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ECONOMIC AND MATHEMATICAL MODEL OF OPTIMIZATION OF REPAIR AND PREVENTIVE MAINTENANCE OF SWITCHING AND STARTING EQUIPMENT WITH DIAGNOSTICS OF THE INSULATION CONDITION

DOI: 10.46573/2658-7459-2021-45-49

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Authors

G.S. Kuzmin

Abstract

The article presents the conclusion of the objective function, which is a probabilistic economic and mathematical model for optimizing the frequency of maintenance of switching and starting devices. The model is designed for a maintenance strategy, in which the decision to repair or replace the device is made based on the results of periodic monitoring of the insulation resistance, combined with a repair inspection and checking the serviceability of mechanical parts. The specific repair and maintenance costs are taken as the target function.

Keywords

electrical switching and starting devices, repair, prevention, maintenance, optimization model, target function, reliability, time to failure, electrical insulation.