TY JOUR TI ESTIMATE OF VOLTAGE QUALITY ON TRACTION SUBSTATION BUSES OF 27.5 kV WITH LONGITUDINAL CAPACITIVE COMPENSATION DEVICE KW traction substation KW electric energy quality KW electromagnetic compatibility KW voltage level KW voltage non-sinusoidality KW capacitive compensation JO Bulletin of Bryansk state technical university AU Makasheva, S.I. AU Pinchukov, P.S. AU Mamaev, A.R. AU Terleckiy, S.G. PY 2020 IS 2020 PB Bryansk State Technical University