US scientists develop new deep learning tech for PV inverter fault diagnosis
United States scientists have combined spatial and temporal attention mechanisms to develop a new approach for PV inverter fault detection, training the new method on a dataset created in MATLAB/Simulink, and found accuracy reached 97.35%.
Winaico introduces ultra black back-contact module with 23.5% efficiency
Solar PV manufacturer Winaico has launched a new “ultra black” back-contact solar module with a power output of up to 480 W and a conversion efficiency topping 23.5% in the Australian market.
Sungrow debuts 2.5 kW microinverter
The Chinese company said its new microinverter supports four independent MPPT inputs with DC input currents up to 18 A.
PowerCap takes its sodium-ion battery tech to Europe
After witnessing strong demand for its sodium-ion technology in Australia, Queensland company PowerCap is taking its stationary energy storage products to the European market. The initial launch will cover Italy, Germany, and Spain, with further expansion on the cards.
Renshine Solar hits 27.5% efficiency for flexible all-perovskite solar cell
Renshine Solar says it has achieved a record 27.5% efficiency for a flexible all-perovskite cell and 23.0% on a 20.26 cm² panel.
Premier Energies launches 620 W TOPCon solar module
Premier Energies has started commercial output at its 1.2 GW n-type G12R solar cell line in India and introduced a 620 W bifacial module with n-type tunnel oxide passivated contact cells based on the rectangular G12R wafer format.
Novel MPPT technique for EV charging combined with PV, fuel cells
Scientists from India have designed a novel electric vehicle system with a reported efficiency of 98.7%, using PV panels, a proton-exchange membrane fuel cell, battery storage and supercapacitor, with hopes to expand the concept to renewable-energy-based DC microgrids with vehicle-to-grid (V2G) capability.
Researchers develop ultra-cooling patch to reduce PV module temperature
Scientists in Hong Kong have developed a patch that effectively cools down PV panels and utilises waste heat for freshwater production and reportedly increasing maximum power density by over 28% in a folded version of the ultra-cooling patch.
JA Solar unveils 650 W TOPCon module for desert PV projects
JA Solar has launched DesertBlue, a 650 W tunnel-oxide passivated contact module for desert PV projects, featuring self-cleaning glass, reinforced frames, and heat-tolerant design with desert-specific certification.
European teams take charge in World Solar Challenge
With more than half of the 3,000 kilometres completed, the Bridgestone World Solar Challenge is a race in three with Dutch team Brunel leading the way from compatriots Solar Team Twente and Belgian defending champions Innoptus Solar Team.
