Electricity -- Mini-Grid to the Max (IMAGE) DOE/Oak Ridge National Laboratory Caption Ben Ollis, left, and Phil Irminger of Oak Ridge National Laboratory's Power and Energy Systems Group test components on the SI-GRID platform in a safe, low-voltage setting. Credit Carlos Jones/Oak Ridge National Laboratory, U.S. Dept. of Energy Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.