Energy & Green Tech

New all-liquid iron flow battery for grid energy storage

A commonplace chemical used in water treatment facilities has been repurposed for large-scale energy storage in a new battery design by researchers at the Department of Energy's Pacific Northwest National Laboratory. The ...

Electronics & Semiconductors

Invention reduces cost of manufacturing quick-charging devices

In the course of the transition to e-mobility, range and charging times are becoming increasingly important for more and more people. That's why possibilities for faster charging are of ever-greater interest. Quick charging ...

Engineering

A medium-voltage string inverter for photovoltaics

The Fraunhofer Institute for Solar Energy Systems ISE has developed and successfully commissioned the world's first medium-voltage string inverter for large-scale power plants. By feeding power into the medium-voltage grid, ...

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