Volvo reuses bus batteries for solar storage

Riksbyggen Viva co-op housing complex, Gothenberg Sweden [Credit: Riksbyggen, Creative Commons] As solar installations ramp up and electric vehicles have been on the market for a few years, automakers are starting to look for ways to get more life out of old electric-car batteries, repurposing them for stationary storage. And if you're going to use vehicle old batteries for storage, you might as well use big ones. Volvo, which builds trucks...