Development Genesis of Functional Safety on the Example of an Element of the Railways Infrastructure Subsystem

Abstract

The degree of protection against the danger arises as a result of incorrect (unforeseen by the developers) operation of a technical object is determined by the issues of functional safety, which have acquired the greatest relevance in this period of human development and have become the object of research. Authors consider the problems of functional safety of dynamic systems on the example of an element of the railway infrastructure subsystem – a railway track. It is shown that an attempt to create a single universal system for classifying tracks, considering the satisfaction of heterogeneous requirements to ensure the conditions for interoperability of various railway systems, is unrealistic in the current circumstances. The missing components for the classification system of the railway track structure operability are considered. An analysis of the historical understanding of various processes in relation to real-time is given. The main direction for improving the quality of the functional safety of a railway track is formulated – the need to combine the theory of elasticity with new theories that change the approaches to studying time-varying processes from quasi-dynamic to dynamic.