Around 800 Sungrow batteries affected by outage in Germany
After 800 Sungrow batteries were impacted by an outage, the Chinese manufacturer informed its local German partners about the solution to the problem. However, it remains unclear how quickly the affected battery management systems can be replaced.
Light redirecting film to improve heterojunction solar module performance
Finnish technology company Intelligent Control Systems has conceived a light redirecting film that purportedly reduces energy losses in the edge area of heterojunction solar cells. It claims the film may increase the power conversion efficiency of a heterojunction module by up to 0.75%.
Kesterite solar cell with transparent electrode achieves 11.4% efficiency
Chinese researchers fabricated a kesterite PV device using a transparent fluorine-doped tin oxide (FTO) substrate instead of substrates based on opaque Mo-coated soda lime glass. The cell has an open-circuit voltage of 0.522 V, a short-circuit current of 33.0 mA cm−2, and a fill factor of 68.55%.
AEG unveils high-voltage residential battery
Germany’s AEG is selling two versions of its new high-voltage residential batteries, with nominal capacities of 10 kWh and 15 kWh. They come with a 10-year warranty and reportedly have a lifecycle of more than 6,000 cycles.
India deployed 2.5 GW of large-scale, unsubsidized solar capacity in 2022
India installed 7.7 GW of cumulative, open-access solar capacity by Dec. 31, 2022, following record annual additions of 2.5 GW.
Common misconceptions about residential PV
More and more people want to invest in PV arrays and battery storage systems. However, there are a number of myths that could lead to disappointment among customers, according to one German consumer association.
Reshoring of US solar manufacturing
The Solar Energy Industries Association’s (SEIA) latest white paper on solar and storage manufacturing includes an interactive map. It shows that momentum has started to build for a transformational expansion of domestic solar and storage manufacturing.
Australian utility unveils plans for 800 MWh big battery
Synergy, a utility owned by the Western Australian government, has revealed plans to build a new 200 MW/800 MWh battery energy storage system in the city of Kwinana, in order to support the state’s main grid and enable the uptake of more renewables.
Huasun begins mass production of 25% efficiency bifacial heterojunction solar cells
Huasun has switched on the manufacturing lines for its new heterojunction module factory in China’s Anhui province.
Mitsubishi unveils propane heat pump for residential applications
Mitsubishi Electric has developed an air-source heat pump that uses propane (R290) as the refrigerant. It can produce between 5 kW and 8.5 kW of heat and domestic hot water to a temperature of up to 75 C.
