高寒隧道保温结构的优化设计研究
李根, 李双洋, 董长松, 杨佳乐, 姜琪

Research on optimum design of insulation structure of alpine tunnel: taking Guigala Tunnel in Tibet as an example
Gen LI, Shuangyang LI, Changsong DONG, Jiale YANG, Qi JIANG
表2 空气的热物理参数
Table 2 Thermal and mechanical parameters of air
参数取值
比热容c/(J∙kg-1∙℃-11.004×104
导热系数λ/(W∙m-1∙℃-12.0×10-2
密度ρ/(kg∙m-30.641
动力黏性系数μ/(Pa∙s)1.85×10-5