Startup to build wood solar canopies for collective energy in France
BoucL Énergie says it will install wooden-framed parking canopies in southern France, as part of a future collective self-consumption plan.
Improving solar-air source heat pump performance via heat grid
A scientific group has proposed adding thermal solar panels to air-source heat pumps while also using grid heating to keep temperatures stable at night. The group modeled a system that could reportely achieve a coefficient of performance of 10.11 and represent an optimal solutions for cold climates.
Northvolt CEO steps down following bankruptcy filing
Company co-founder Peter Carlsson steps down from CEO position at Northvolt in the wake of Chapter 11 announcement in the United States. The Swedish battery maker has embarked on a debt restructuring process and is seeking new sources of funding.
Brazil’s largest microgrid goes online
Brazil’s largest microgrid has gone online at the State University of Campinas (Unicamp). The CampusGrid project combines a 565 kW solar system with a 1 MW high-capacity battery energy storage system (BESS).
Agrivoltaics can improve water conservation in Africa
Research led by the University of Sheffield installed an off-grid agrivoltaic system in Tanzania and a grid-tied agrivoltaic system in Kenya. They found the installations helped boost crop yield and conserve water while generating electricity at a lower cost than the national grid.
Solarwatt presents new residential battery
German manufacturer Solarwatt says its new battery can be flexibly configured as an AC or DC system. It also features an emergency power function and can only be combined with Solarwatt inverters.
Coatema launches roll-to-roll production lines for organic, perovskite, dye-sensitized solar cells
German PV equipment company Coatema Coating Machinery says its roll-to-roll processing solutions cover from lab or pilot to production scale.
Scientists design 30.22%-efficient perovskite-silicon tandem solar cell with heterojunction bottom tech
An international research team has developed a perovskite-silicon tandem solar cell with a hole transport layer based on methyl-substituted carbazole and submicron-sized textured silicon bottom heterojunction cells. The proposed cell configuration uses commercially available Czochralski silicon wafers and promises efficiencies over 30%.
Envision completes testing of world’s largest grid-forming energy storage platform
China-based Envision Energy says that its 5.5 MW /14 MWh grid forming energy storage demonstration platform is the first and biggest single-unit grid-forming energy storage system globally to receive certification under rigorous, full-scenario testing standards.
Enphase introduces portable off-grid battery
The U.S. solar microinverter provider introduced a 1500 Wh portable battery bank.
