When a tunnel boring machine (TBM) is applied to the tunnel constructed in the mixed-face
ground, the ground conditions ahead of tunnel face have a key impact on the operation …

To improve the tunnelling performance of tunnel boring machines in hard rock and
extremely hard rock environments, abrasive water jet assisted rock breaking is a possible …

The timely and appropriate adjustment of operational control strategy is necessary for
efficient tunnelling and hazard prevention in tunnel boring machine (TBM) projects. Because …

Timely and reasonable matching of the control parameters and geological conditions of the
rock mass in tunnel excavation is crucial for hard rock tunnel boring machines (TBMs) …

Cutter holder is a crucial component of tunnel boring machine (TBM), whose performance
evaluation and selection needs to consider many factors, which is a challenging Multiple …

Real-time muck analysis is of great importance for assisting tunnel boring machines (TBMs)
in intelligent tunneling. Typically, muck images are characterized by low contrast, large …

Intelligent tunnelling has become an important direction for the development of TBM
technology recently. As a result of the interaction between rock mass and TBM cutterhead …

Prediction of the tunnel boring machine (TBM) performance is critically important for project
scheduling and cost estimation. Various models have been proposed to estimate the TBM …

Chip geometry can play a crucial role in understanding the rock cutting efficiency in
mechanical excavation. In this study, the shape and size distribution of chips produced in …

Tunnel boring machine (TBM) is frequently used in tunnel construction due to its advantages
in safety, high efficiency, environmental friendliness. However, the tunnelling efficiency of a …