29 September 2022

Final Report Annex 52: Long-term performance monitoring of GSHP systems for commercial, institutional, and multi-family buildings


Annex 52 – This report concludes the four-year international collaboration project IEA HPT Annex 52 – Long-term performance monitoring of GSHP systems for commercial, institutional and multi-family buildings. The project was led by Sweden, with the Swedish Geoenergy Center as the Operating agent, and ran from January 2018 to December 31, 2021. Seven countries participated in Annex 52; Sweden, the USA, the UK, the Netherlands, Germany, Norway and Finland.