New deep learning tech for PV inverter fault diagnosis
A team of scientists in the United States has combined both 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, the group has compared it to a series of other data-driven and statistical-based methods and has found accuracy reached 97.35%.
Navigating One Big Beautiful Bill and tariffs in U.S. solar PV and storage
Turning challenges into opportunities as the U.S. solar and storage sectors enter a phase of major policy and market realignment.
kWh Analytics launches excess natural catastrophe insurance for solar projects
The new coverage will provide up to $20 million in additional expanded capacity, covering damage from severe storms in non-coastal regions.
NREL releases energy procurement navigation tool
The National Renewable Energy Laboratory’s tool helps public and private energy buyers, like colleges, utilities, local governments, industrial buyers and more, explore off-site electricity options with cost-informed insights tailored to their specific goals.
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.
LG and Octopus Energy to offer integrated heat pump solution in Europe
LG Electronics and Octopus Energy plan to launch a joint solution in Europe integrating LG’s high-efficiency heat pumps with Octopus’s AI-driven Kraken platform to accelerate sustainable heating adoption.
Argentina awards 667 MW in inaugural battery storage tender
In addition to awarding 30% more capacity than originally planned, Argentina’s first battery energy storage tender could allocate an additional 222 MW to bidders willing to match the highest awarded price.
All-perovskite PV-powered battery for portable electronics
Scientists have used a dual-functional, material-sharing strategy with ethyl viologen diiodide to achieve synergistic performance enhancement in PV-powered batteries. The system was reportedly able to power a wearable glucose monitor for 24 hours.
Euronergy launches new lightweight PV module series
The Dutch company said the new products have a power output ranging from 410 W to 430 W in power and an efficiency of up to 22.2%. The panels reportedly weigh 30% less than conventional counterparts.
Italy issues special procedures for PV tenders over 1 MW with ‘non-Chinese’ components
The country aims to promote modules manufactured in the EU with new tender criteria. To this end, the government has introduced non-price-related tender criteria, making it one of the first EU countries to implement the NZIA guidelines.
