Alternating Current

Riffgat Offshore Wind Farm Nears Completion

Germany’s Siemens has handed over the first of a total of five commissioned North Sea grid connections, the BorWin2 offshore platform, to its customer TenneT, a German-Dutch transmission grid operator, for immediate commercial operation, the company announced in a press release on January 30. TenneT is one of the four Transmission System Operators (TSOs) that… Keep reading →

Electrical Wires

It’s #GridWeek on Energy.gov. We’re highlighting our efforts to maintain a reliable, resilient and secure electric grid across the country, and what that means for you. We’ll be hosting a Twitter chat on How the Grid Works on Thursday November 20 at 2 PM EDT. Send us your questions on Twitter, Facebook and Google+ using #GridWeek. Starting in the late… Keep reading →

Electrical Wires

Starting in the late 1880s, Thomas Edison and Nikola Tesla were embroiled in a battle now known as the War of the Currents. Edison developed direct current — current that runs continually in a single direction, like in a battery or a fuel cell. During the early years of electricity, direct current (shorthanded as DC) was the standard in… Keep reading →

proteus_einstein

Two weeks ago, Energy.gov hosted a Tesla vs. Edison showdown. And while Nikola Tesla and Thomas Edison have captured the public’s imagination — and come to represent the opposing sides in the battle between direct and alternating currents — they weren’t the only great minds and colorful characters working in electricity at the time. Learn more below about the inventors and… Keep reading →

Coastal Texas Faces Heavy Damage After Hurricane Ike

Quick Take: I’m far from a security expert and I don’t even play one on TV. But I do have lots of friends who are knowledgeable and several of them think the electric power industry is overlooking the biggest cyberthreat of all. Some context – most national and international security experts now predict a major… Keep reading →