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Research & Development
Researchers design PVT heat pump with single integrated evaporator The dual-source photovoltaic-thermal (PVT) heat pump combines solar and ambient-air heat collection in a single finned evaporator, eliminating the need for separate heat exchangers. The researchers say the simplified design could reduce installation costs.
Lior Kahana
5 hours ago
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Technology & Products
Shenling releases new air-to-water heat pump series The Chinese manufacturer’s new all-in-one heat pump series comes in three models with heating capacities of 8.03 kW, 9.88 kW and 11.75 kW.
Lior Kahana
Aug 03, 2026
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Research & Development
Dutch researchers present power management system for PV, batteries, heat pumps, EVs An optimization framework from TU Delft researchers jointly manages PV, battery storage, electric vehicles and heat pumps while participating in energy arbitrage and ancillary service markets.
Lior Kahana
Aug 03, 2026
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Research & Development
Solar-plus-storage-driven heat pumps can reduce grid electricity use by 59.89% Researchers in Italy found that combining demand response, thermal storage, insulation, and PV-battery systems can significantly improve building energy performance. The optimized strategy increased comfort compliance to 81.22% and reduced electricity consumption by up to 28.22%, with PV-battery integration boosting grid savings by nearly 60%.
Lior Kahana
Aug 03, 2026
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Research & Development
Fraunhofer ISE unveils propane heat pump concepts for multi-family buildings Fraunhofer researchers developed several standardized propane heat pump concepts for retrofitting multi-family buildings after finding that no single system configuration suits every building.
Lior Kahana
Jul 29, 2026
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Research & Development
New disaggregation methodology quantifies uncertainty in behind-the-meter PV generation Researchers in Spain have developed a conditional diffusion-based model to improve the visibility of behind-the-meter PV systems using low-resolution smart meter data. The probabilistic approach enables accurate PV reconstruction with uncertainty estimates, helping distribution system operators better manage grid planning and flexibility.
Emiliano Bellini
Jul 27, 2026
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Technology & Products
Nibe unveils residential propane air-to-water heat pumps reaching 5.53 COP Nibe has launched the S2060 series, a range of inverter-controlled air-to-water heat pumps using propane refrigerant for residential and small commercial applications. The monoblock units deliver up to 10 kW of heating capacity and operate with flow temperatures of up to 75 C.
pv magazine
Jul 20, 2026
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Research & Development
Three-source heat pump system for cold climates Chinese and Spanish researchers have developed a multi-source heat pump system combining air, water, and ground heat sources for improved performance in cold climates. The hybrid system achieves coefficient of performance values of up to 2.74 and uses an adaptive control strategy to optimize heat source selection across seasonal conditions.
Lior Kahana
Jul 14, 2026
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Technology & Products
Daikin unveils inverter-driven rooftop heat pump for light commercial buildings Daikin has unveiled an inverter-driven rooftop heat pump offering 7.5-ton to 10-ton capacities. The system uses difluoromethane refrigerant and reportedly achieves a coefficient of performance of up to 3.85 at 8.3 C
Emiliano Bellini
Jul 13, 2026