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Carnegie Mellon Researchers Examine Economic Feasibility Of Using Direct Current Circuits To Power Lights in Commercial Buildings

PITTSBURGH April 25, 2012

Carnegie Mellon University Thomas A. Edison

Brinda Thomas Ines L. Azevedo M. Granger Morgan

"We found that if you used DC instead of AC and your building has fluorescent light, the cost is basically the same or slightly higher with DC," said Azevedo, executive director of CMU’s Climate and Energy-Decision Making Center and an assistant professor in the Engineering and Public Policy Department (EPP).      

$24,000 $5,000


Pittsburgh, Pa.

Morgan, CMU University Professor and head of EPP, also pointed out that further work is needed to better understand potential safety risks with DC distribution and to remove design, installation, permitting and regulatory barriers.  

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