In case of disturbance, train dispatching takes place in a geographically limited area, the dispatching area. From a practical point of view, this is due to the workload of the dispatcher. In order to obtain a more holistic view of the train dispatching problem, this work presents an approach which extends a microscopic approach of dispatching by a macroscopic view of railway operations that take place outside the dispatching area. For this purpose, a cost function is developed, which is applied within a MIP as a subproblem of a column generation. For a selected dispatching area, numerical calculations show that the presented method satisfies the requirements for real-time train dispatching.

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A Strategical Train Dispatching Problem

  • Maik Schälicke,
  • Karl Nachtigall

摘要

In case of disturbance, train dispatching takes place in a geographically limited area, the dispatching area. From a practical point of view, this is due to the workload of the dispatcher. In order to obtain a more holistic view of the train dispatching problem, this work presents an approach which extends a microscopic approach of dispatching by a macroscopic view of railway operations that take place outside the dispatching area. For this purpose, a cost function is developed, which is applied within a MIP as a subproblem of a column generation. For a selected dispatching area, numerical calculations show that the presented method satisfies the requirements for real-time train dispatching.