New design for thermoelectric heat pumps achieves higher output, coefficient of performance
Scientists in the United Kingdom have proposed to combine residential thermoelectric heat pumps with heat storage tanks and have found this solution offers a higher heat output, a higher coefficient of performance, and shorter heating time. They stressed that thermoelectric heat pumps are easily combinable with DC photovoltaic energy.
Heat pumps could lift people out of fuel poverty, say UK researchers
UK researchers have evaluated the impact that heat pumps could have on fuel poverty in England and Scotland. They have found that the benefits heat pumps can provide exist in both scenarios.
Aira secures €145 million for heat pump expansion, manufacturing
Swedish heat pump manufacturer Aira has secured financing to expand its business, which targets the residential market. It has also obtained a grant to establish a heat pump production facility in Poland.
Bosch unveils cold climate heat pump for residential applications
According to the manufacturer, the new Inverter Ducted Split (IDS) Ultra heat pump can provide 100% heating capacity at an outdoor temperature of -15 C and can operate down to – 25 C.
German companies unite to bring virtual power plants to mid-sized businesses
Germany’s Electrofleet has invested in its virtual power plant technology partner Dieenergiekoppler. The two collaborate to enable mid-sized businesses to use self-produced renewable energy based on fixed price contracts. Dieenergiekoppler’s latest financing round solidified the collaboration.
Phnix releases residential air-to-water heat pump
The Chinese manufacturer said its new propane heat pump has a seasonal coefficient of performance exceeding 5.0.
Hybridizing residential ground source heat pumps with PVT, free cooling
Researchers in Sweden sought to raise the efficiency of ground source heat pumps by combining their operation with that of PVT systems and free cooling. Through a series of simulations, they found that this integrated solution may reduce borehole length and land area requirements.
Fonterra reveals high-temperature industrial heat pump
Fonterra, a New Zealand-based dairy producer, has started operating a new heat pump in combination with a solar thermal facility. The hybrid project transforms excess heat from chillers and compressors into a heat source for industrial use.
Whale algorithm to integrate rooftop solar with air source heat pumps
Researchers in China have developed an optimized version of the whale optimization algorithm that reportedly indentifies the optimal area ratio of rooftop PV systems and solar collectors used in combination with air source heat pumps. They demonstrated that the installation area of photovoltaic modules and collectors affects both the power side and the thermal side.
Mitsubishi debuts residential air-to-water heat pumps
Mitsubishi’s monobloc Hydrolution EZY can reportedly produce domestic hot water up to 60 C when outdoor temperatures reach -25 C. It is available in two versions, with outputs of 10 kW and 14 kW.
