Video from the Engineering Mindset, sponsored by Danfoss on Heat Pumps

Report from the European Copper Institute and BuildUp on Heat Pump technology, by Author Thomas Nowak, Autumn 2018:

https://www.buildup.eu/sites/default/files/content/ehpa-white-paper-111018.pdf

 

From HeatPumpingTechnologies.org is this explainer on how Heat Pumps work:

https://heatpumpingtechnologies.org/market-technology/heat-pump-work/