Recent winter storms in Texas, as well as Gulf Coast hurricanes, and heat waves in California have forced utilities to think about more resilient power grids.
In Chicago, where the threat of winter blizzards, summer power surges, and deadly tornadoes can leave tens of thousands of residents without power for many days, a new microgrid is on the cusp of becoming a model for the country.
ComEd, the electric and gas utility company with 10 million customers, has successfully…