| PLACE | DESCRIPTION | TWOPAGER | LONG DESCRIPTION |
| Austria | | | |
| Neusiedl am See | Use excess wind electricity for heat pumps to enable flexible operation of the district heating system. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-austria-energie-burgenland.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex57-task-2-austria-energie-burgenland.pdf |
| Wienna | Exploratory study of heat pump pooling concepts in urban district heating networks. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-austria-fit4power2heat.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-austria-fit4power2heat.pdf |
| Wienna | Large-scale deployment of prosumer flexibility in short-term electricity markets considering prosumer interests. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-austria-flex.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-austria-flex.pdf |
| Hallein/Salzburg | Investigate and demonstrate the integration of an absorption heat in a biomass cogeneration plant for waste heat utilization. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-hallein-salzburg-absorption-heat-pump.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex57-task-2-austria-hallein-salzburg-absorption-heat-pump.pdf |
| Wienna | Waste heat utilization spa Vienna, Austria | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-austria-thermewien-waste-heat-utilization-spa-wiennapdated.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex57-task-2-austria-thermewien-waste-heat-utilization-spa-wienna.pdf |
| Denmark | | | |
| Aalborg | To have a CO2 neutral cooling production for the warehouse and use of excess heat from the cooling production in the district heating system. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-denmark-ikea-aalborg.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-denmark-ikea-aalborg.pdf |
| Sdr. Felding | District heating company expands their existing biomass-based production | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-denmark-sdr-fielding-district-heating-sdr-felding.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-denmark-district-heating-sdr-felding.pdf |
| Esbjerg | The world’s largest seawater heat pump | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-denmark-seawater-heat-pump-esbjerg.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-denmark-seawater-heat-pump-esbjerg.pdf |
| Copenhagen | FlexHeat, Energylab Nordhavn | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-denmark-flexheat-copenhagen.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-denmark-flexheat-copenhagen.pdf |
| Copenhagen | Heat Booster Substation | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-denmark-heat-booster-substation-copenhagen.pdf | |
| Germany | | | |
| Nueburg an der Donau | Transformation and operational optimization | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-neuberg-an-dert-donau.pdf | |
| Berlin-Köpenick | Vattenfall Wärme, Berlin-Köpenick, Germany | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-vattenfall-warme-berlin-kopenick.pdf | |
| Mannheim-Neckarau | Large Scale power plant Mannheim | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-mannheim-neckarau.pdf | |
| Berlin-Neukölln | District Heating Plant Neukölln | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-district-heating-plant-berlin-neukolln.pdf | |
| Rosenheim | Municipal utility | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-municipal-utility-rosenheim.pdf | |
| Stuttgart-Münster | Waste-to-energy CHP plant | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-chp-plant-stuttgart-munster.pdf | |
| Karlsruhe Durlach | Smart District Karlsruhe | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-germany-smart-district-karlsruhe-durlach.pdf | |
| Netherlands | | | |
| Netherlands | Couperus smart grid. Demonstrates reductions of peak load with help of smart grid technology | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-netherlands-couperus-smart-grid.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-netherlands-couperus-smart-grid.pdf |
| Netherlands | Flexibilization of the electricity grid by means of AI optimization | | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-netherlands-utrecht.pdf |
| Netherlands/Dalen | Digital aggregation and flexible control of hybrid heat pumps in a district | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-netherlands-dalen.pdf | |
| NL/Houten | Electrification innovation platform building sector | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-netherlands-go-e.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-netherlands-go-e.pdf |
| Netherlands | Jouw Energie moment | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/two-pager-task-2-netherlands-jem-20.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-netherlands-jem-20.pdf |
| Sweden | | | |
| Sweden | Investigate possibilities for demand response of heating and domestic hot water production in homes with electrical heaters and heat pumps. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2025/01/two-pager-task-2-sweden-homes-for-flexibility.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-sweden-homes-for-flexibility.pdf |
| Göteborg, Backadalen | The purpose of Smart Heat was to combine district heating and geothermal heat pumps in order to optimize heat consumption and reduce heating costs. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2025/01/two-pager-task-2-sweden-goteborg.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-sweden-goteborg-backadalen.pdf |
| Flexi-Sync, Eskilstuna | Flexible energy system integration using concept development, demonstration and replication.
Flexi-Sync aims to optimize the flexibility in the district energy sector, a sector with untapped potential to balance the energy system | https://heatpumpingtechnologies.org/content/uploads/sites/69/2025/01/two-pager-task-2-sweden-eskilstuna.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-sweden-flexisync-eskilstuna.pdf |
| Klokel, Sweden | New forms of cooperation in the energy market (#klok_el)
“We are convinced that demand-flexibility through aggregators will be a very important issue in our future energy | https://heatpumpingtechnologies.org/content/uploads/sites/69/2025/01/two-pager-task-2-sweden-uppsala.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-sweden-klokel-uppsala.pdf |
| Large heat pumps in Stockholm, Sweden | Stockholm Exergi has some large heat pumps in the district heating system. The operation of the heat pumps is optimised together with other heat generation resources depending on heat demand, electricity and other fuel prices. | https://heatpumpingtechnologies.org/content/uploads/sites/69/2025/01/two-pager-task-2-sweden-stockholm.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-sweden-large-heat-pumps-in-stockholm.pdf |
| SthlmFlex, Sweden | Sthlmflex is a research project aimed to create and test a flexibility market in ”Storstockholm” (Greater Stockholm) | https://heatpumpingtechnologies.org/content/uploads/sites/69/2025/01/two-pager-task-2-sweden-sthlmflex.pdf | https://heatpumpingtechnologies.org/content/uploads/sites/69/2024/12/annex-57-task-2-sweden-sthlmflex.pdf |
