© 2009, Itron Inc.
2
© 2009, Itron Inc.
Meter Data Collection systems
Meter Data Management
Forecasting
Network
efficiency
Customer
care
Operation
efficiency
Water
Production
Water
Distribution
© 2009, Itron Inc.
Customer
Service
Revenue
protection
Invoicing/
Accounting
Water network performance
Commercial losses
5%
Visible leakage
14%
Residential
& Commercial
consumption
52%
Revenue water : 66%
© 2009, Itron Inc.
Invisible
leakage
15%
Industrial
consumption
14%
!
" #$
"
%
"
*
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#$
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)'
+"
-
$
© 2009, Itron Inc.
& '
$,
&
./
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%
$#
5' , 6
"
"
$ 01 2 )
3
& $ 4
5
!
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Objective:
NRW
Control
Maintance or decrease
metrologic sub-metering
Benefits:
Action:
•Lower demand by elasticity
Meters Change /
Technologic Renewal
•Billing Increase
© 2009, Itron Inc.
$
%
% &
The way that the customers consume water
Weekly consumption by flow range
16%
14.47%
14%
13.48%
Consume en %
12%
11.45%
10.84%
10%
9.04%
8%
6.61%
6%
5.60%
4.96%
4%
4.40%
3.62%
3.63%
3.45%
2.14%
2.51%
2%
2.10%
1.39%
Flow range l/h
Define how the meter works
© 2009, Itron Inc.
3000 a 9000
1500 a 3000
1000 a 1500
800 a 1000
600 a 800
400 a 600
300 a 400
200 a 300
120 a 200
90 a 120
60 a 90
45 a 60
30 a 45
22.5 a 30
15 a 22.5
10 a 15
0.31%
0 a 10
0%
$
'
(
Partial consumption according flow ranges
40.00%
Qt clase B
35.00%
PERCENTAGE OF TOTAL CONSUMPTION
HIGH PRESSURE
NETWORK
30.00%
25.00%
20.00%
Qt clase C
15.00%
LOW PRESSURE
NETWORK
Qmin clase B
Qmin clase C
10.00%
FLOW INTERVALS IN LITRES PER HOUR
© 2009, Itron Inc.
3000a9000
1500a3000
1000a1500
800a1000
600a800
400a600
300a400
200a300
120a200
90a120
60a90
45a60
30a45
22,5a30
15a22,5
10a15
0.00%
0a10
5.00%
%
%
%
$
"
© 2009, Itron Inc.
"
&
)
EMP =
%
Performance
Ci × Ei
Ci : coefficient asigned to flow Qi. Shows volume percentage consumed at Qi by
consumption profile.
[Sum Qi = 1]
Ei : meter error in flow Qi.
Meter Value = -[Cost (Price) +Amortization (s/ tax shield)]
+
n
i =0
(Gain x performance)I,n
i
Dynamics:
NPV (meter)
© 2009, Itron Inc.
Change
through time
(1-t)
*
--%
$ % "
$
"
"
%
7 % "
>
>
>
>
>
>
/
3 +
+
0
0
,-.
2-.
45.
46.
-5.
-2.
1+
$1+
3 +
!
+
"
>
>
%
%
3 %
%
The meter audit campaign has brought significant
achievements to the NRW reduction program.
© 2009, Itron Inc.
Consumption Profile
Meter’s research
How the customers consume
Diameter & Class segmentation
=
Consumption segmentation
How the meter is losing accuracy
Meter efficiency determination
Accuracy tests for meters based in consumption profile :
•More profitable accuracy
•Useful life determination
Metering policy
Requirements of technological evolution
© 2009, Itron Inc.
7
(
$%
Metering
device
(accuracy)
Data
Collection
(availability)
Value Creation
+ Revenue
- NRW
Value data
© 2009, Itron Inc.
Data
Management
(intelligence)
!
+$
7
$%
To offset the lack of information that today generates bad investment decisions,
non-adequated tariff structures and customers complaints.
Data
Collection
(availability)
Metering
device
(accuracy)
AMI + AMM
Value data
Data
Management
(intelligence)
CCS
SCADA
GIS
Leaks
Meter Sizing
Meter
Performance
Water Tariff
NRW
Grants for conservation
Water Quality
CRM
Maintenance Program
© 2009, Itron Inc.
/
Right meter depends of kind of customer, his consumption
profile and water service conditions.
Request balance between useful lifetime of meters and
customer profile.
Integration & coordination of public needs, normatives and
related industries.
© 2009, Itron Inc.