doing?
Why am I doing this the way I do
It?
Self reflection
Inspiration
Professional development
Attracting the best new
employees
Personal motivation _�.•,i rat�.:,;�y
act ':.
�lrK�l.4 N+
M 0 T I VAT
"" ,msµ
=mild
Launching our
international cooperation
Facilitated thFQugh CH?M
Kickoff workshop in 2013 for dsammonifiication
technology
Letter of Intent
6ErFa 7F4Ar:pT
VC5
.� rtrx h.orrw.
s�
resQa1urs
off'
a Chun'
C�aQf
OON
Areas of cooperatio a
OeammoniFcatian-sidejrnainstream
Maintenance of online sensors
Ammonia-based aeration control '
Nutrient removal optimization
Energy production !�
a
MEET
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22
5/15/2017
Other ongoing projects
Insulation of digestion tanks `'
Alternative cooling of server roams M
Centralized sludge digestion Imptementmg sidestream and mainstream
' deamrnorifrcation far N control WATER
Measuring nitrous oxide ur-s�u�rc€s
Developing"hybrid"aeration concept by 7W UTILITY'
Afforestation cornbining mechanical and diffused aeration A FUTURE"
systems
Integrated watershed modelling 4` 'UUA
Development or methods For a„climatic"
optimization of all our projects -
Establishing Photovoltaic power plants Where are we today in this
Well field modelling and optimization journey...
Energy optimization of building mass We are recovering water
Base flow maintenance of Odense t;
River
We are recovering energy
EMWRRF energy net-positive
(�15C1°Ia)
We are recovering nutrients
`1 Co-composting our biasolids with
municipal green waste
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WSW Now
Achieving energy neutrality
Identify energy optimization opportunities;
concentrate on short-term, readily
implementable scenarios to reduce
consumption and/or increase generation,
decreasing GHG emissions �r
Identify and document all options, including IA�
longer-term opportunities for positive net
energy status for future consideration
Plant-oilde mass and energy balance model
used to evaluate operational and facility energy
optimization scenarios
Collaborative approach identified "operational" Project received 2013WIEx
path to energy self-sufficiency Process Optimization award
Implementing sidestream and mainstream
deammenification for N control WATER
RESOURCES
Developing „hybrid"aeration concept by �ri[T '
combining mechanical and diffused aeration FUTURE
systems F t U
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XW fafixic:5. Institute for Water and
Environment),is an
international software
development and engineering
Nip consultant firm headquartered
iWAFM in Denmark which specializes in
,rw-�V hydraulic and hydrological
modeling software.Originating
in an institute founded in 1964,
DHI has about 30 offices
vvw�� throughout the world,with
U V;I/fAw-Z software development centres
in Singapore and Horsholm,
...'. Denmark,and approximately
1100 employees.
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WATER AND WASTEWATER TREATMENT
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cost-savingsReal-time process controls
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