SIGNAL+DRAHT | Ausgabe 03/2018

RAM Performance Monitoring and Validation for Large Systems

März 2018 | Jesper Evald, Xavier Villers, Steffen Mehnert

In the Danish ETCS Level 2 nationwide resignalling programme a structured approach to RAM is applied to ensure a high operational availability and punctuality improvement. A previous article “Achieving ultimate RAM performance” in Signal + Draht 3/2014 has described the specifications, contracting and project engineering aspects based on distinctive targets for a number of severity levels and tight limits for the more severe ones. The targets are defined in terms that are used directly as KPIs to monitor, demonstrate and manage the performance of the deployed system long-term....