OAK RIDGE, Tennessee, July 22 -- The U.S. Department of Energy's Oak Ridge National Laboratory issued the following news release: ORNL researchers Phani Marthi and Suman Debnath work on developing and scaling up new EMT simulation software to analyze how power electronics in the electric grid will respond to brief interruptions in power flow. Credit: Genevieve Martin/ORNL, U.S. Dept. of Energy Power companies and electric grid developers turn to simulation tools as they attempt to understand h  more