Download - Session 2 Water Audit Presentation
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© Confederation of Indian Industry
Water Audit inIndustry – CII’s
Perspective June 22 2011
Pranab Dasgupta
National e!inar on "tandards#or $uality and %!po&er!ent'
Directorate o# tandardi(ation)*D
Dept o# De#ense ProductionNe& Del+i
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Agenda #or today’s presentation
Water Audit – Introduction , -ey drivers
tandardi(ation and .enc+!ar-ing
Approac+ and )et+odology supported &it+ case
study
Water Audit in building
)onitoring , /eporting
ypical cope o# Water avings
/eport Card – CII Water Audit Progra!
o& to scale up Water Audit
Introduction to CII riveni Water Institute
.usiness Co!!unication
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3eys to uccess#ul Water)anage!ent 4&ater audit being a core
co!ponent
1. Integrated Approach2. Address both Technical + Human side
3 Accurate baseline data
4 Logical sequence –implementation in phases
!ot onl" ho# much #ater but ho# it is used
$ %ualit" &ersus Application matching
' (onsidering True (ost o) *ater
,nderstanding Li)e ("cle (ost
WA%WA%
//A5DIA5DI
re6dre6d
tepsteps
7474
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Water Audit – Core %le!ent o# Water)anage!ent Progra!
A Water Audit is a "yste!atic Approac+o# Identi#ying8 )easuring8 )onitoring
and /educing t+e Water Consu!ption by
various activities in an Industry'
W+y Water Audit 9
*ne s+ould -no& e:actly +o& t+e &ater is
being used in +is pre!ises prior to planning
any &ater !anage!ent progra!;
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3ey Drivers o# Water Audit
arat8 )a+aras+tra
C/%P ?Corporate /esponsibility #or
%nviron!ental Protection@ – 1 industry sec
Water stress regions – Availability B $uality
Corporate i!age
.usiness ris- involved 4 ustainability
Paybac- options in places o# +ig+ &ater
tari #or industry
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tandardi(ation and.enc+!ar-ing
Industry are continuously
!ini!i(ing t+eir &ater #ootprint
t+us setting standards #or P%CIIC
WA%/ C*N5)PI*N in t+eirunits;
*b>ective is to !atc+ National andInternational .enc+!ar-s
establis+ed in eac+ o# t+e sector
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%:a!ples on peciEc WaterConsu!ption
Pursuing to !atc+ or even parallel &it+national and international
benc+!ar-s
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.inani Ce!ent
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.inani Ce!ent 4 continue
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Fe+icles )anu#acturing – 20040
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Paper industry 4 ripat+i iva-asi20040
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J3 yre , Industries
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teel industry 4 Fi(a- teel20040
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C+e!icals – AA C+e!icals
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Approac+ to Water Audit inIndustry
1; tarts &it+ raining and A&areness
2; Inculcating &ater saving t+oug+ts
&it+in t+e e!ployees
7; %stablis+!ent o# Water .alance &it+in
t+e pre!ises
G; Application o# 7 /’s principle – /educe8
/euse and /ecycle
H; )onitoring , /eporting to ustain t+e.eneEts
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Water Loss One drop/second
Hourly loss 0.5 litres
Annual loss 5 m3
Min. Annual water only cost Rs. 7.5
5nion
lange
Water Loss 0.1 litres/minute
Hourly loss litresAnnual loss 53 m3
Min. Annual water only cost Rs. !0
Falve
Pu!p s+a#t seal
Water Loss 0 " # litres/minuteHourly loss 0 " $#0 litres
Annual loss 0 " $100 m3
Min. Annual water only cost Rs. 0 " 3150
raining and A&areness –sa!ple s+eet
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Water )ass .alance
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%orewell
&umps ' 3!00 (L)
*ire
Hydrant
)rin(in+/
&rocess Water
)rin(in+
Water
&rocess
Water
A d m
i n ' 1 #
, a n t e e n ' 1 ! 0
- M ) . o i l e t s ' 1 1 3
& M ) . o i l e t s ' 1 $ 0
c o l o n y ' # 1 1
/ n m e t e r e d ' 3 $ 7
)M &lant-otener
a c & u m p 2 %
l o w e r
A i r , o m
p ' 3 3
A i r W a s 4 e r - M )
' 1 0 5
A i r W a s 4 e r , . -
' 3 5
% o
i l e r "
& M ) H u m i d u c t
A , , o o l i n + . o w e
r ' # 5
) 6 , o o l i n + . o w e
r ' 5 3 3
)omestic ' 13#0 (L)
!3! 1730 $703$7
& M ) , l e a n i n +
' 1 1 0
) u s t O d o r
' $ 0 $
& M ) & r o c e s s
' 3 7 3
#50
-and
*ilter ndustrial ,oolin+/ &rocess ' $#50 (L)
% a c ( w a s 4 ' 5 0
175
370 (L)
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%:a!ple ),) Nas+i- Plant
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Water )anage!ent Approac+ G
/educe at ource?o& !uc+ &ater is really
re6uired9@
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/eduction at ource
.etter operating controls
Installation o# &ater saving devices
C+ange o# deviceB e6uip!ent
Process !odiEcation
e& case studies are discussed +ere&it+
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uggested action plan
I!!ediately avoid use o# +ydrant &ater #or ot+erapplications
a#ety aspects
)andatory re6uire!ent
Create a&areness a!ongst
Plant personnel
Contractors , suppliers
Introduce Wor- per!it syste! #or &ater usage
Continuous !onitoring re6uired
=ood potential to save process &ater
Atleast H0 !7B+ or 1200 !7Bday
Case tudy 1 Avoid use o# Ere +ydrantsyste! #or !iscellaneous applications
C t d 2 W t i i i
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Before
o %P o %P
res+
Water
res+
Water
res+ Water Consu!ption K 0
!7Bday
Case tudy 2 Water use in rinsingsection
70 !7Bdayp 4H;08 D4L00
70 !7Bdayp 4M;H8 D4100
%:cellent potential to reuse 2nd stagerinse &ater in 1st stage rinsing
Co!ponents
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After
res+ Water aving K 70 !7Bday
o %P
res+
Water
/euse 2nd stage rinse as I rinse
Co!ponents
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.eneEts
Water aving L000 !7Byr
Annual savings K /s;1;H0
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Case tudy 7 *pti!i(e pu!p glandseal &ater consu!ption in t+e plant
Approac+ #or opti!i(ation
+rottle t+e individual valves
Alternatively8 #urt+er reduce t+e line si(e
As a long ter! option
Install a closed loop seal &ater circulation syste!
Provide dedicated cooling to&ers
Individual plants – Can be co!bined &+ere #easible
Industry best practice
or !ec+anical seals
"!arto&' intelligent control syste! – a#e!atic
Inc;
Allo&s &ater only &+en cooling is re6uired
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Case tudy 7 4continue
Water avings K G8LH8000 !7ByrAnnual savings K /s;L;L0 la-+s
Invest!ent re6d K Nil
.eneEts
Atleast 1HO #res+ &ater savings in gland seals
res+ &ater savings 1H00 !7Bday
Continuous a&areness and !onitoring
re6uired ustain t+e beneEts ac+ieved
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Water )anage!ent Approac+ H
/ecycle and /euse
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5% * /%CQC
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/eco!!endations
WP iltration Cycle
Collect Elter bac- &as+ only
In C+a!ber ?in )an +ole@
Install tube settler
reat , recycle
In /a& Water an-
P iltration Cycle
Collect all .ac- &as+ &ater in a collection su!p
)=
AC
and ilters ?2 Nos@
Input as #eed to /;*
5se #or .eneEcial applications 4 C )a-e up B =ardening
Case tudy 1 /euse o# ilter .ac-&as+ Water in.eneEcial Application
E
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.eneEts
WP iltration Cycle
Water aving
H0 !7Bday
Annual Water avings4 12H0 !7 Bannu!
Annual Cost avings 4 /s; M;0 la-+s
Invest!ent 4 /s; 7
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eal &ater consu!ption 11 vacuu! pu!ps H0 !7B+
eal &ater drained to %P
res+ &ater being used #or reEner seal reEners G0 !7B+
.ot+ &ater drained to %P
%6uivalent #res+ &ater consu!ed
Case tudy 2 Install a cooling to&er #orvacuu! pu!p seal &ater and reEner
seal &ater in paper !ac+ine
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Case study 2 4 continue
ClariEed&atertan-
Facuu!Pu!p seal
&ater11 nos;
/eEner seal&ater –
nos;
res+ &ater +eader
Cooling to&er
res+&ater
!a-eup
)Bcbac-&ater
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Drained seal &ater 6uality tested in lab
Facuu! pu!p 4 a!e as inlet #res+ &ater
/eEner 4 a!e as inlet #res+ &ater
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Water savings K M8778M00 !7ByrAnnual avings K /s;12;M la-+s
Invest!ent re6d; K /s;;00 la-+s
i!ple paybac- K !ont+s
Case study 2 4 Install a cooling to&er#or vacuu! pu!p seal &ater and reEner
seal &ater in paper !ac+ine
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Case tudy 7 reated Do!estic Water/euse
Colony do!estic &aste&ater
=eneration 4 1000 !7Bday
Disc+arged outside a#ter treat!ent
reated do!estic &ater c+aracteristic
reated do!estic &ater
p – ;2
Conductivity 4 H00 pp!
urbidity – 10 N5
.*D R 10 pp! C*D R H0 pp!
Process &ater
p – ;G
Conductivity 4 G00 pp!
urbidity R 1H N5
C*D R H0 pp!
=ood Potential #or reuse as D) Plant #ee
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reated e&age /euse c+e!e
Bar
Screen
Chamber
Sewage
Collection
Tank
Chlorine
Dosing
Garden /
DM Plant
Clarifier
/a&e&age
Air Blower
Sludge drying Beds
Aeration tank
u:e settler
Additional treat!entsc+e!e
%:isting treat!ent sc+e!e
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Collection
sum
Clarified!ater
Tank
Chlorine
Dosing
Treated
wastewater
to rocess
Secondary
Clarifier
SC"
Sludge re-circulation pumps
Filter Feed
Pumps
Paper stream
Inlet
Aeration tank
Pressure
Sand
filter
Activated
Carbon
Filter
Micron
Filter
HighPressure
pump
R
Case study G 4reated Waste&ater /eusec+e!e
Primary
Clarifier
PC#
p4;2 R 00 pp!C*D R 1000 pp!
D R 00 pp!
p4;H R M0 pp!C*D R 0 ppD R 00 pp
p4M;4;2 R NilC*D R 70 pp!D R H0 pp!
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.eneEts
Water aving
1000 !7Bday
78708000 !7Bannu!
Annual avings 4 /s M;M0
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Case tudy G .lo& Do&n*pti!i(ation in .oiler
oda /ecovery .oiler
*perating at L0 P8 M7;H ata , GH0oC
*nline Conductivity !eter installed
70 ! !aintained in boiler dru!
Present blo& do&n G;HO
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Water Audit in building *n4site survey and assess!ent o#
Water using +ard&are8 E:tures8 e6uip!ent8landscaping
o develop reco!!endations #or i!proving
&ater use eSciency
ypical Water Consu!ption Pattern in
.uilding
Cooling to&er 70O
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%lectronic &as+ syste!
%lectronic +and &as+
aves up to 0O &ater in +and
&as+
andles +ig+ D up to 100 pp!
oa! spray taps
aves up to G0O &ater in
+and&as+
http://images.google.co.in/imgres?imgurl=http://www.aquaengineeringservices.co.uk/images/otherservices_pic.jpg&imgrefurl=http://www.aquaengineeringservices.co.uk/otherservices.htm&h=220&w=220&sz=15&tbnid=1KB5_uj48cEJ:&tbnh=102&tbnw=102&start=13&prev=/images%3Fq%3Dwater%2Btaps%26hl%3Den%26lr%3D%26sa%3DG
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%lectronic us+ syste!
%lectronic urinal us+
aves up to G0O &ater in us+
andles +ig+ D up to 100 pp!
Flush System
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Water less 5rinals
"$$% !ater Sa&ings
/ain Water arvesting
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/ain Water arvesting
=rey Water /ecycling
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=rey Water /ecycling
1G0 litBday o# #res+ &ateror Was+ing and Cleaning
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Water )anage!ent Approac+ H
)onitoring and /eporting
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)*NI*/IN=
)onitor daily8
!ont+ly8 yearly
Institute speciEc#or!at
Introduce as apart o# log s+eet
As+o-
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As+o-
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ypical cope o# Water avings – %: industan
National =lass , Industries
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/eport Card – CII Water Audit
Water audits , raining
GH audits and training till
date
2 co!panies #acilitated #or
TUero Water Disc+arge’
=odre> Industries
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W+at Ne:t 9 caling up o#Water Audit
1;Water oot Printing in
Industry
2;.lue /ating o#
products B organi(ations
CII – riveni Water Institute +e Erst o# its
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CII – riveni Water Institute +e Erst o# its-ind in t+e &orld ?=overn!ent8 Industry8
Civil ociety co!ing toget+er@
Jaipur8/a>ast+an
.angalore
Ne& Del+i
Pune
National , International
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National , InternationalPartners
National
tate and Central
=overn!ent
International Partners Water Industry Alliance8
out+ Australia
Cleantec+8 &it(erland
IC8 5AID8
Net+erlands8 Israel –
%:pressed interest
CII Water Activities
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CII Water Activities
%vents , A&ard Progra!s
In#or!ation Disse!ination
Centre including Publications %ducation , raining
CII riveniWater Institute
Advisoryervices
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.usiness Co!!unication
/ag+upat+y 4 %:ecutive Director
/mail0 s.raghupath"cii.in
3 Fen-atagiri – Principal Counsellor
/mail0 .s.&enatagiricii.in
Pranab Dasgupta – enior Counsellor
/mail0 pranab.dasguptacii.in
AN3 Q*5