Finland inaugurates world’s largest 1 MW/100 MWh sand battery
Finland has inaugurated the world’s largest sand battery, a 1 MW/100 MWh thermal storage system developed by Polar Night Energy. The unit is already exceeding efficiency targets.
Skyworth launches new residential inverters
The Chinese electronics manufacturer said its new single-phase inverters have a maximum efficiency of 97.9% and a European efficiency rating of 97.2%.
pv magazine Homeowner Guide: Sharing information with a solar installer
pv magazine is compiling a guide to home solar installations, aimed at those who are interested in installing but are new to the market and want to make an informed decision. We have spoken to associations, installers and industry specialists in major solar markets across the globe to compile best practice guidance and advice that aims to be applicable to home solar installations anywhere in the world.
Novel MPPT technique for EV charging combined with PV, fuel cells
Scientists in India have designed a system that uses PV panels, a proton-exchange membrane fuel cell, battery storage, and a supercapacitor. It also relies on an adaptive neuro-fuzzy inference system-based MPPT that reportedly achieves an efficiency of 98.7%.
New object detection algorithm for solar cleaning robots
A Chinese research team at Tarim University have developed a lightweight object detection and pose recognition solution for solar panel cleaning robots.
SolaX presents balcony storage system
Chinese manufacturer SolaX Power has unveiled its Balcony X-MS 2000, a lithium-phosphate battery storage system for residential microgeneration supporting up to 2,400 W of solar input.
Huaneng switches on 5 MW perovskite solar test facility in China
Huaneng has commissioned a 5 MW perovskite PV demonstration plant in China’s Qinghai province to test performance, durability, and environmental adaptability under high-altitude, high-UV conditions.
Solyco unveils 480 W back-contact solar panel
Germany’s Solyco has developed a 480 W back-contact solar module with 23.8% efficiency and a temperature coefficient of -0.26% per degree Celsius.
Micoe showcases residential PV water heaters
The Chinese company said its new PV-driven water heaters are combinable with grid electricity to ensure continuous domestic hot water supply. The new products rely on MPPT controllers and a digital control panel featuring programmable temperature settings and timer functions.
SAJ launches HS3 6-in-one home battery with 40 kWh storage
China’s SAJ has launched its HS3 6-in-one home battery series, available in single- and three-phase configurations with 1,000 W to 15,000 W of PV input and up to 40 kWh of lithium iron phosphate (LiFePO4) storage.
