Grid-enhancing technologies

Energy Department spends $1.9 billion to get 23 gigawatts more out of existing power lines

Energy Department grants of $1.9 billion across 31 projects aim to add more than 23 gigawatts of capacity to existing power lines. Recipients add $3.35 billion, putting the all-in cost near $228 a kilowatt for wire capacity that still needs power plants behind it.