Inlyte proves out first full-scale iron–sodium battery system in factory test
According to Inlyte, the tested unit incorporates what it describes as the world’s largest sodium metal chloride battery cells and modules built to date, with each module capable of storing more than 300 kWh of energy.
TCL Sunpower unveils residential battery
The new modular energy storage solution is compatible with TCL Sunpower solar panels and offers 10–30 kWh capacity, multiple inverter options, and enhanced safety features.
European battery storage fleet expected to grow 45% year-over-year to 16 GW in 2025, WoodMac says
Germany continues to lead Europe’s battery energy storage market, with 18 GW of utility-scale demand and 8 GW from commercial and industrial applications over the next decade.
India’s THDC commissions new unit of 1 GW pumped storage project
THDC India Ltd., a subsidiary of NTPC Ltd., has commissioned a 250 MW unit of its 1 GW variable-speed pumped storage hydropower project in Uttarakhand.
Oscal launches 1,024 Wh portable storage system
The Chinese company said its Power Max 1800 SE has a rated power of 1.8 kW and a surge power of 2.4 kW. It weighs 15.5 kg and measures 39 cm x 23 cm x 25.4 cm.
World’s first high-power aluminum-ion battery system for energy storage
For the first time, a complete aluminum-graphite-dual-ion battery system has been built and tested, showing that lithium-free, high-power batteries can deliver stability, fast response, and recyclability for next-generation grid applications.
Brazil adopts legal framework for battery storage
Brazil published Law 15.296 on November 25, establishing a series of changes to laws in its electricity sector including guidelines for the regulation of storage systems, tax exemptions and the reduction of import tax rates on battery energy storage systems and its components to zero.
Germany records growth in solar self-consumption
Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) has developed a new way to quantify PV self-consumption in Germany using national register and grid-operator data, amid a steady rise in onsite use as installations and storage capacity expand.
Ofgem approves GBP 10.3 billion investment in UK transmission grid
UK energy regulator green-lights transmission network operator budgets for five-year period. Initial budget of GBP 10.3 billion ($13.7 billion) approved with an upper-bound estimate of GBP 70 billion transmission investment by 2031. At least GBP 44 billion of transmission spend has already been committed, according to the regulator.
How to use compressed air storage in flooded coal mines
Researchers in China developed a new compressed air energy storage system that uses flooded roadways in abandoned coal mines to store compressed air and heat for nighttime power generation. Simulations show the design can achieve 71.5% thermal efficiency, stable performance, and higher energy density at greater depths, with minimal long-term impact from air leakage.
