Forbes contributors publish independent expert analyses and insights. I write about green energy tech that will change your life. Have you ever noticed power lines sagging lower on a hot summer day?

On a cloudy day in mid-July, a crew of technicians carried a shiny metal orb, about the size and weight of a kid’s bowling ball, under a 110-kilovolt transmission line running near Hamburg, Germany.

Technology demonstration aims to boost reliability, unlock capacity, and prepare California's grid for extreme weather and additional renewable energy integration OAKLAND, Calif., Dec. 11, 2025 ...

Great River Energy’s dynamic line rating (DLR) project is the largest DLR deployment to date in the U.S. based on the number of sensors installed. Early results identified a 48.92% increase in power ...

To guarantee the tensile strength and clearance requirements of transmission lines are not violated under time-varying external conditions, transmission lines are given line ratings that determine ...

Great River Energy’s implementation of dynamic line rating demonstrated capacity gains, cost savings, and enhanced grid resilience through real-time weather and line condition data. DLR measures ...