![Heating performance characteristics of CO2 heat pump system for electrical vehicle in a cold climate - ScienceDirect Heating performance characteristics of CO2 heat pump system for electrical vehicle in a cold climate - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0140700717303560-jijr3749-fig-0004.jpg)
Heating performance characteristics of CO2 heat pump system for electrical vehicle in a cold climate - ScienceDirect
![Optimal discharge pressure in transcritical CO2 heat pump water heater with internal heat exchanger based on pinch point analysis - ScienceDirect Optimal discharge pressure in transcritical CO2 heat pump water heater with internal heat exchanger based on pinch point analysis - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0140700720302577-gr1.jpg)
Optimal discharge pressure in transcritical CO2 heat pump water heater with internal heat exchanger based on pinch point analysis - ScienceDirect
![Future heat pump for small and medium sized district heating using CO2 and mixtures as refrigerant (CO2MIX4Heat) - Danish Technological Institute Future heat pump for small and medium sized district heating using CO2 and mixtures as refrigerant (CO2MIX4Heat) - Danish Technological Institute](https://www.dti.dk/_/media/81287&w=1460&h=808&r=cover&_filename=81287_Fenagy2.jpg)