PyPSA-PL: Scenario for the Polish energy transition out to 2040 accounting for grid expansion cost

This record contains all the scripts and data from the PyPSA-PL modelling exercise that supported the report: Kubiczek P., Nowak K., Smoleń M. (2025). Sieci na miarę. Koszty sieciowe a opłacalność OZE w Polsce do 2040 r. Instrat Policy Paper 03/2025. (awaiting translation into English) https://instrat.pl/sieci-a-oze The record structure is based on the PyPSA-PL repository https://github.com/instrat-pl/pypsa-pl (v3.1).