[1] School of Transportation and Logistic, Southwest Jiaotong University, Chengdu,610031, China
[2] Lab of National United Engineering Laboratory of Integrated and Intelligent Transportation, Southwest Jiaotong University, Chengdu,610031, China
[3] National Rail Transit Electrification and Automation Engineering Technique Research Center, Southwest Jiaotong University, Chengdu,610031, China