* Posts by Chris 151

1 publicly visible post • joined 16 Aug 2012

Korean boffins discover secret to quick-charge batteries

Chris 151

Re: Fast charging

"Erm, batteries store power in DC form and the electricity grid is AC. You would need a huge inefficient DC to AC converter to send the electricity back to the grid."

That doesn't seem to have prevented householders up and down the country from installing solar panels on the roofs under the promise of selling power to the grid, breaking even financially after 50 years or something.