News tagged with power lines

Engineers develop new power line de-icing system

(PhysOrg.com) -- Dartmouth engineering professor and entrepreneur Victor Petrenko—along with his colleagues at Dartmouth and at Ice Engineering LLC in Lebanon, N.H.—have invented a way to cheaply and effectively ...

Jan 07, 2009
4.5 / 5 (4) 3

With changes, the grid can take it

Over the next two decades, the U.S. electric grid will face unprecedented technological challenges stemming from the growth of distributed and intermittent new energy sources such as solar and wind power, ...

Dec 05, 2011
4.5 / 5 (2) 2 | with audio podcast

Warning: Sunspot cycle beginning to rise

(AP) -- When the sun sneezes it's Earth that gets sick. It's time for the sun to move into a busier period for sunspots, and while forecasters expect a relatively mild outbreak by historical standards, one ...

May 08, 2009
4 / 5 (45) 10