Results 91 to 100 of about 5,255,039 (212)

Grouting Treatment of Water and Mud Inrush in Fully Weathered Granite Tunnel: A Case Study

, 2020
When mountain tunnel passes through completely weathered granite strata, water and mud inrush is easy to occur, causing casualties and economic losses. Grouting is a common and effective treatment method for water and mud inrush disaster.
Bin Wang, Liangliang Qiu, Keneng Zhang, Youhan Huang, Shiwu Huang, Jiaqin Yu, Jiandong Niu, Yong Sun   +7 more
core   +1 more source

Analysis and Application of Dual-Control Single-Exponential Water Inrush Prediction Mechanism for Excavation Roadways Based on Peridynamics

Applied Sciences
Roof water inrush accidents in coal mine driving roadways occur frequently in China, accounting for a high proportion of major coal mine water hazard accidents and causing serious losses.
Xiaoning Liu, Xinqiu Fang, Minfu Liang, Gang Wu, Ningning Chen, Yang Song   +5 more
doaj   +1 more source

Research on the floor water inrush risk index model based on game theory: a case study in a coal mine, China

Scientific Reports
Coal seam floor water inrush is a severe geological hazard during deep mining. Its complexity and suddenness pose challenges to traditional prediction methods for water inrush risk.
Qiang Li, Changde Yang, Chenghang Zhang, Chunge Li, Hongbao Yu   +4 more
doaj   +1 more source

Technologies for controlling water inrushes from coal seam floors under flowing water and their water plugging performance

Meitian dizhi yu kantan
ObjectiveLimestone water hazards in coal seam floors represent one of the two primary categories of mine water hazards in China. Limestone aquifers are generally characterized by abundant static water reserves and considerable dynamic water recharge.
Zhibin YANG
doaj   +1 more source

A Water-Rock Coupled Model for Fault Water Inrush: A Case Study in Xiaochang Coal Mine, China

Advances in Civil Engineering, 2019
Water inrush disasters in mining frequently occur under the influence of confined water-bearing fault zones. Therefore, investigating the fault water inrush mechanism is necessary to reduce the number of occurrences of this type of disaster.
Luyuan Wu, Haibo Bai, Chao Yuan, Guangming Wu, Changyu Xu, Yue Du   +5 more
doaj   +1 more source

Development and application of borehole sealing technology for water-sand inrush from Ordovician limestone aquifer in coal mine

, 2021
Development and application of borehole sealing technology for water-sand inrush from Ordovician limestone aquifer in coal ...
Xiaolong, LI
core   +1 more source

An Innovation Simulation Method for Flow State Evolution Laws of Water Inflow and Inrush in Course of Tunnel Excavation (Part I: Theories)

, 2011
Hydrologic and engineering geological conditions of underground engineering and mining are highly complex. Geological hazards, especially water inflow or inrush, often occur during constructions.
Shao Shuai Shi, Li Ping Li, Shu Cai Li, Zhen Hao Xu   +3 more
core   +1 more source

Mechanism of Water Inrush in Overlying Strata of Cretaceous Thick Sandstone

, 2020
This paper aims at the water inrush event of roof bed separation in the goaf when the working face 106A in Shilawusu mine advances 550 m away. On the basis of field measurement and theoretical analysis, the mechanism of this water inrush event was deeply
XU Jianguo, ZHAO Dongliang, HE Jianghui
core   +1 more source

Water Inrush Characteristics with Roadway Excavation Approaching to Fault [PDF]

, 2012
Water inrush disaster is an important factor in restricting safe production of the coal mine. Taking the roadway in seam in Danhou Coal Mine, as the engineering background, according to the spatial relationship of the roadway, the impermeable layer, the ...
Wang, Shuren; Yanshan University, Hu Wang, Hu Wang; Yanshan University   +1 more
core   +1 more source

Genesis analysis of karst groundwater inrush and prediction of its water inflow in the Huxitai Tunnel

Carsologica Sinica
Tunnel water inrush is one of the primary threats to tunnel construction safety, not only posing risks during the construction but also creating long-term hidden dangers for the post-construction operation and maintenance.
Changjie SHAO, Lei WANG, Huidong LIU, Yongxing CUI, Wei LIU   +4 more
doaj   +1 more source