敞开式TBM护盾半径适应性设计

田彦朝,贺飞,张啸

Adaptive design of shield radius for open type hard rock TBM

Yan-chao TIAN,Fei HE,Xiao ZHANG

图 11 顶护盾与洞壁接触示意图

Fig.11 Schematic diagram of contact between roof shield and tunnel