Railway vehicle and control method and system therefor, and train control and management system

Abstract

A railway vehicle control method includes: receiving information of a target railway vehicle in front of a current railway vehicle and a current speed of the current railway vehicle; controlling, based on the information of the target railway vehicle and the current speed, the current railway vehicle to operate, and determining an operation requirement for the target railway vehicle; and transmitting the operation requirement for the target railway vehicle to a central server.

1 . A railway vehicle control method, comprising:
 receiving information of a target railway vehicle and a current speed of a current railway vehicle, the target railway vehicle is in front of the current railway vehicle;   controlling, based on the information of the target railway vehicle and the current speed, the current railway vehicle to operate, and determining an operation requirement for the target railway vehicle; and   transmitting the operation requirement for the target railway vehicle to a central server, to cause the central server to transmit the operation requirement for the target railway vehicle to the target railway vehicle, so that the target railway vehicle operates based on the operation requirement for the target railway vehicle.   
     
     
         2 . (canceled) 
     
     
         3 . The railway vehicle control method according to  claim 1 , wherein the information of the target railway vehicle comprises a relative speed and a relative distance between the current railway vehicle and the target railway vehicle, and the controlling the current railway vehicle to operate, and determining an operation requirement for the target railway vehicle comprises:
 controlling the current railway vehicle to maintain a current operating state when the relative speed is less than 0;   controlling the current railway vehicle to maintain the current operating state when the relative speed is equal to 0, and determining that the operation requirement for the target railway vehicle is to maintain the current operating state or accelerate;   controlling the current railway vehicle to perform stopping-based braking when the relative speed is greater than 0 and greater than the current speed, and determining that the operation requirement for the target railway vehicle is to perform stopping-based braking;   controlling the current railway vehicle to perform slowing-based braking when the relative speed is greater than 0 and equal to the current speed; and   determining whether a theoretical braking distance is greater than or equal to the relative distance when the relative speed is greater than 0 and less than the current distance; if the theoretical braking distance is greater than or equal to the relative distance, control the current rail vehicle to perform stopping-based braking, and determine that the operation requirement for the target rail vehicle is to accelerate; and determine whether a difference between the relative distance and the theoretical braking distance is greater than a tolerable anti-collision distance if the theoretical braking distance is less than the relative distance, control the current rail vehicle to maintain the current operating state when the difference between the relative distance and the theoretical braking distance is greater than the tolerable anti-collision distance, control the current rail vehicle to perform service braking for deceleration when the difference between the relative distance and the theoretical braking distance is equal to the tolerable anti-collision distance, and when the difference between the relative distance and the theoretical braking distance is less than the tolerable anti-collision distance, control the current rail vehicle to perform safety braking, and determine that the operation requirement for the target rail vehicle is to maintain the current operating state or accelerate.   
     
     
         4 . A train control and management system (TCMS), comprising:
 a receiving module, configured to receive information of a target railway vehicle and a current speed of a current railway vehicle, the target railway vehicle is in front of the current railway vehicle;   a control module, configured to control, based on the information of the target railway vehicle and the current speed, the current railway vehicle to operate, and determine an operation requirement for the target railway vehicle; and   a communication module, configured to transmit the operation requirement for the target railway vehicle to a central server, to cause the central server to transmit the operation requirement for the target railway vehicle to the target railway vehicle, so that the target railway vehicle operates based on the operation requirement for the target railway vehicle.   
     
     
         5 . (canceled) 
     
     
         6 . The TCMS according to  claim 4 , wherein the information of the target railway vehicle comprises a relative speed and a relative distance between the current railway vehicle and the target railway vehicle, and the control module is configured to:
 control the current railway vehicle to maintain a current operating state when the relative speed is less than 0;   control the current railway vehicle to maintain the current operating state when the relative speed is equal to 0, and determining that the operation requirement for the target railway vehicle is to maintain the current operating state or accelerate;   control the current railway vehicle to perform stopping-based braking when the relative speed is greater than 0 and greater than the current speed, and determine that the operation requirement for the target railway vehicle is to perform stopping-based braking;   control the current railway vehicle to perform slowing-based braking when the relative speed is greater than 0 and equal to the current speed; and   determine whether a theoretical braking distance is greater than or equal to the relative distance when the relative speed is greater than 0 and less than the current distance; if the theoretical braking distance is greater than or equal to the relative distance, control the current rail vehicle to perform stopping-based braking, and determine that the operation requirement for the target rail vehicle is to accelerate; and determine whether a difference between the relative distance and the theoretical braking distance is greater than a tolerable anti-collision distance if the theoretical braking distance is less than the relative distance, control the current rail vehicle to maintain the current operating state when the difference between the relative distance and the theoretical braking distance is greater than the tolerable anti-collision distance, control the current rail vehicle to perform service braking for deceleration when the difference between the relative distance and the theoretical braking distance is equal to the tolerable anti-collision distance, and when the difference between the relative distance and the theoretical braking distance is less than the tolerable anti-collision distance, control the current rail vehicle to perform safety braking, and determine that the operation requirement for the target rail vehicle is to maintain the current operating state or accelerate.   
     
     
         7 . A railway vehicle, comprising the train control and management system (TCMS) according to  claim 4 . 
     
     
         8 . A railway vehicle control system, comprising:
 a train control and management system (TCMS), installed on a current railway vehicle and configured to: receive information of a target railway vehicle and a current speed of a current railway vehicle, the target railway vehicle is in front of the current railway vehicle, control, based on the information of the target railway vehicle and the current speed, the current railway vehicle to operate, determine an operation requirement for the target railway vehicle, and transmit the operation requirement for the target railway vehicle to a central server;   an obstacle detection apparatus, mounted to the current railway vehicle and configured to: detect the information of the target railway vehicle in front of the current railway vehicle, and transmit the detected information of the target railway vehicle to the TCMS; and   the central server, located outside the current railway vehicle and configured to: receive the operation requirement for the target railway vehicle from the TCMS, and transmit the operation requirement for the target railway vehicle to the target railway vehicle, so that the target railway vehicle operates based on the operation requirement for the target railway vehicle.   
     
     
         9 . The railway vehicle control system according to  claim 8 , wherein the information of the target railway vehicle comprises a relative speed and a relative distance between the current railway vehicle and the target railway vehicle, and the TCMS is configured to:
 control the current railway vehicle to maintain a current operating state when the relative speed is less than 0;   control the current railway vehicle to maintain the current operating state when the relative speed is equal to 0, and determining that the operation requirement for the target railway vehicle is to maintain the current operating state or accelerate;   control the current railway vehicle to perform stopping-based braking when the relative speed is greater than 0 and greater than the current speed, and determine that the operation requirement for the target railway vehicle is to perform stopping-based braking;   control the current railway vehicle to perform slowing-based braking when the relative speed is greater than 0 and equal to the current speed; and   determine whether a theoretical braking distance is greater than or equal to the relative distance when the relative speed is greater than 0 and less than the current distance; if the theoretical braking distance is greater than or equal to the relative distance, control the current rail vehicle to perform stopping-based braking, and determine that the operation requirement for the target rail vehicle is to accelerate; and determine whether a difference between the relative distance and the theoretical braking distance is greater than a tolerable anti-collision distance if the theoretical braking distance is less than the relative distance, control the current rail vehicle to maintain the current operating state when the difference between the relative distance and the theoretical braking distance is greater than the tolerable anti-collision distance, control the current rail vehicle to perform service braking for deceleration when the difference between the relative distance and the theoretical braking distance is equal to the tolerable anti-collision distance, and when the difference between the relative distance and the theoretical braking distance is less than the tolerable anti-collision distance, control the current rail vehicle to perform safety braking, and determine that the operation requirement for the target rail vehicle is to maintain the current operating state or accelerate.   
     
     
         10 . The railway vehicle control system according to  claim 8 , wherein the obstacle detection apparatus comprises at least one of a radar apparatus, a visual apparatus, an infrared apparatus, or a global positioning system (GPS).