Residential
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Sunbooster secures European patent for bifacial photovoltaic fences
Austrian company Sunbooster has secured a European patent for its bifacial solar fence technology, now protected in 18 EU member states. The company is expanding into France, where it has completed its first 3.7 kW installation using vertically mounted PV strips with a reported efficiency of 22.8%.
PM Surya Ghar crosses 60-lakh mark, 2.5 lakh workers trained as rooftop solar drive accelerates
India’s rooftop solar drive has crossed a major milestone, with the PM Surya Ghar: Muft Bijli Yojana crossing the 60 lakh household mark recently, taking the flagship residential solar programme to 60 per cent of the Union government’s target of powering one crore homes.
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AuroraCell launches 9.7 kWh sodium-ion chromium oxide residential battery
The 48 V residential energy storage system uses sodium-ion NCO chemistry and offers 9.7 kWh of rated energy. AuroraCell claims a cycle life of 20,000 cycles at 100% depth of discharge and backs the battery with a 20-year warranty.
Daikin unveils air-to-air heat pumps for highly insulated homes
The Japanese manufacturer has introduced a new generation of its Ururu Sarara X reversible air conditioners, featuring heating capacities from 2.2 kW to 8.0 kW and a new compressor designed to improve efficiency under low-load operation.
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The case for vertical BIPV
A major IEA PVPS Task 15 study finds that vertical BIPV façades can complement rooftop solar with minimal yield penalties, smoothing generation across the day while offering greater design flexibility. Across 357 configurations in 44 cities, the research also shows BIPV economics improve substantially when avoided building-material costs are counted, with long-term viability shaped by electricity prices, financing, installation costs, and application type.
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