Overview of Large Scale models and
solvers for power HPC applications
Mallikarjuna Vallem
PNNL
Available large scale test cases
Data source
# of buses/nodes
Application
Category
Availability
IEEE test feeders
upto 300 buses
Power flow
Transmission
Open source
Matpower library
upto 3000 buses
Power flow
Transmission
Open source
WECC planning model
~ 19000 buses
Transmission
2024 model open
source
Eastern interconnection
~ 75000 buses
Transmission
Restricted
ERCOT planning models
~7000 buses
Transmission
Restricted
GridPACK test cases
upto 776,000 buses
Power flow
Transmission
Open source
Opal-RT test cases
upto 50,000 buses
Dynamic simulation
Transmission
Open source
FERC 714
Utility aggregated load
data
Operations
Transmission
Open source
IEEE test feeders
upto 8500 nodes
Power flow
Distribution
Open source
GridLAB-D library
upto 40000 nodes
Power flow
Distribution
Open source
PF & Dynamic
models
PF & Dynamic
models
PF & Dynamic
models
HPC applications & solver
development for Power Systems
Solver
Application
Lead developer
GridPACK
multiple applications
PNNL
---
Dynamic state estimation
PNNL
PIPS
Stochastic Unit commitment
ANL
Contingency analysis
LLNL & GE
Unit commitment
LLNL & ISO NE
ePHASORsim
Dynamic simulation
Opal-RT
RSCAD
EMT simulation
RTDS
TPDSS
Dynamic security assessment
Iowa State University
HPC for Power Systems
Wide area control and optimization
Mississipi State
---
Power flow
Delft University
TS3PH, TS3MT, TS3PHTS3MT
Hybrid EMT & Electromechanical simulations
IIT Chicago
---
State Estimation
EPSR
PSLF with HPC4energy
program
HPC4energy program