Apparatus and method for locating the position of a fault occurring in an electric power transmission system with respect to a monitoring point

摘要

A method and apparatus for locating the position of a fault occurring in an electric power transmission system wherein an indication of the position of the fault with respect to a monitoring point is obtained from the time taken for a transient component of fault signal to travel from the monitoring point to the fault and back to the monitoring point after reflection at the fault.