The invention relates to the technical field of train obstacle detection, and discloses a train passive obstacle detection method, which comprises the following steps of: installing a train obstacle detection device at the front end of a first bogie of a train head; collecting displacement information of a train obstacle detection device; judging whether the train collides with the obstacle or not according to the displacement, and if yes, judging the collision level of the train according to the displacement; constructing a displacement variation sequence according to the displacement variation in unit time when the collision occurs, and adjusting the collision grade of the train according to the displacement variation sequence; calculating a displacement change rate according to the displacement change quantity sequence, constructing a displacement change rate sequence according to the displacement change rate, and calculating an impact strength grade of the obstacle according to the displacement change rate sequence; comprehensively evaluating the collision degree according to the collision grade and the collision strength grade, and performing final collision early warning according to the collision degree. The obstacle detection accuracy is improved.
本发明涉及列车障碍物检测技术领域,公开了一种列车被动障碍物检测方法,该方法包括:将列车障碍物检测装置安装在车头的第一个转向架前端;采集列车障碍物检测装置的位移信息;根据位移量判断列车是否与障碍物发生碰撞,若判断发生碰撞,根据位移量判断列车的碰撞等级;根据碰撞发生时的单位时间位移变化量构建位移变化量序列,根据位移变化量序列对列车的碰撞等级进行调整;根据位移变化量序列计算位移变化速率,根据位移变化速率构建位移变化速率序列,根据位移变化速率序列计算障碍物的撞击力度等级;根据碰撞等级和撞击力度等级综合评估碰撞程度,根据碰撞程度进行碰撞终极预警。本发明提高了障碍物检测准确性。
Passive obstacle detection method and system for train
一种列车被动障碍物检测方法及系统
2025-03-18
Patent
Electronic Resource
Chinese
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |
European Patent Office | 2019
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