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    Improving the Dependability Evaluation Technique of a Transport Vehicle
    (Kaunas Univ. of Technology, Lithuania, 2020) Babyak, Mykola O.; Neduzha, Larysa O.; Keršys, Robertas
    EN: The safety of vehicles depends on the dependabiliti of its elements, which should guarantee the trouble-free operation throughout the entire service life. The concepts of "safety" and "dependabiliti" for the vehicle are inseparable. Therefore, all structural components throughout the entire service life before the onset of the limit state must guarantee trouble-free operation of rolling stock with the installed system of maintenance and repair, i.e. be in working condition as long as possible and perform all necessary functions. Regarding the relevance in predicting the technical condition of a vehicle, authors present improving the dependabiliti evaluation technique of its facility by the value of a safety factor. The impact of actual operating conditions of rolling stock on durability and operability (on the example of a pantograph) is taken into account. The nearest relation between the dependabilitiof a structure and a safety factor and parameters of probability distributions of stresses is determined. Improving the technique can be used to evaluate the dependabiliti of the facility from the viewpoint in the individual prediction of operability and life of the structural elements for the vehicle based on observations over the process of their wear. This will increase the safety and dependabilitiof operation for all complex structures.