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TWINET
Improving leak detection in water
network with a Digital Twin
Asia-Pacific Smart Water Utilities
Singapore, December 15th, 2022
2
How do you address leak detection?
15/12/2022 TWINET - Smart Water Utilities 2022
3
How do you address leak detection?
15/12/2022 TWINET - Smart Water Utilities 2022
Corrective Acoustic Noise loggers
Sniffing dog
Tracing gas
4
The traditional approach
15/12/2022 TWINET - Smart Water Utilities 2022 4
Permanent sectorization (L1)
Permanent sectorization (L2)
DMA (L3)
Pre-location
Correlation
Acoustic -
Tracing Gas
10 km
1 km
100 m
1 m
100 km
5
CAPEX
• Equipment
• Civil works
OPEX
• Maintenance
OPERATIONAL ISSUES
• Head loss
• Dead ends
• Security of supply
Challenges with physical sectorization
15/12/2022 TWINET - Smart Water Utilities 2022
15/12/2022 TWINET - Smart Water Utilities 2022 6
WHAT IF YOU COULD MAKE
YOUR SECTORS VIRTUAL?
TWINET
REQUIREMENTS:
MODEL & SENSORS
> Open network (no physical boundaries)
> Calibrated model (accurate)
> Deployment of pressure sensors with
associated virtual network
7
TWINET for Virtual sectorization
YYY.517_ESPERANCE
233.521_MAURICE_DESLAND
223.515_JB_PEINCEDE
230.514_ATELIERS
241.526_BRETONNE
222.522_GEORGES_CONNE
15/12/2022 TWINET - Smart Water Utilities 2022
OUTCOME: LOSSES MAPPING
> Real losses estimation
8
TWINET for Virtual sectorization
YYY.517_ESPERANCE
233.521_MAURICE_DESLAND
223.515_JB_PEINCEDE
230.514_ATELIERS
241.526_BRETONNE
222.522_GEORGES_CONNE
15/12/2022 TWINET - Smart Water Utilities 2022
OUTCOME: LEAK DETECTION
> Abnormal consumption area
9
TWINET for Leak Detection
15/12/2022 TWINET - Smart Water Utilities 2022
10
TIWNET
15/12/2022 TWINET - Smart Water Utilities 2022 10
Permanent sectorization (L1)
Permanent sectorization (L2)
DMA (L3)
Pre-location
Correlation
Acoustic -
Tracing Gas
10 km
1 km
100 m
1 m
100 km
11
HOW DOES
IT WORKS?
TWINET - Smart Water Utilities 2022
15/12/2022
12
Reverse modeling
Model
Hydraulic laws
Parameters :
X3
X4
…
time
Q,
P
,
Cl
Outputs : f(xi)
Inputs
X1
X2
…
Classical hydraulic model Direct problem resolution
Parameters :
X3
X4
…
time
Q,
P
,
Cl
output : f(xi)
Inputs
X1
X2
…
La modélisation inverse utilise les lois de comportement pour estimer les valeurs vraisemblables des mesures et identifier les
paramètres.
Inverse hydraulic model Inverse problem resolution
? ?
?
𝐹(𝑥) = ෍
𝑖=1
𝑚
𝑦𝑖 − 𝑓𝑖(𝑥)
𝜎𝑒𝑖
2
Minimize |y-F|²
Measurements
Model
Hydraulic laws
15/12/2022 TWINET - Smart Water Utilities 2022
13
15/12/2022 TWINET - Smart Water Utilities 2022
Q , P
System needs
Network description
(GIS)
O/F
DN
…
Hydraulic
model
Q, P …
Inverse model
solver
Q, P …
Physical
equations
?
? O/F
O/F
DN
P P
P
P
P
P
Q
Q
Digital TWIN
14
15/12/2022 TWINET - Smart Water Utilities 2022
Aquadvanced®: Transforms data into value
o SCADA
o Geographical Information
System
o Data historian
o Sensors
o Hydraulic model
o AMR system
o Laboratory Information
Management System
o Enterprise Asset Management
o Workforce management
o Customer Information System
Events
management
Map based display
real time
dashboard
15
15/12/2022 TWINET - Smart Water Utilities 2022
Contact Info
APAC Region:
Hernani Theias
hernani.theias@suez.com
Rest of the World:
Francois Figueres
francois.figueres@suez.com
AquadvancedTM
Real-Time
Monitoring &
Control
TwinetTM
Virtual DMA’s
Calm
NetworksTM
iDrolocTM
Tracing gaz leak
detection
Meter
Optimization
Machine
learning based
Asset
AdvancedTM
Optimal Asset
Management
Burst Forecast
Machine
learning based
AquacircleTM
NRW
Assessment
Satellite
Image
analysis
Advanced
Inspections
Field
assessment
Some of our supporting Technologies for water networks
suez.com

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IMPROVING EFFICIENCY IN WATER NETWORK OPERATIONS WITH SMART SOLUTIONS

  • 1. TWINET Improving leak detection in water network with a Digital Twin Asia-Pacific Smart Water Utilities Singapore, December 15th, 2022
  • 2. 2 How do you address leak detection? 15/12/2022 TWINET - Smart Water Utilities 2022
  • 3. 3 How do you address leak detection? 15/12/2022 TWINET - Smart Water Utilities 2022 Corrective Acoustic Noise loggers Sniffing dog Tracing gas
  • 4. 4 The traditional approach 15/12/2022 TWINET - Smart Water Utilities 2022 4 Permanent sectorization (L1) Permanent sectorization (L2) DMA (L3) Pre-location Correlation Acoustic - Tracing Gas 10 km 1 km 100 m 1 m 100 km
  • 5. 5 CAPEX • Equipment • Civil works OPEX • Maintenance OPERATIONAL ISSUES • Head loss • Dead ends • Security of supply Challenges with physical sectorization 15/12/2022 TWINET - Smart Water Utilities 2022
  • 6. 15/12/2022 TWINET - Smart Water Utilities 2022 6 WHAT IF YOU COULD MAKE YOUR SECTORS VIRTUAL? TWINET
  • 7. REQUIREMENTS: MODEL & SENSORS > Open network (no physical boundaries) > Calibrated model (accurate) > Deployment of pressure sensors with associated virtual network 7 TWINET for Virtual sectorization YYY.517_ESPERANCE 233.521_MAURICE_DESLAND 223.515_JB_PEINCEDE 230.514_ATELIERS 241.526_BRETONNE 222.522_GEORGES_CONNE 15/12/2022 TWINET - Smart Water Utilities 2022
  • 8. OUTCOME: LOSSES MAPPING > Real losses estimation 8 TWINET for Virtual sectorization YYY.517_ESPERANCE 233.521_MAURICE_DESLAND 223.515_JB_PEINCEDE 230.514_ATELIERS 241.526_BRETONNE 222.522_GEORGES_CONNE 15/12/2022 TWINET - Smart Water Utilities 2022
  • 9. OUTCOME: LEAK DETECTION > Abnormal consumption area 9 TWINET for Leak Detection 15/12/2022 TWINET - Smart Water Utilities 2022
  • 10. 10 TIWNET 15/12/2022 TWINET - Smart Water Utilities 2022 10 Permanent sectorization (L1) Permanent sectorization (L2) DMA (L3) Pre-location Correlation Acoustic - Tracing Gas 10 km 1 km 100 m 1 m 100 km
  • 11. 11 HOW DOES IT WORKS? TWINET - Smart Water Utilities 2022 15/12/2022
  • 12. 12 Reverse modeling Model Hydraulic laws Parameters : X3 X4 … time Q, P , Cl Outputs : f(xi) Inputs X1 X2 … Classical hydraulic model Direct problem resolution Parameters : X3 X4 … time Q, P , Cl output : f(xi) Inputs X1 X2 … La modélisation inverse utilise les lois de comportement pour estimer les valeurs vraisemblables des mesures et identifier les paramètres. Inverse hydraulic model Inverse problem resolution ? ? ? 𝐹(𝑥) = ෍ 𝑖=1 𝑚 𝑦𝑖 − 𝑓𝑖(𝑥) 𝜎𝑒𝑖 2 Minimize |y-F|² Measurements Model Hydraulic laws 15/12/2022 TWINET - Smart Water Utilities 2022
  • 13. 13 15/12/2022 TWINET - Smart Water Utilities 2022 Q , P System needs Network description (GIS) O/F DN … Hydraulic model Q, P … Inverse model solver Q, P … Physical equations ? ? O/F O/F DN P P P P P P Q Q Digital TWIN
  • 14. 14 15/12/2022 TWINET - Smart Water Utilities 2022 Aquadvanced®: Transforms data into value o SCADA o Geographical Information System o Data historian o Sensors o Hydraulic model o AMR system o Laboratory Information Management System o Enterprise Asset Management o Workforce management o Customer Information System Events management Map based display real time dashboard
  • 15. 15 15/12/2022 TWINET - Smart Water Utilities 2022 Contact Info APAC Region: Hernani Theias hernani.theias@suez.com Rest of the World: Francois Figueres francois.figueres@suez.com AquadvancedTM Real-Time Monitoring & Control TwinetTM Virtual DMA’s Calm NetworksTM iDrolocTM Tracing gaz leak detection Meter Optimization Machine learning based Asset AdvancedTM Optimal Asset Management Burst Forecast Machine learning based AquacircleTM NRW Assessment Satellite Image analysis Advanced Inspections Field assessment Some of our supporting Technologies for water networks