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FDEM numerical modeling of failure mechanisms of anisotropic rock masses around deep tunnels 期刊论文
COMPUTERS AND GEOTECHNICS, 2022, 卷号: 142, 页码: 19
Authors:  Deng, Penghai;  Liu, Quansheng;  Huang, Xing;  Pan, Yucong;  Wu, Jian
Favorite  |  View/Download:40/0  |  Submit date:2022/02/17
Anisotropic rock masses  Combined finite-discrete element method  (FDEM)  Failure mechanism  Composite failure  V-shaped notch failure  Spalling of bedding plane  
Perception model of surrounding rock geological conditions based on TBM operational big data and combined unsupervised-supervised learning 期刊论文
TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY, 2022, 卷号: 120, 页码: 20
Authors:  Yin, Xin;  Liu, Quansheng;  Huang, Xing;  Pan, Yucong
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TBM  Surrounding rock class  Perception model  Unsupervised learning  Supervised learning  
A new hysteretic damping model and application for the combined finite-discrete element method (FDEM) 期刊论文
ENGINEERING ANALYSIS WITH BOUNDARY ELEMENTS, 2021, 卷号: 132, 页码: 370-382
Authors:  Deng, Penghai;  Liu, Quansheng;  Huang, Xing;  Ma, Hao
Favorite  |  View/Download:50/0  |  Submit date:2021/10/27
Hysteretic damping  Cantilever beam vibration  Underground tunnel excavation  Rock slope slip  Combined finite-discrete element method (FDEM)  
Real-time prediction of rockburst intensity using an integrated CNN-Adam-BO algorithm based on microseismic data and its engineering application 期刊论文
TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY, 2021, 卷号: 117, 页码: 21
Authors:  Yin, Xin;  Liu, Quansheng;  Huang, Xing;  Pan, Yucong
Favorite  |  View/Download:56/0  |  Submit date:2021/10/27
Rockburst prediction  Microseismic data  Convolutional neural network  Adaptive moment estimation optimization  Bayes optimization  
A novel GPGPU-parallelized contact detection algorithm for combined finite-discrete element method 期刊论文
INTERNATIONAL JOURNAL OF ROCK MECHANICS AND MINING SCIENCES, 2021, 卷号: 144, 页码: 21
Authors:  Liu, He;  Liu, Quansheng;  Ma, Hao;  Fish, Jacob
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3D FDEM  Contact detection  Parallel computing  GPGPU  CUDA  
A novel tree-based algorithm for real-time prediction of rockburst risk using field microseismic monitoring 期刊论文
ENVIRONMENTAL EARTH SCIENCES, 2021, 卷号: 80, 期号: 16, 页码: 19
Authors:  Yin, Xin;  Liu, Quansheng;  Pan, Yucong;  Huang, Xing
Favorite  |  View/Download:40/0  |  Submit date:2021/10/27
Rockburst  Intensity prediction  Tree-based algorithm  Microseismic monitoring  Precursory microseismic sequence  
Sensitivity analysis of fracture energies for the combined finite-discrete element method (FDEM) 期刊论文
ENGINEERING FRACTURE MECHANICS, 2021, 卷号: 251, 期号: -, 页码: 20
Authors:  Deng, Penghai;  Liu, Quansheng;  Huang, Xing;  Bo, Yin;  Liu, Qi;  Li, Weiwei
Adobe PDF(19062Kb)  |  Favorite  |  View/Download:124/20  |  Submit date:2021/08/11
Fracture energy  Sensitivity analysis  Uniaxial compression  Direct tension  Combined finite-discrete element method (FDEM)  
An efficient and robust method for structural distributed load identification based on mesh superposition approach 期刊论文
MECHANICAL SYSTEMS AND SIGNAL PROCESSING, 2021, 卷号: 151, 期号: -, 页码: 30
Authors:  Liu, He;  Liu, Quansheng;  Liu, Bin;  Tang, Xuhai;  Ma, Hao;  Pan, Yucong;  Fish, Jacob
Favorite  |  View/Download:159/0  |  Submit date:2021/06/18
Distributed load identification  Inverse analysis  Tikhonov regularization  Non-negative least-squares  
Grout penetration process simulation and grouting parameters analysis in fractured rock mass using numerical manifold method 期刊论文
ENGINEERING ANALYSIS WITH BOUNDARY ELEMENTS, 2021, 卷号: 123, 页码: 93-106
Authors:  Liu, Xuewei;  Hu, Cheng;  Liu, Quansheng;  He, Jun
Favorite  |  View/Download:49/0  |  Submit date:2021/05/25
Numerical manifold method  Grouting  Discrete fracture networks  Rock mechanics  Propagation depth  
Acquisition of normal contact stiffness and its influence on rock crack propagation for the combined finite-discrete element method (FDEM) 期刊论文
ENGINEERING FRACTURE MECHANICS, 2021, 卷号: 242, 页码: 20
Authors:  Deng, Penghai;  Liu, Quansheng;  Huang, Xing;  Liu, Qi;  Ma, Hao;  Li, Weiwei
Favorite  |  View/Download:39/0  |  Submit date:2021/05/25
Combined finite-discrete element method (FDEM)  Normal contact stiffness  Joint penalty  Crack propagation  Bond force  Contact force