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.

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 ...

Irish electricity prices are too high, writes Justin Moran of Wind Energy Ireland, and too much wind power is being wasted every year. A new technology – Dynamic Line Rating – could be deployed ...