The SCADA subsystem TRAIL is used to surveil and control train traffic on a given route or whole region.

 

The main functions of the SCADA subsystem TRAIL are:

• supervision and control of railway stations
• description of railway stations topology
• train numbers tracking
• current objects topology calculation
• calculation of available train routes inside railway stations
• checking for train routes conflicts
• creating commands for train routes setting
• automatic train routes setting on substations and tracks
• checking for fullfilment of conditions for command execution
• building route train-graph
• surveilling on the train schedule
• sending information to the Human Machine Interface (HMI) for visualization of technological processes
• sending information to the Historical Information Server (HIS) for archiving and logging of technological events, alarms, system disturbances, operator’s actions etc.