Study Finds that Cascade Heat Pump Using Mixtures of R744/R600 and R744/R601 Produce COP of 4.5 and Hot Water Above 100°C
A system with natural refrigerant mixtures, using small amounts of CO2, outperforms an HFO system by 36%.
German Research Institute Looks into Low-Charge R290 Heat Pump Systems, Especially Indoors, for Multi-Family Housing
The Fraunhofer Institute for Solar Energy Systems aims to develop propane heat pumps to replace existing fossil fuel-based heating systems in a range of residential applications.
Each store will use two-to-five of the12kW capacity air-to-water units, which provide hot water flow temperatures up to 75°C at ambient temperatures down to -25°C.
The Fraunhofer Institute’s solar thermal façade panels offer a noiseless and space-saving alternative to the air unit of an air-source heat pump.
Developed with Carel, Continuous Cooling uses an inverter compressor and advanced controller to achieve high levels of efficiency in Freor’s equipment.
With the purchase of Viessmann Climate Solutions, the U.S. OEM hopes to accelerate its transformation into a global leader of ‘intelligent climate and energy transition solutions.’
Natural refrigerant-based heat pumps are on the rise in Europe, according to a new report released on April 20 by ATMOsphere, publisher of Hydrocarbons21.com. The report “Delivering Today on EU F-gas, REPowerEU and PFAS Restriction with Natural Refrigerant Heat Pumps,” was published ahead of the kick off of the European trilogue among the European Commission,…
The manufacturer’s plans include producing the indoor propane-based residential heat pump at its facility in Eibelshausen, Germany.