psst Documentation

Release v0.1.3

License Python version compatibility status

psst is a Power System Simulation Toolbox written entirely in Python. It is free software, under an MIT license.


  • Security Constrained Unit Commitment
  • Security Constrained Economic Dispatch
  • Integration with Pyomo, Pandas, Numpy, Scipy, Matplotlib, NetworkX and D3.js

psst supports:

  • Wholesale power market modeling
  • A Security Constrained Unit Commitment with Look Ahead
  • A Security Constrained Economic Dispatch
  • DAM and Hourly RTM


This work was developed as an extension to work done supported by Advanced Research Projects Agency-Energy (ARPA-E) and Iowa State University, in collaboration with Sandia National Laboratories, UC Davis and ISO-NE. We also acknowledge the U.S. Department of Energy’s (DOE) Wind and Water Power Technology Office (WWPTO) under the office of Energy Efficiency and Renewable Energy (EERE) for funding the development of this open source power system market clearing tool.


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