China Tunnel Research: Improving Tunnel Boring Machine Tunneling Performance by Investigating the Particle Size Distribution of Rock Chips and Cutter Consumption

Wei Wang 1, Changbin Yan 2,*, Jing Guo 2, Hailei Zhao 3, Gaoliu Li 4, Wenmin Yao 2 and Taozhe Ren 1

1 State Grid Xinyuan Group (Holdings) Co., Ltd., Beijing 100052, China;

2 School of Civil Engineering, Zhengzhou University, Zhengzhou 450001, China;

3 State Key Laboratory of Shield Machine and Boring Technology, Zhengzhou 450001, China;

4 SGIDI Engineering Consulting (Group) Co., Ltd., Shanghai 200093, China

https://doi.org/10.3390/buildings14041124