基于粒子滤波器的高铁走行部参数估计研究

Study on Particle Filter Based Parameter Estimation for High Speed Railway Running Gear

引入基于参数估计的方法,描述了高速列车走行部简化模型的构建和使用粒子滤波器对其进行参数估计的研究。结果表明,粒子滤波器能很好地估计出高速列车走行部的关键参数。

Based on introduction of parameter estimation method, the paper illustrates establishing of simplified model of running gear for high speed railway and researching on its parameter estimation by means of application of particle filter. The results of researches show that the particle filter is able to estimate adequately key parameters of running gear for high speed railway.