Fothermo debuts immersion heater for excess PV power
The German company said its new device features a DC input supporting up to 3 kW of photovoltaic power. The heating output can be continuously adjusted between 0 W and 1,000 W. Priced at €549 ($635) including VAT, the heating element is designed for hot water storage tanks with capacities of up to 500 L.
AI powered solar forecasting helps UK grid operator reduce balancing costs
Open Climate Fix says its Quartz Solar tool saves Great Britain’s grid operator GBP 30 million ($39 million) per year through more accurate forecasting, which reduces the reserve capacity needed for balancing the electricity system. The non-profit company has used machine learning techniques with satellite, weather and historical generation data to reduce forecasting errors by half.
LG Chem, Sinopec to jointly develop sodium-ion battery materials
From ESS News China Petroleum & Chemical Corporation (Sinopec) and South Korea’s LG Chem have signed a joint development agreement to advance key materials for sodium-ion batteries, as the technology moves closer to mass commercialization. Under the agreement, the two companies will collaborate on developing cathode and anode materials for sodium-ion batteries, targeting applications in […]
Vilion releases new C&I battery energy storage system
The Chinese firm says its new EnerCube product is designed for commercial and industrial applications. It has a capacity of 2,250 kWh.
Protecting the grid from extreme weather
IEC Standards help to make the grid more resilient as the impact of climate change intensifies.
Aermec debuts modular heat pump for residential, commercial buildings
The Italian manufacturer said its new WWMG heat pump system has a coefficient of performance of up to 4.98 and an energy efficiency rating of 16.30 BTU/Wh.
Spanish start-up Bihar Batteries to commercialize sodium-ion batteries in 2026
The company has produced its first sodium-ion battery prototype and, in collaboration with Spanish research institute CIC energiGUNE, developed sodium-ion cell prototypes that have shown “very promising results.”
Alfa Laval launches once-through steam generator for thermal storage
The Swedish company stated that its new product was designed for use in compact, molten salt energy storage applications, eventually in combination with PV power. In its standard configuration, it can reportedly withstand temperatures up to 400 C and pressures up to 60 bar.
Japan’s NGK discontinues manufacturing of sodium-sulfur batteries
The manufacturer cites rising material costs, heightened competition from lithium-ion batteries, and the slow uptake of long-duration storage technologies as the reasons for the decision.
Field trial shows third-party control of residential heat pumps can provide grid flexibility
UK researchers find that smart, centrally controlled air-source heat pumps could slash peak electricity demand. The technology not only keeps homes comfortable but also boosts grid flexibility and cuts emissions.
