Power Flow System Analysis
using Python
PypSA
Singapore Port Microgrid Example
Source:S. Fang, Y. Wang, B. Gou and Y. Xu, "Toward Future Green Maritime Transportation: An Overview of
Seaport Microgrids and All-Electric Ships," in IEEE Transactions on Vehicular Technology, vol. 69, no. 1, pp.
207-219, Jan. 2020, doi: 10.1109/TVT.2019.2950538.
PyPSA
Main Source: https://pypsa.readthedocs.io/en/latest/introduction.html
Features:
• Python Based
• Calculates/Optimize linear power flow
• Ability to model AC DC mesh networks
• Lines and Transformers
• Wind/Solar Generators
• Storage units
• HydroElectricity
• CHP, EV’s etc…
PyPSA Electric Vehicle Example
Input series data for EV usage, PV Irradiance, Charger
availability.
Definition of components:
 2 Buses
 PV Panel
 Charger
 EV Usage
Optimized PV Panel computed to be 7kW.
Source: https://pypsa.readthedocs.io/en/latest/examples/battery-electric-vehicle-charging.html
PyPSA Other Examples
3 Node Network:
https://pypsa.readthedocs.io/en/latest/examples/minimal_example_pf.html
Wind Turbine with heat tank and water tank:
https://pypsa.readthedocs.io/en/latest/examples/power-to-heat-watertank.html
Multi-Link usage: CHP with fixed heat-power ratio:
https://pypsa.readthedocs.io/en/latest/examples/chp-fixed-heat-powerratio.html