[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Wang et al., 2021 - Google Patents

Mechanical Parameters of Deep‐Buried Coal Goaf Rock Mass Based on Optimized GSI Quantitative Analysis

Wang et al., 2021

View PDF @Full View
Document ID
16453293923104624697
Author
Wang Q
Xu M
Zhang Y
Cen X
Chang X
Publication year
Publication venue
Advances in Civil Engineering

External Links

Snippet

In order to obtain the accurate mechanical parameters of deep‐buried coal goaf rock mass, the limitation of geological strength index (GSI) in concealed rock mass is analyzed. Based on the test result and analysis of the current normative standards, the classification indexes …
Continue reading at onlinelibrary.wiley.com (PDF) (other versions)

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/10—Locating fluid leaks, intrusions or movements
    • E21B47/1015—Locating fluid leaks, intrusions or movements using tracers: using radioactivity

Similar Documents

Publication Publication Date Title
Song et al. Study on Failure Modes and Energy Evolution of Coal‐Rock Combination under Cyclic Loading
Liu et al. CT identification and fractal characterization of 3‐D propagation and distribution of hydrofracturing cracks in low‐permeability heterogeneous rocks
Jing et al. Micro-mesoscopic creep damage evolution and failure mechanism of sandy mudstone
Li et al. Mechanics criterion of water inrush from the coal floor under influence of fault and its engineering application
Wang et al. Longwall top coal caving mechanisms in the fractured thick coal seam
Shao et al. Evolution model of seepage characteristics in the process of water inrush in faults
Zhang et al. Study on the Large Deformation Characteristics and Disaster Mechanism of a Thin‐Layer Soft‐Rock Tunnel
Zhai et al. Floor failure evolution mechanism for a fully mechanized longwall mining face above a confined aquifer
Li et al. Groundwater inrush control and parameters optimization of curtain grouting reinforcement for the Jingzhai tunnel
Zou et al. Experimental investigation and numerical analyses for red sandstone rock fragmentation
Yuan et al. Similar material simulation study on protection effect of steeply inclined upper protective layer mining with varying interlayer distances
Huang et al. Water Inrush Mechanism of Fault Zone in Karst Tunnel under Fluid‐Solid Coupling Field considering Effective Stress
Sakhno et al. Numerical modeling of controlling a floor heave of coal mine roadways with a method of reinforcing in wet soft rock
Chen et al. Calculation method of overburden damage height based on fracture mechanics analysis of soft and hard rock layers
Liang et al. Study on the fractal characteristics of fracture network evolution induced by mining
Xu et al. Overburden migration and failure characteristics in mining shallow buried coal seam with thick loose layer
Yang et al. Comparative Study of the Excavation Damage and Rockburst of the Deeply Buried Jinping II Diversion Tunnels Using a TBM and the Drilling‐Blasting Method
Liu et al. Experimental Development Process of a New Cement and Gypsum‐Cemented Similar Material considering the Effect of Moisture
Cai et al. Fracture Development and Multifield Coupling Evolution Law of Soft Overburden Rock in a Medium‐Thick Coal Seam Mine
Zhang et al. The Stability of Gob‐Side Entry Retaining in a High‐Gas‐Risk Mine
Zhu et al. Analytical solution of tunnel surrounding rock for stress and displacement based on Lade–Duncan criterion
Wang et al. Mechanical Parameters of Deep‐Buried Coal Goaf Rock Mass Based on Optimized GSI Quantitative Analysis
Zhang et al. Tunnel collapse mechanism and its control strategy in fault fracture zone
Cheng et al. Experimental study on the anisotropy of layered rock mass under triaxial conditions
Lan et al. Seepage law of injected water in the coal seam to prevent rock burst based on coal and rock system energy