Numerical Simulation Research and Application of Support Design of Broken Rock Mass in Submarine Gold Mine by Yu-yun Fan, Ming-wei Jiang, Li Cheng, Xi Wang, Xing-quan Liu, Chunlong Wang, Kexu Chen

“…In order to solve the problem that the broken rock mass is easy to collapse and fall during the excavation of a submarine gold mine, two kinds of bolt-mesh-concreting combined support schemes are designed by means of field engineering geological investigation, indoor rock mechanics test, rock mass quality classification, and theoretical analysis. …”
Get full text

Analysis of Vibration Response Law of Multistory Building under Tunnel Blasting Loads by Runke Huo, Shuguang Li, Zhanping Song, Yoshiaki Fujii, Shan Lei, Jianchao Mao, Sisi Tian, Zizhen Miao

Get full text

On the Experimental Determination of Poisson’s Ratio for Intact Rocks and Its Variation as Deformation Develops by Lu Dong, Hongfa Xu, Pengxian Fan, Zhichou Wu

“…In this paper, in order to explore the behavior of Poisson’s ratio, uniaxial compression tests according to The International Society for Rock Mechanics and Rock Engineering are performed on standard specimens of granite, marble, red sandstone, carbonate rock, coral concrete, etc. …”
Get full text

In Situ Curing of a Polymer Film for Light-Proof Coring of Deep Rocks with Preservation of Rock Quality and Moisture by Zhiyu Zhao, Heping Xie, Tao Liu, Yifan Wu

“…Deep in situ rock mechanic is of great significance for deep foundation research and engineering application. …”
Get full text

Research on Effectiveness and Application of Fixed-Plane Perforation Fracturing Technology in Ultra-Low-Permeability Reservoir by Penghui Duan, Xiaofei Wang, Xiaojia Xue, Xiangping Li, Baoqiang Lv, Xiujie Lei, Jun Bu, Haigang Wang

“…Based on the study of residual oil distribution and variation of rock mechanics parameters under long-term injection and production conditions, we simulated and analyzed the effect of fracture initiation under different perforation phases. …”
Get full text

Investigations of Coal-Rock Parting-Coal Structure (CRCS) Slip and Instability by Excavation by Guang-Jian Liu, Heng Zhang, Ya-Wei Zhu, Wen-Hao Cao, Xian-Jun Ji, Cai-Ping Lu, Yang Liu

Get full text

Analysis on the Difference of Energy Evolution in the Process of Energy Storage Failure of Strong Coal Rush Rock Samples under Different Adaptive Modification Regulation Measures by Fangfang Zhang

“…Current energy to “release” after accumulating + first for the mechanism of rock bursts occurred in analysis of the strategy is accepted by many scholars, based on the existing means of prevention and control of percussive ground pressure, from the angle of the prevention and control of design of the mechanism of impact ground pressure energy regulation, namely, “weakened after the first release +” softened water injection measures and “lead after the first release +” drilling pressure relief measures, for the study of mining under the action of a strong shock tendentiousness rock energy regulatory mechanism; based on rock mechanics experiment, the analysis under different modification measures should be variant energy storage mechanisms of induced damage evolution of rock energy. …”
Get full text

Experimental Study of Size Effects on the Deformation Strength and Failure Characteristics of Hard Rocks under True Triaxial Compression by Qiang Han, Yaohui Gao, Yan Zhang

“…Size effect has always been the focus of rock mechanics as a bridge between laboratory test and engineering site. …”
Get full text

The Innovative Design of Deep In Situ Pressure Retained Coring Based on Magnetic Field Trigger Controller by Guikang Liu, Mingzhong Gao, Zhiwen Yang, Ling Chen, Maoquan Fu, Heping Xie

“…The foundation of deep rock mechanics theory is to achieve the deep in situ rock fidelity coring (including the retaining of the pore pressure and temperature). …”
Get full text

Effect of Shear Displacement on the Directivity of Permeability in 3D Self-Affine Fractal Fractures by Richeng Liu, Na Huang, Yujing Jiang, Hongwen Jing, Bo Li, Yuxuan Xia

Get full text

Numerical Shear Tests on the Scale Effect of Rock Joints under CNL and CND Conditions by Xige Liu, Wancheng Zhu, Lankun Li

“…The scale effect of rock joint shear behavior is an important subject in the field of rock mechanics. There is yet a lack of consensus regarding whether the shear strength of rock joints increases, decreases, or remains unchanged as the joint size increases. …”
Get full text

Comparative Analysis of Thermomechanical Properties and Thermal Damage Constitutive Models of Three Soft Sedimentary Rocks by Wenhua Zha, Weixing Shao, Suqin Yao, Qiang Chen, Denghong Chen

“…In order to study the difference in thermomechanical properties of soft sedimentary rocks of different coal measures, three types of soft sedimentary rocks, sandstone, sandy mudstone, and mudstone, which are common in deep mines, are tested using the RMT-150B rock mechanics test system and GD-65/150. Uniaxial compression experiments were conducted on three kinds of soft rock-cement mixed specimens at 25°C～55°C multistage temperature in an environmental chamber. …”
Get full text

Influence of the graphene oxide on heat conduction characteristics of cement-based honeycomb scaffolds by Zhangjianing Cheng, Yuan Gao, Youjian Zhang, Sijia Wang, Xinlei Mao, Lei Feng, Qiuchen Liu, Yanming Liu

Get full text

Parameter Sensitivity Analysis of the Hydraulic Fracture Growth Geometry in a Deep Shale Oil Formation: An Experimental Study by Shanzhi Shi, Yushi Zou, Lihua Hao, Beibei Chen, Shicheng Zhang, Xinfang Ma, Shipeng Zhang

“…In order to fully understand the law of hydraulic fracture propagation in the formation during fracturing construction, the anisotropy characteristics and basic reservoir physical parameters (mineral composition and rock strength parameters) of rock were obtained through mineral composition test and indoor rock mechanics test (Brazil splitting test), and it was found that the heterogeneity was strong. …”
Get full text

Study on Deformation Mechanism and Support Measures of Soft Surrounding Rock in Muzhailing Deep Tunnel by Zhigang Tao, Jindong Cao, Liu Yang, Aipeng Guo, Ruifeng Huang, Xiaojie Yang, Di Yuan, Lin Hou

“…This paper deeply analyzes the geological characteristics, rock mechanics characteristics, and surrounding rock failure characteristics of Muzhailing tunnel. …”
Get full text

Mechanical Properties of Bump-Prone Coal with Different Porosities and Its Acoustic Emission-Charge Induction Characteristics under Uniaxial Compression by Xin Ding, Xiaochun Xiao, Xiangfeng Lv, Di Wu, Jun Xu

Get full text

Mechanical Properties and Control Rockburst Mechanism of Coal and Rock Mass with Bursting Liability in Deep Mining by Ming-tao Gao, Zhen-qi Song, Hui-qiang Duan, Heng-qi Xin, Jian-quan Tang

“…In order to study the mechanism of the dynamic disaster of rockburst in a deep coal mine and the prevention and control measures of weakening shock, the MTS815.03 servocontrolled rock mechanics test system is used to test the coal, rock, and combined specimens with the buried depth of nearly 1200 m in Xinwen Mining Area. …”
Get full text

A New Method of Central Axis Extracting for Pore Network Modeling in Rock Engineering by Xiao Guo, Kairui Yang, Haowei Jia, Zhengwu Tao, Mo Xu, Baozhu Dong, Lei Liu

“…Compared to traditional rock mechanics and geophysical experiments, digital core and pore network modeling is attracting more interests as it can provide more details on rock microstructure with much less time needed. …”
Get full text

Effect of Water Content on the Impact Propensity of White Sandstone by Jiankui Bai, Chuanming Li, Ruimin Feng, Nan Liu, Xiang Gao, Zhengrong Zhang, Bochao Nie

“…In this paper, uniaxial compression test, cyclic loading and unloading test, and acoustic emission test were conducted on white sandstone using RMT-150B rock mechanics test system and DS5 acoustic emission test system. …”
Get full text

Experimental Study of the Influence of Moisture Content on the Mechanical Properties and Energy Storage Characteristics of Coal by Nan Liu, Chuanming Li, Ruimin Feng, Xin Xia, Xiang Gao

“…These tests were performed on coal samples using the MTS-816 rock mechanics servo testing machine and AE system. The testing results showed that with the increase in moisture content, the peak strength and elastic modulus of each coal sample are reduced while the peak strain increases. …”
Get full text