The newest trends in marshalling yards automation

Marshalling yards are one of the most important parts of every railway infrastructure. Means of mechanization and automation are being built to achieve as efficient forming of freight trains as possible. Modern, fully automatic systems based on extensive utilization of computers are being implemented. Their main function is to make freight trains into unit trains and divided according to their destinations. One part of these systems is responsible for automatic routing of coupled or isolated cars through the ladder. The other part automatically regulates by retarders the speed of the cars on their way into the destination tracks in the classification bowl. The state-of-the-art marshalling systems provide not only these basic automation functions. They offer also setting interlocked routes with a level of safety integrity SIL3. This article is focused on both above mentioned parts of marshalling systems – automation and safety one.

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