A 66-year-old easement, which had been unused for decades, has recently been revived by PacifiCorp for the construction of a 230kV high-power overhead transmission line. The proposed route runs from ...
Three-phase electric power systems are used for high and extra-high voltage AC transmission lines (50kV and above). The pylons must therefore be designed to carry three (or multiples of three) ...
Many of the major systems currently in service were built in the 1960s and 70s, with lines installed at the turn of the century not uncommon. Due to the relatively old age of these structures, most ...
There is a shortage of high-voltage transmission lines in the United States, and demand is expected to grow at least 20 percent in the next decade. Yet selection of transmission line routes is a ...