寒区高铁路桥过渡段冻结特征及热影响区域数值分析

刘华, 牛泽林, 牛富俊, 张楠, 鲁洁

Numerical analysis on freezing characteristics and thermal influence areas of roadbed-bridge transition section of high-speed railway in cold region

Hua LIU, Zelin NIU, Fujun NIU, Nan ZHANG, Jie LU

图11 不同工况下的冻结圈面积、 周长、 长宽比及横向热扰动距离

Fig.11 Frozen area （a）， perimeter （b）， ratio of length and width （c）， and transverse thermal disturbance distance （d） of the freezing ring under the four different working conditions on April 15， 20th year after the project completion