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Switch Curve Information Based Train Positioning Method
Author(s): 
Pages: 64-69
Year: Issue:  2
Journal: Journal of Transportation Systems Engineering and Information Technology

Keyword:  railway transportationtrain positioningswitch curvetrack occupied identificationinertial measurement;
Abstract: 在安全苛求的现代列车控制系统中,列车的实时定位是一个十分重要的环节.传统的基于里程计的列车定位方法只能提供列车行驶的里程信息,在具有多条平行股道的铁路车站,传统的列车定位方法无法解决轨道占用识别的问题.本文根据列车在铁路线路上运行的特点,提出了基于道岔曲线信息的列车定位方法,该方法利用GPS及惯性传感器辅助提取列车在道岔处的速度、加速度、角速度等运行特征,得到列车在道岔处的转弯半径、曲率变化及运行...
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