[HTML][HTML] A bond-level energy-based peridynamics for mixed-mode fracture in rocks
This paper deals with the numerical simulation of initiation and propagation of mixed mode
fracture in rocks. A bond-level energy-based peridynamic model is developed by introducing …
fracture in rocks. A bond-level energy-based peridynamic model is developed by introducing …
Water saturation effects on the fracturing mechanism of sandstone excavating by TBM disc cutters
Q Lin, S Zhang, H Liu, Z Shao - Archives of Civil and Mechanical …, 2024 - Springer
Water content is an important factor affecting the rock-breaking efficiency of tunnel boring
machine (TBM) disc cutters. However, limited efforts have been made to study the fracturing …
machine (TBM) disc cutters. However, limited efforts have been made to study the fracturing …
An intelligent method for TBM surrounding rock classification based on time series segmentation of rock-machine interaction data
YD Xue, W Luo, L Chen, HX Dong, LS Shu… - … and Underground Space …, 2023 - Elsevier
Accurate, continuous real-time perception of surrounding rock conditions on the tunnel
boring machine (TBM) tunnel face provides particularly important prior information to ensure …
boring machine (TBM) tunnel face provides particularly important prior information to ensure …
Real-time prediction of tunnel face conditions using XGBoost Random Forest algorithm
L Wu, X Li, J Yuan, S Wang - Frontiers of Structural and Civil Engineering, 2023 - Springer
Real-time perception of rock conditions based on continuously collected data to meet the
requirements of continuous Tunnel Boring Machine (TBM) construction presents a critical …
requirements of continuous Tunnel Boring Machine (TBM) construction presents a critical …
Point and interval estimation of rock mass boreability for tunnel boring machine using an improved attribute-weighted deep belief network
X Yin, X Huang, Y Pan, Q Liu - Acta Geotechnica, 2023 - Springer
The rock mass boreability assessment for tunnel boring machine (TBM) is of great
significance for safe and efficient tunneling. This study presented an improved attribute …
significance for safe and efficient tunneling. This study presented an improved attribute …
Multi-step real-time prediction of hard-rock TBM penetration rate combining temporal convolutional network and squeeze-and-excitation block
Accurate penetration rate prediction enhances rock-breaking efficiency and reduces disc
cutter damage in tunnel boring machine (TBM) construction. However, this process faces …
cutter damage in tunnel boring machine (TBM) construction. However, this process faces …
In-situ methods for the TBM dismantling in a long-distance and deep-buried tunnel: Case study of **njiang water conveyance tunnel
With the rapid development of traffic, water conservancy and energy exploitation, more and
more tunnels are excavated by tunnel boring machines (TBMs) in the world. Some of these …
more tunnels are excavated by tunnel boring machines (TBMs) in the world. Some of these …
Experimental study on rock breaking using a microwave-assisted tunnel boring machine cutter
B Ning, F Liu, H Liu, YM **a - Bulletin of Engineering Geology and the …, 2024 - Springer
Tunnel boring machines (TBMs), excavation tools for tunnel construction, often struggle to
penetrate extremely hard rock formations. This study proposes an innovative solution to …
penetrate extremely hard rock formations. This study proposes an innovative solution to …
Research on rock breaking behaviors of different TBM hobs under grooving condition produced by water jet
X Zhang, T Tan, M Li, Y Liao, Y Tian, J Liao - Engineering Failure Analysis, 2024 - Elsevier
The water-jet-assisted method is very promising to improve the cutting performance of the
TBM hob. The current researches are mainly focused on flat-blade hob (FB hob), but the …
TBM hob. The current researches are mainly focused on flat-blade hob (FB hob), but the …
Relationships between performances of a button cutter and a disc cutter based on full-scale linear cutting tests
Button cutters are the main cutting tools used in Raise Boring Machines (RBMs), particularly
in very hard and abrasive ground conditions where their longer lifespan makes them …
in very hard and abrasive ground conditions where their longer lifespan makes them …