无砟轨道防沙挡板减沙效果的数值模拟研究 |
常凡, 胡伟伟, 李兴财 |
Numerical simulation study on sand-reduction effect of sediment baffles of ballastless track |
Fan Chang, Weiwei Hu, Xingcai Li |
图6 原始轨道和布设防沙挡板装置后周围速度云图 |
Fig.6 The velocity cloud diagram around the original track and the sand-proof baffle device (unit: m·s-1) |
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