Holistic Power Distribution System Validation and Testing The Role of Digital Real-Time Simulation Systems Thomas Strasser and Georg Lauss Energy Department – Electric Energy Systems AIT Austrian Institute of Technology Session 3 – Insights from ELECTRA / ERIGrid RTDS® European User’s Group Meeting Sept. 15-16, Glasgow, Scotland
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Holistic Power Distribution System Validation and Testing The Role of Digital Real-Time Simulation Systems
Thomas Strasser and Georg Lauss
Energy Department – Electric Energy Systems
AIT Austrian Institute of Technology
Session 3 – Insights from ELECTRA / ERIGrid
RTDS® European User’s Group Meeting
Sept. 15-16, Glasgow, Scotland
Outline
Background and Motivation
Needs from the ELECTRA and ERIGrid European Projects
The Role of DRTS in Smart Grid Design and Validation
Future Research Directions
Conclusions
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Background and Motivation
Due to the increasingly higher complexity of smart grid configurations, the
aspect of validation will play a major role in future technology developments
The anticipated large scale installation and roll out of smart grid
· Project consortia (European & national projects)
Liaison with Initiatives and Associations
(NA1)
Dissemination and
Communication (NA2)
International Cooperation
(NA2)
Staff Exchange, Education
and Training (NA4)
Distributed and Integrated Research Infrastructure (JRA1, JRA4)
Installations for· Component characterication and small-
scale system evaluation (Micro Grids)· System integration and large-scale
system testing
Improved Methods and Tools (JRA2, JRA3)· Co-simulation / simulator coupling· Integrated power system and ICT models· Controller & Power HIL· Laboratory experiments· Cyber-security analysis and ICT-based
assement methods
Networking Activities (NA) Joint Research Activities (JRA) Trans-national Access (TA)
Sta
ke h
old
er
Use
r
Needs from the ELECTRA and ERIGrid European Projects
ELECTRA IRP/ERIGrid: System-level validation of smart grid (ctrl) solutions
Example USTRATH: Frequency Containment Control (FCC) + Balance
Restoration Control (BRC) + Balance Steering Control (BSC)
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C1
C2
C3
C4
C5
C6
C7
Physical Lab Cells
Virtual Lab Cells
Needs from the ELECTRA and ERIGrid European Projects
ELECTRA IRP/ERIGrid: System-level validation of smart grid (ctrl) solutions
Example AIT: Post Primary Voltage Control (PPVC) + Primary Voltage
Control (PVC)
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Activation
of
PP
VC
Vmin
Vmax
Activation
of P
VC
t
Activation
of
PP
VC
The Role of DRTS in Smart Grid Design and Validation
Brief overview of validation methods
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Req. / basic
design
Detailed
design
Impl. /
prototype
Deployment /
roll out
Software
simulation (incl.
co-sim, SiL) + ++ o -
Lab tests - - ++ +
Hardware-in-the-
Loop (HIL) - - ++ ++
Demonstrations /
field tests / pilots - - - ++
The Role of DRTS in Smart Grid Design and Validation
Controller Hardware-in-the-Loop (CHIL)
Suitable for investigations of the control board only (pre-standardisation,
communication test procedures, etc.)
Highly automated test
sequences possible
No risk of high power flows
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The Role of DRTS in Smart Grid Design and Validation
Power Hardware-in-the-Loop (PHIL)
Suitable for
investigations
on Hardware-
under-Test
(HuT) with
feedback of
the true power
signals
Dynamic behaviour of the Power Amplifier (PA), choice of Interface