Duke combines solar, storage in smart grid trial
Duke Energy detailed on Tuesday a smart grid program that pushes power generation and storage to edge of the transmission network. The company is testing what it calls a "virtual power plant" at a substation in Charlotte, North Carolina that it hopes will allow it to use electricity more efficiently. The substation--where electricity is distributed to a local neighborhood--is equipped with a 50 kilowatt solar array, enough to supply at least five homes when operating. The 213 solar panels either feed electricity directly to the grid or to a 500 kilowatt zinc-bromide battery. More...06-17-2009 07:05
Current Focus
Latest News
- Disagreements on cyber risk East-West "Cold War"
- Cyberattacks Temporarily Cripple 2 Israeli Web Sites
- With Congress on break, SOPA fight continues
- Could Chrome overtake Internet Explorer in the browser wars?
- Beijing Imposes New Rules on Social Networking Sites
- Corporate America Must Fight, and Live With, China Hackers: View
- If Google’s target is Amazon, watch out
- Verizon to Buy Spectrum From Comcast for $3.6B
- Retailers adapt as mobile holiday shopping booms
- Target Works to Fix Website Before Black Friday