搜索结果: 1-13 共查到“地质学 Tunnel”相关记录13条 . 查询时间(0.122 秒)
Rational permeability coefficient of a permeable lining for composite tunnel lining structures
tunneling engineering deeply-buried tunnel composite lining structure concrete permeable lining grouting circle parameter permeability coefficient reasonable value
2018/5/11
Various factors influence the tunneling are simplified considering the axial symmetry of the composite lining structure. The analytical expressions for the seepage field，stress，and displacement in the...
The Effection of Stress Path on the Rock Relaxation Area of Large-Section Tunnel
Large Section Tress-Path Numerical Simulation Tunnel Relaxation-Areas
2011/12/21
Construction of large-section tunnel leads to changing of rock stress and comes about complicated stress-path, which causes continuously redistribution of rock stress with changing of stress path, lea...
Research on the Dynamic Responses of Shallow-Buried Depth Tunnel under the Action of Rayleigh Waves
Bursting Test Earthquake Dynamic Response Finite Difference Method Rayleigh Waves Shallow-Buried Depth Mountain Tunnel
2011/12/16
It has been proved by the seismologic observation of 5.12 Wenchuan Earthquake that a large number of shallow-buried depth mountain tunnels at the portal are underwent severe damage. Earthquake waves, ...
Stability Analysis of Highway Tunnel Portal Slope in Shiyan Area
Highway Tunnel Landslide Mechanism Shiyan Area Stability Analysis
2011/12/20
Under the control of the tow-Yun fracture, the geological conditions are complicated and the rock strata is broken in Shiyan area ,in the northwest of Hubei province, and the rock mass is weathered in...
Shear Plane Found in the Interior of Soil/Rock near a Tunnel Damaged in 2004 Niigata-Ken Chuetsu Earthquake
Boreholes Wells Landslide Niigata-ken Chuetsu Earthquake Tunnel
2011/12/20
Landslides triggered by earthquakes are one of the most damaging natural disasters. Recently, cutting-edge technologies such as Light Detection and Ranging (LiDAR), Interferometric Synthetic Aperture ...
Study on Earthquake Damage Characteristic on Mountain Tunnel and Analysis
Active Fault Earthquake Damage Mountain Tunnel Seismic Design
2011/12/15
This paper collects earthquake damage data and research on tunnel in recent years(Wenchuan earthquake,Ms 8.0;Yushu earthquake, Ms 7.1, Chi-Chi Earthquake,Ms 7.6 and so on). Damage patterns and charact...
Research on Dynamic Response of Underground Circular Lining Tunnel under the Action of P Waves
Circular Lining Tunnel Dynamic Stress Concentration Earthquake Dynamic Response P Waves Series Solution
2011/12/22
Dynamic stress concentration of tunnels and underground engineers under the action of earthquake waves is a fundamental problem. Selecting circular lining tunnel in semi-infinite space under the actio...
Water Pressure Numerical Analysis of Lining Structure in Mountain Tunnel
Lining Mountain Tunnel Numerical Analysis Seepage Water Pressure
2011/12/20
It is hard to control the high pressure water in mountain tunnel construction. Distribution of seepage field, stress field and displacement field of tunnel are analyzed by numerical method with equiva...
Quality Monitoring for Waterproof and Drainage of Loess Road Tunnel
Construction Technology Loess Tunnel Quality Monitoring Waterproof and Drainage
2011/12/21
Based on practice road tunnel engineering in Gansu province and near areas in west china, the main construction technology and emphasis of quality monitoring of waterproof and drainage of loess road t...
A Study on Forming Mechanism of Gas Tunnel in Non-Coal Strata
Forming Mechanism Gas Disaster Gas Tunnel Non-Coal Strata
2011/12/21
In addition to the gas tunnel in coal strata, there are a large number of gas tunnel in non-coal strata, these tunnels itself do not through the coal strata, but all encountered the gas problem in the...
Numerical Simulation of Grout Curtain in a DEWPR Tunnel
Drainage External Water Pressure External Water Pressure Resistant Tunnel Grouting Reinforcement Numerical Method
2011/12/21
Grouting is often adopted in a tunnel to resist high external water pressure; the tunnel is defined as External Water Pressure-Resistant Tunnel (EWPR Tunnel). When the grouting reinforcement does not ...
IP measurements on tunnel walls of a sericite deposit—A contact method of nonpolarizable electrodes on a base rock and detection of clay minerals by normalized chargeability
IP (induced polarization) nonpolarizable electrode tunnel wall resistivity
2009/3/5
The development of the IP (induced polarization) measurement technique used inside a tunnel is required in order to estimate the subsurface resistivity and chargeability structures with high precision...
The Failure Process Analysis on a Numerical Model of a Branching-Out Tunnel under Lateral Overload Action
Branching-Out Tunnel Failure Process Numeric Simulation Numerical Model Overload Action
2011/12/20
As the implementations of the western development in China, more and more tunnels will get through the western mountains in China. In order to economize the construction costs, a new type of undergrou...