考虑围岩岩性影响的高岩温隧道围岩-衬砌界面接触热阻计算方法

崔光耀,何子阳,王道远,石文昊

Thermal contact resistance calculation at rock-lining interface in high-temperature tunnels with consideration of surrounding rock lithology

Guangyao CUI,Ziyang HE,Daoyuan WANG,Wenhao SHI

表 2 不同围岩质量等级的岩石热阻抗评价系数

Tab.2 Rock thermal impedance evaluation coefficients for different surrounding rock quality grades

围岩质量等级 BQ B Ⅰ ＞550 ＜0.4 Ⅱ 450~550 0.5~0.4 Ⅲ 350~450 0.6~0.5 Ⅳ 250~350 0.7~0.6 Ⅴ ＜250 ＞0.7