Volvo Researches on E-Bus Batteries Used to Store Solar Energy Updated On Thu, Dec 6th, 2018 by Saurenergy Volvo Buses is taking part in a research project whereby used electric bus batteries get a second lease of life as solar energy storage units. The inauguration of what is probably Europe’s first ever energy warehouse using electric bus batteries is currently under way. The batteries from electric bus in Gothenburg and Sweden, are getting a […] Read more