NCBiR (National Centre for Research and Development) published a Report, written by Atende Industries with Energoprojekt Katowice. In the first Stage of the enterprise the Contractors developed an original concept of modernisation of a chosen heating system located in Poland, and further perfected and verified it using professional software for mathematical modeling of heating systems.
The cresting of their work on the first Stage was the document prepared by every Contractor of the enterprise “Contractor’s Recommendation- good practices of combined heat and power system transformation in the renewable energy sources direction”. Part of the reports after Stage 1 finalization have been updated by their authors due to dynamic changes of fuel, device and services prices.
A full report is available at this link: https://www.gov.pl/web/ncbr/raporty-dobre-praktyki2