The heat pump facility called Sandvika Energisentral utilizes sewage water for both heating and cooling purposes.
Case studies technical solutions articles
Heat pumps using waste water in Gothenburg, Sweden
Four heat pumps extract excess heat from a waste water treatment plant, which is delivered to the local district heating network.
Industrial waste water used for district heating in Rødkærsbro, Denmark
Rødkærsbro Fjernvarmeværk connected the Arla dairy with the district heating network, by the establishment of two sets of pipelines.
Waste water as heat source in Kalundborg, Denmark
In Kalundborg, a 10MW electric heat pump is installed, utilizing heat from waste water to produce district heating.
District heating in Castelnuovo del Garda, Italy
The district heating network in Castelnuovo del Garda is powered by residual heat recovered from Air Liquide.
Excess heat from lignite mining in Bergheim, Germany
The thermal potential of sump water from open pit mining is used to supply heat to nearby communities through district heating networks.
Industrial residual heat and transmission in Leiden, Netherlands
The project Warmtelevering Leidse Regio (WLR) transmiss industrial residual heat from the port of Rotterdam to the greater Leiden area.
Open District Heating in Stockholm, Sweden
Open District Heating offers data centres, supermarkets and other businesses that generate excess heat to sell heat at an open marketplace.
Excess heat from a datacentre in Val d’Europe, France
A new heating system near Val’dEurope outside Paris is utilizing the excess heat from a local data centre.
A datacentre supplies local heating in Mäntsälä, Finland
A heat pump capable of supplying 1500 homes extracts heat from a nearby data centre in Mäntsälä.
Heat recovery from a local paper mill in Skjern, Denmark
Skjern Papirfabrik invested in a large heat pump to make use of low-temperature waste heat from the paper drying process.
Excess heat from hospital chillers in Viborg, Denmark
Excess heat from chillers from the hospital is distributed to the local district heating network using a heat pump solution.











