BHP inks deals to explore battery tech opportunities
Mining giant BHP has struck early-stage agreements with two of the world’s largest battery manufacturers to explore the application of battery technology and electrification across its global operations.
Longi unveils 34.58%-efficient tandem perovskite-silicon cell
In a new scientific paper published in nature, the Chinese manufacturer presented a new tandem perovskite-silicon solar cell based on a bottom cell with a heterojunction design. It also used a new type of self-assembled monolayer that reportedly reduces non-radiative recombination and increases cell efficiency.
Deye launches C&I power conversion system with battery storage
Deye has developed a new power conversion system optimised for solar integration, with modules ranging from 100 kW to 125 kW. The Chinese manufacturer says the PCS supports flexible system design and targets commercial and industrial applications.
Risen hits 740 W average for mass-produced HJT module
Risen Energy says it has achieved an average power output of 740 W for its mass-produced heterojunction solar module, with certified cell efficiency of 26.61% and module efficiency of 24.81%, according to China’s Fujian Metrology Institute. Encapsulation losses were limited to 1.8%.
Tongwei achieves 91.7% bifaciality factor for 722 W TOPCon solar module
The Chinese manufacturer said the result was confirmed by TÜV Rheinland. It was achieved through a sunken pyramid structure that reportedly achieves selective-texture on the non-electrode area of rear-side and a zebra-crossing passivation contact structure that is said to ensure excellent passivation.
JinkoSolar achieves world record efficiency of 27.02% for TOPCon solar cell
The Chinese manufacturer said the result was certified by China’s National Photovoltaic Industry Measurement and Testing Center (NPVM).
GoodWe releases 112 kWh storage system for C&I solar
GoodWe has launched a 112 kWh battery energy storage system for commercial and industrial solar projects, featuring 96% round-trip efficiency and a 6,000-cycle lifespan. The system allows parallel connection for up to 450 kWh of total capacity.
Fox ESS unveils hybrid high-power inverter for C&I applications
Fox ESS has launched a hybrid high-power inverter for commercial and industrial use, with parallel operation of up to 10 units enabling 1.25 MW output and 7.2 MWh storage. The Chinese manufacturer says the system offers 97.6% European efficiency and 98.2% peak efficiency.
Trina Solar reveals 841 W perovskite-silicon tandem PV module prototype
China’s Trina Solar has unveiled a perovskite‑silicon tandem solar module prototype delivering 841 W and 27.1% efficiency, based on 210 mm tandem cells.
Longi unveils 700 W back-contact PV panel with world record silicon solar cell
Chinese solar manufacturer Longi has unveiled a new PV module with 25.9% efficiency, produced using both low- and high-temperature passivation techniques.
