Regional trains for Metro Fire Positioning System and application methods

The present invention relates to the field of underground tunnels, in particular to a fire Metro train positioning system and its application, characterized in that: said system is a smoke detector and at least information processors, each of the top and bottom of each compartment It is provided with at least one smoke detector, the smoke detector and transmits the connection information to the information processor. Advantage of the present invention are: fast, external fire determination portion Metro train accurately to develop reasonable evacuation and ventilation direction, and fire fighting firemen to provide accurate information.