轮轨激励下高速列车制动盘温度场及闸片磨损仿真分析

朱海燕,邓家超,肖乾,黎洁,易勇

Simulation analysis of brake disc temperature field and brake pad wear of high-speed train under wheel-rail excitation

Haiyan ZHU,Jiachao DENG,Qian XIAO,Jie LI,Yong YI

表2 制动盘材料参数

Table 2 Brake disc material parameters

参数名称 制动盘 闸片 杨氏模量/Pa 2×1011 2×1011 泊松比 0.285 0.300 热传导系数/W/(m⋅K) 61 74 热膨胀系数/K-1 1.16×10-5 1.1×10-5 比热/J/(kg⋅K) 745 436