WEAR PREDICTION AND MATERIAL SELECTION OF CONTACT INSERTS FOR ELECTRIC TRANSPORT BASED ON ENERGY MODEL USING THE FINITE ELEMENT METHOD. - Holenko, Kostiantyn; Dykha, Oleksandr; Horbay, Orest; Kovtun, Oleksii; Dytyniuk, Volodymyr (Eastern-European Journal of Enterprise Technologies, 2026)