Batteries aren't one-size-fits-all, and neither is the way they're wired to your house. Here's what you should know about AC- and DC-coupling. When we think about solar panels and batteries, we don't ...

Using a fixed-DC architecture removes the complex process of voltage variability in solar-plus-storage projects. Image: Lockheed Martin. For a long time AC-coupled solar-plus-storage was the preferred ...

North American manufacturer Ecoflow has launched a “retrofit” residential battery solution that it claims can be easily integrated with existing rooftop PV arrays. “Unlike conventional DC-coupled or ...

As the proportion of renewable energy in utility grids continues to grow worldwide, large storage systems are becoming an increasingly important issue. Until now, AC-coupled systems have been the ...

Researchers from Chalmers University of Technology in Sweden have compared the energy savings potential of alternating current (AC) and direct current (DC) distribution systems for residential ...