Results 81 to 90 of about 2,183,848 (145)

Deformation Behavior and Energy Evolution Mechanisms of Surrounding Rock in Deep-Buried Soft Rock Tunnels

: Large deformation of surrounding rock under high in-situ stress conditions represents a critical challenge in deep tunnel engineering.
Rujiu Zhang, Tao Wang, Jianhe Li, Yaoru Liu, Rongzhen Li   +4 more
core   +1 more source

Residual rock deformation of lined caverns for underground energy storage after air deflation considering stress path

Journal of Rock Mechanics and Geotechnical Engineering
This study investigates the mechanical response of an underground cavern subjected to cyclic high gas pressure, aiming to establish a theoretical foundation for the design of lined rock caverns (LRCs) for energy storage with high internal pressure, e.g ...
Chen Xu, Caichu Xia, Gecheng Zhang, Sheng Wang, Hui Lu, Yingjun Xu   +5 more
doaj   +1 more source

Study on deformation law of roadway surrounding rock under dynamic disturbance

Meikuang Anquan
The surrounding rock is in a state of high stress during deep mining of coal mine, and the dynamic disturbance may lead to the instability of the surrounding rock and even rock burst.
Mingkun LUO, Liqiang SONG, Siqi LI, Dongdong SONG, Anchang LAN, Ce JIA, Sheng LI, Zhenhua YANG, Changyou WANG   +8 more
doaj   +1 more source

Time-Dependent Stress-Deformation Behavior of Surrounding Rock in Bifurcated Tunnels Considering Stress Corrosion Effects

: In large-scale pumped storage hydropower projects, the excavation of underground tunnels/caverns and subsequent long-term operation frequently induce time-dependent progressive fracture propagation in deep-buried brittle surrounding
Kai Yang, Renli Liu, Tao Wang, Shuang Liang, Zhuoting Zan, Guofeng Ran   +5 more
core   +1 more source

Study on Deformation Characteristics of Surrounding Rock in Deep‐Buried Tunnels of Plateau Railroads

Advances in Civil Engineering
Regarding the deformation problem of surrounding rock in deep‐buried tunnels of high‐altitude railways, this article adopted a combination of numerical simulation and in situ monitoring analysis methods relying on a new plateau railroad tunnel. The deformation evolution law of tunnel surrounding rock under different burial depth conditions and its ...
Ziguang Zhang, Meng Zhang, Yahui Wang, Lin Wei, Lei Zhang, Biao Leng, Yong He   +6 more
openaire   +2 more sources

Modelling rock slope behaviour and evolution with reference to Northern Spain and Southern Jordan [PDF]

, 2004
The geomorphological behaviour of steep jointed rock slopes has been studied using distinct element computer models. In order to model steep slopes effectively, methodologies need to be combined from the studies of environmental modellers ...
Nelis, Simon Brett
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Research on crack distribution characteristics and control technology of surrounding rock in soft rock roadway under different lateral pressure coefficients

Energy Science & Engineering
To solve the problem of controlling large deformation of surrounding rock in deep soft rock roadway, the distribution characteristics and deformation mechanism of surrounding rock cracks in soft rock roadway under different lateral pressure coefficients ...
Yujie Ma, Weijun Wang, Lei Fan, Chao Yuan, Xinyu Tian, Shihai Shu   +5 more
doaj   +1 more source

Deformation Characteristics of Surrounding Rock of Marine Soft Soil Tunnel Under Cyclic Loading

Soft marine soil exhibits unique mechanical properties that can lead to significant deformation and instability in the surrounding rock of urban subway tunnels. This presents a critical challenge for tunnel engineering researchers and designers.
Wenbin Xiao, Yajun Liu, Heng Zhang, Ke Wu, Wenbin Xu, Yindong Sun   +5 more
core   +1 more source

The Surrounding Rock Deformation Monitor and Engineering Geology Evaluation of Zoumaling Tunnel

Shuitu baochi yanjiu, 2006
Based on the complexity of geological environmental conditions of Zoumaling tunnel,it is necessary to monitor the deformation of deep surrounding rock.The principle and method are presented by the numbers and surrounding rock dynamic composite ...
ZHANG Hui-gang~1, JIANG Zhi-ling~2, ZHANG Qiang~3, JIN Xiao-guang~4   +3 more
doaj  

Environmental geological features of the red clay surrounding rock deformation under the influence of rock-fracture water

, 2017
The development degree of fissure water in underground rock is a great trouble to the construction of railway tunnel, which will cause a series of environmental geological problems. Take the surrounding rock-section of the typical red clay in Lvliang-Mt.
Nur Asiha Binti Sazali
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