Train control system and method of controlling a train or trains

  • US 7,092,801 B2
  • Filed: 03/14/2006
  • Issued: 08/15/2006
  • Est. Priority Date: 07/02/2002
  • Status: Active Grant
First Claim
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1. A method for controlling a train comprising the steps of:

  • receiving a speed restriction at a train, the speed restriction including a maximum allowable speed;

    determining a position of the train using a positioning system;

    determining when a train is in danger of violating the speed restriction based at least in part on a grade of a track on which the train is traveling and at least in part upon the weight of the train;

    applying a train brake such that violation of the speed restriction is prevented.

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