TrainsRunner Studio
TrainsRunner Studio

Integrated electro-mechanical simulator


TrainsRunner Studio is an electro-mechanical simulator of railway, subway, and wire-tram systems with different types of power supply: 3 kV DC, 1.5 kV DC, 750 V DC, 600 V DC, 1x25 kV AC, 2x25 kV AC.

TrainsRunner Studio realizes the integrated simulation of the movement of trains on one or more lines (also with nodes and branches) and of the operation of the AC or DC power supply network. TrainsRunner supports time management and the simplified model of the signaling system.

TrainsRunner Studio supports the complete design, simulation and results analysis process based on the TrainsRunner simulator. TrainsRunner Studio allows the user to design the power supply network based on circuit diagrams and to edit data and models using tables or import from MS Excel files.

TrainsRunner Studio integrates powerful results analysis tools for performance evaluation (also based on time and signaling system), TE power system operation, component thermal behavior and short circuit safety . An optional package allows you to design the calibration of short-circuit protection (breakers thresholds).


  • Horizontal and vertical alignment of the line (curves and slopes), tunnels
  • Speed limits, stops and stations
  • Elements of signalling system

  • Length, tare, payload and rotating masses
  • Resistance to the motion, as function of speed, slopes, curve radius and tunnels
  • Traction effort vs speed, total and electrodynamic braking effort vs speed, efficiency vs speed, line current vs line voltage, power factor vs speed (for AC systems)
  • Mean power of auxiliary loads

  • Multi conductor model of the line (AC systems), circuit model (overhead contact line, rails and line cables) for DC systems
  • Electric circuit and model of substations (both AC and DC systems), with feeders
  • Electric circuit of interconnections between lines
  • Library of electric components (overhead contact line, rails, cables and equipment)

  • Timetable management with timed trains
  • Management of schedules defined by the time of departure, arrival or transit in the stations
  • Import of timetable data from RailML format

  • Charts of electro-mechanic variables
  • Train graph
  • Thermal analysis of electric components
  • Short circuit analysis and calibration of protections

  • Design of the railway supply system
  • Verification of performances (trains operation and supply system)
  • Verification of the electric and thermal sizing of equipment (overhead contact line, rails, cables and substation equipment)
  • Calculation of short circuit currents (steady state) and design of protections
  • Assessment of the energy efficiency of the whole railway system: vehicle consumption, losses, system consumption, energy recovery and storage
  • Verification of electric safety, in normal operation and short circuit: rail potential and earth circuit potential

  • Diagram of the DC supply network/positive layer

    The diagram concerns the positive circuit of the DC supply network (ESS devices, feeders, breakers, switches, overhead contact line)

  • Diagram of the DC supply network/negative layer

    The diagram concerns the negative circuit of the DC supply network (tracks, return cables, protection devices, earth circuit, track circuits)

  • Diagram of the multi-conductor AC network

    The diagram concerns the graph of the multi-conductor AC network. The arcs of the graph are the multi-conductor sections (that include rails, feeders, OHCL, etc.), the nodes are the interconnection circuits

  • Diagram of an interconnection node of AC network

    The diagram concerns the electric schematic of an interconnection node of the AC network. The node (e.g. a traction substation) connects two multi-conductor sections

  • Block diagram of TrainsRunner Studio

    The diagram shows the main functions of TrainsRunnerStudio

  • Visualization of simulation results

    TrainsRunner Studio includes the tool to visualize the simulation results in chart form. The user can organize the charts in pages, with custom defined layout (rows and columns)

  • TrainGraph

    TrainsRunner Studio includes the tool to draw the TrainGraph, that is the chart of train operation during daytime (position of trains vs time)

  • Short Circuit analysis in DC networks

    TrainsRunner Studio includes the tool to analyze the short circuits on the DC network (line and substations) and to help the designer to calibrate the threshold of protection devices. The diagram shows when the protections trip while the short circuits moves along the line: the bars show which protection device trips as function of the short circuit position

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Download TrainsRunner Studio technical description