‘TOPCon technology comes with three or four relevant risks that should be known’
The results of this year’s Kiwa PVEL scorecard have shown that TOPCon technology is more vulnerable than PERC, and the failure rate at BOM level has increased to 41%, the highest in history, according to the testing lab.
China’s GNE develops lithium-sulfur battery with energy density of 700Wh/kg
China’s GNE has developed a lithium-sulfur battery with an energy density of 700 Wh/kg, significantly surpassing that of common lithium-ion batteries.
Residential PV prices in Germany drop 25% within 12 months
The comparison site Selfmade Energy shows, in addition to the falling prices, that customers are obtaining significantly more offers than they were one or two years ago. Managing director Tim Rosengart assumes that the price pressure on installers will continue in the coming months.
Australia has 7.8 GW of utility-scale batteries under construction
The volume of large-scale battery energy storage projects under construction in Australia passed that of solar and wind projects combined in 2023 and the trend has intensified this year, with batteries attracting federal support. As coal-fired power plants are shuttered, developers and suppliers are enjoying a battery bonanza.
Sunrun, New York utility embark on residential virtual power plant
Sunrun and Orange and Rockland Utilities have launched a residential virtual power plant (VPP) program that provides 300 solar-plus-storage systems to enhance grid stability.
Sunwind Energy’s new PV planter combines cultivation, solar generation
Specializing in the design of custom solar systems, Sunwind Energy will launch the Delta Flore solar PV planter onto the market by the end of the year.
Mobile PV-powered EV charging stations for commercial, industrial sites
United Kingdom-based 3ti Energy Hubs has launched a portable electric vehicle charging station for 12 cars that it delivers to commercial and industrial sites where demand exceeds supply.
KAUST, Helmholtz-Zentrum Berlin present 31.2%-efficient blade-coated perovskite-silicon tandem solar cell
The perovskite-silicon tandem device has a two terminal configuration and a 2D perovskite layers at the bottom interface. It was able to retain around 80% of its initial efficiency for 1,700 h.
Megha Engineering signs 618.1 MW solar PPA in India
Megha Engineering and Infrastructures Ltd. says it will develop 76 solar power plants of various capacities under the PM-KUSUM C initiative in RESCO mode.
New model to assess performance of building-integrated photovoltaics based on PCM
Researchers in China have analyzed the effect of phase change material on BIPV, and created an artificial neural network to forecast its effect on system temperature. The proposed approach reportedly achieved superior predictive performance compared to earlier methods.
