Presentation by Maudy Mulder, SIM-CI, The Netherlands, at the Delft3D - User Days (Day 1: Hydrology and hydrodynamics), during Delft Software Days - Edition 2018. Monday, 12 November 2018, Delft.

1. 12 November 2018Company confidential. © 2018 SIM-CI All rights reserved. 1
Delft Software Days - Edition 2018
Maudy Mulder
maudy.mulder@sim-ci.com
Impact of flooding on
critical infrastructures
SIM-CI | Member of Alliander NV, The Netherlands

2. Company confidential. © 2018 SIM-CI All rights reserved. 2
Alliander
CHALLENGES
The energy transition accelerates
Finances under pressure
NEW BUSINESS STRATEGY
Future Alliander activities
Synergetic activities
Supporting activities

3. Mimicking all vital urban
processes & infrastructures.
Predicting and foreseeing
future events & scenarios.
› Accurate representation of
infrastructures
› Validated real-time and
historic data
› Scientific models to create,
validate and assess mitigation &
contingency scenarios
Company confidential. © 2018 SIM-CI All rights reserved. 3

4. Cascading effects and interdependencies
Company confidential. © 2018 SIM-CI All rights reserved. 4
2 components
2 interactions
3 components
6 interactions
4 components
12 interactions
5 components
20 interactions
Future

5. Water outage by short circuit in substation (2015)
› Short circuit in substation in Uitgeest due to heavy rainfall.
› 29.000 households affected.
› Malfunction in the water supply management equipment due to power dip.
› Water supply outages and pressure drops.
5

6. › Industroyer / Crash Override malware.
› Malware controls electricity substation
components.
› Switched off one high-voltage substation.
› Considered a test run:
› This protocol used in power and transport control
systems and other CI systems worldwide.
› Malware may cause days-long blackouts in all
European, Asian and Middle East energy
companies.
6
Blackout in Kiev (2016)

7. Modeling for resilience
Company confidential. © 2018 SIM-CI All rights reserved. 7
› Gather (open) input data for region of interest
to create a digital twin. Data is converted to
SIM-CI data format.
› Run scientifically based simulations for a
range of disruptions on relevant
infrastructures.
› Show impact on infrastructure, society and
the economy in a 2D/3D/VR visualization.
SIM-CI PLATFORM

8. FLOODING
Modeling for resilience
Company confidential. © 2018 SIM-CI All rights reserved. 8
› Validated scientific models
integrated in model engine.
› Models can be created in-
house or outsourced, or third
party (open source) software
is used.
MODELS TYPES INTERDEPENDENCY
WEATHER IMPACT
NETWORK TOPOLOGY CHANGE
DETERIORATION

9. › The effects of a flooding on the
high and medium voltage grid
9
Flooding – electricity interdependency

10. Motive
› More extreme weather events that may result
floods due to heavy rain fall or dike breakage
Model benefits
› Help to design resilient grids
› Help to act during a flooding
10
Used model types
FLOODINGNETWORK
TOPOLOGY
CHANGE
Modelling the flooding-E interdependency

11. Company confidential. © 2018 SIM-CI All rights reserved. 11
Flooding impact analysis
HOUSEHOLDS
238,624
BUSINESSES
2,605
PEOPLE
160,815
POWER OUTAGE REPAIR COSTS
$ 8,558,768
5hAFFECTED BY SUBSEQUENT
POWER OUTAGE

12. Juliana van Stolberglaan 4-10, 2595 CL The Hague, The Netherlands sim-ci.com
Thank you!
Any questions?
Company confidential. © 2018 SIM-CI All rights reserved. 12
maudy.mulder@sim-ci.com