Direct Current

 
Editors' Pick
Current Technology
by
Chuck Ross
| February 2013
| under

In the late 1800s, Thomas Edison and George Westinghouse faced off in what has been called the “War of the Currents,” with Edison trumpeting direct current (DC) for its efficiency and safety and Westinghouse backing Nikola Tesla’s alternating current (AC) for its usefulness in large distribution sys

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100-Year-Old Electrical Puzzle Solved for Future HVDC Transmission
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ABB, a power and automation technology company, recently announced a breakthrough in the ability to interrupt direct current (DC). It solved a 100-year-old electrical engineering puzzle that paves the way for a more efficient, reliable electric supply system.

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