The invention discloses a self-adaptive adjustment train auxiliary positioning method and system.The positioning system comprises an original vehicle-mounted positioning system and an auxiliary positioning system, and the original vehicle-mounted positioning system comprises a speed measuring sensor and a beacon reading device; the vehicle-mounted signal system safety computer carries out train position calculation according to information obtained from the speed measurement sensor and the beacon reading device, the auxiliary positioning system comprises an inertia measurement module and an error calibration module, the inertia measurement module carries out train position calculation by adopting an inertia calculation algorithm, and the error calibration module carries out error calibration. And the error calibration module is used for comparing a train positioning result of the inertial measurement module with a positioning result of an original train positioning system, and carrying out self-adaptive optimization adjustment on an inertial calculation algorithm according to a comparison result. According to the invention, the positioning precision is high, the reliability is good, and the positioning reliability of the unmanned train is greatly improved.
本发明公开了一种自适应调整的列车辅助定位方法及系统,其定位系统包括原始车载定位系统和辅助定位系统,所述原始车载定位系统包括测速传感器和信标读取设备,车载信号系统安全计算机根据从测速传感器和信标读取设备获取的信息进行列车位置计算,所述辅助定位系统包括惯性测量模块、误差校准模块,所述惯性测量模块采用惯性计算算法进行列车位置计算,所述误差校准模块将惯性测量模块的列车定位结果与原始列车定位系统的定位结果进行比较,并根据比较结果对惯性计算算法进行自适应优化调整。本发明定位精度较高、可靠性较好,极大地提高了无人驾驶列车的定位可靠性。
Self-adaptive adjustment train auxiliary positioning method and system
一种自适应调整的列车辅助定位方法及系统
2022-04-29
Patent
Elektronische Ressource
Chinesisch
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |
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