Continuous improvement of technical servicing and repair system of railway substation on the basis of FMEA methodology

The article shows the ways of sohing the problem of upgrading and efficiency of the technical servicing and repair of railway substation of electrified railways in operation. Proposed to use of FMEA methodology to continuous improvement the technical servicing and repair process of electrical equipment throughout the life cycle. By the given method, the calculation of critical violations operations of subprocess maintenance work of the supply transformer and subprocesses criticality of maintenance of power electric equipment of railway substations is carried out.