This paper deal with an analytical and
simulation of the application of MHO distance relay (DR) for
the protection of line transmission high voltage (HV) 220 kV
in Algeria employing series capacitors compensating devices.
A detailed modeling of series compensated (SC) is proposed
and integrated in transmission system. The studies also
include different challenges which the protection engineer
may face such as current inversion, voltage inversion, non-
linearity of the line impedance,…etc. The simulation results
show the impact of the series compensating capacitor on
distance protection relay during different fault condition. The
simulation is performed in Matlab software environment.