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Global solar manufacturing sector now at 50% utilization rate, says IEA

The International Energy Agency (IEA) says that global solar cell and module manufacturing capacity grew by around 550 GW in 2023. It reports that around 80% of the global PV manufacturing industry is currently concentrated in China, while India and the United States each hold a 5% share. Europe accounts for a mere 1%.

NREL interactive chart of solar cell efficiency now including ‘hybrid tandems’

The new cell category includes perovskite/silicon, perovskite/CIGS, III-V/silicon and perovskite/organic tandem PV devices. It will list the absolute record efficiency for all-perovskite, two-terminal tandems regardless of the number of junctions.

NREL updates interactive chart of solar cell efficiency

The National Renewable Energy Laboratory (NREL) has updated its research cell efficiency chart for a range of PV technologies.

Maxeon sues REC, Hanwha Qcells for alleged TOPCon patent infringement

Maxeon has filed two different lawsuits in the United States against Hanwha Qcells and REC over claims that the two manufacturers used an unspecified tunnel oxide passivated contact (TOPCon) solar cell technology.

Johnson Controls releases new residential heat pump series

The new heat pumps use R-454B as a refrigerant and are specifically designed to be matched with Johnson Controls’ residential gas furnaces. Their size ranges from 1.5 tons to 5 tons and their coefficient of performance (COP) spans between 3.24 and 3.40, according to the manufacturer.

Triple-junction solar cells have technical potential to reach 44.3% efficiency

A research team has investigated the optical properties of perovskite/perovskite/silicon triple-junction cells and has found these devices may have a practical efficiency potential of 44.3% assuming idealized electrical parameters. These cells may also potentially achieve a fill factor of 90.1%.

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Thornova launches 720 W TOPCon solar panel with 23.2% efficiency

U.S.-based Thornova said its new panel features a power conversion efficiency spanning from 22.4% to 23.2% and a temperature coefficient of -0.29% per C. The company is a subsidiary of China-based manufacturer Sunova Solar and is currently planning a cell and module factory at an unspecified location in the United States.

Maxeon sues Canadian Solar for alleged TOPCon patent infringement

Maxeon has filed a lawsuit against Canadian Solar in a US court, claiming patent infringement on an unspecified TOPCon solar cell technology.

Maxeon claims 24.9% efficiency for IBC solar panel

Maxeon said it has achieved a 24.9% efficiency rating for a full-scale Maxeon 7 solar panel using its IBC technology. The US National Renewable Energy Laboratory (NREL) confirmed the result.

U.S. Boiler unveils hydronic heat pump for residential applications

The U.S.-based manufacturer said its new heat pump system has 5-ton capacity and a coefficient of performance of up to 3.95. It uses difluoromethane (R32) as the refrigerant and relies on DC inverter enhanced vapor injection (EVI) technology.

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