青藏铁路填土路基热-力耦合离散元研究
石梁宏, 李双洋, 尹楠

Study on thermal-mechanical coupling of the Qinghai-Tibet Railway embankment based on discrete element method
Lianghong SHI, Shuangyang LI, Nan YIN
表1 路基各介质中的离散元热学微观参数
Table 1 DEM thermal microcosmic parameters in the embankment
介质ρ/(kg·m-3λf/(J·m-1·h-1·℃-1Cf/(J·kg-1·℃-1λu/(J·m-1·h-1·℃-1Cu/(J·kg-1·℃-1Ls/(J·kg-1
填土1 8006 1567074 71686218 937
砂土1 6005 7201 8945 1082 53446 638
粉质黏土1 8506 1901 2334 4981 92483 737
弱风化泥岩2 1806 5529825 3061 22743 638