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261
Deformation and Failure Mechanism of Surrounding Rock in Mining-Influenced Roadway and the Control Technology
Published 2021-01-01“…For the surrounding rock control in the mining-influenced roadway, it is advised to take the following methods: firstly, it is necessary to consider how to reduce or remove the influence of mining on surrounding rock, improve the stress environment of surrounding rock, and reduce the failure depth of the plastic zone, so as to better maintain the roadway. …”
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262
Application of improved and efficient image repair algorithm in rock damage experimental research
Published 2024-06-01Subjects: Get full text
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263
Biot Theory Yields a Specific Storage Coefficient With Natural Deformation of Rock
Published 2024-01-01“…The traditional specific storage coefficient (Ss) was defined under two assumptions. One is that aquifer rock deforms only in the vertical direction, and the other is that the average rock stress remains unchanged. …”
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264
Influencing Factors of Shear Instability Characteristics of Rock Joints: Experimental and Theoretical Study
Published 2025-01-01Subjects: “…rock joint…”
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265
Mechanism and Control of Roadway Floor Rock Burst Induced by High Horizontal Stress
Published 2021-01-01“…According to the characteristics of rock burst of high horizontal stress roadway floor, the rock burst mechanism of roadway floor was studied with the background of south track roadway Xing’an mine. …”
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266
Rock Stability Assessment Based on the Chronological Order of the Characteristic Acoustic Emission Phenomena
Published 2018-01-01“…Sudden inelastic deformations in rock are associated with acoustic emission (AE). …”
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267
Study on the Influences of Empty Hole and In Situ Stress on Blasting-Induced Rock Damage
Published 2021-01-01“…In this paper, a numerical simulation LS-DYNA was carried out to investigate the influence of in situ stress and empty hole on rock fracture development. Based on the simulation process and existing laboratory data, the micromechanical properties of the Riedel-Hiermaier-Thoma (RHT) model were calibrated. …”
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268
Numerical Calculation of Fracture Seepage in Rough Rock and Analysis of Local Pressure Drop
Published 2021-01-01“…The seepage performance of a rock mass mainly depends on the rock fractures developed in it. …”
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269
Research on Control Mechanism of Surrounding Rock of Deep Gob-Side Entry Retaining
Published 2021-01-01“…To address the large deformation of the surrounding rock of deep gob-side entry retaining under high stress, lithological characteristics of the surrounding rock and failure model of support body and their evolutionary processes are analyzed through field investigation and theoretical analysis. …”
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270
Research on the Rockburst Tendency and AE Characteristics of Inhomogeneous Coal-Rock Combination Bodies
Published 2016-01-01“…In order to research the influence of homogeneity on the rockburst tendency and on AE characteristics of coal-rock combination body, uniaxial compressive tests of inhomogeneous coal-rock combination bodies obeyed by the Weibull distribution were simulated using particle flow code (PFC2D). …”
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271
Oscillations Control of Rocking-Block-Type Buildings by the Addition of a Tuned Pendulum
Published 2016-01-01Get full text
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272
Optimized Analysis Method for Evaluating the Shear Strength Parameters of Rock Joint Surfaces
Published 2020-01-01“…The results obtained from the mechanical test of rock samples inevitably suffer dispersion owing to discrepancies between test specimens. …”
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273
Anchor Dragging Analysis of Rock-Berm Using Smoothed Particle Hydrodynamics Method
Published 2015-01-01“…This safety is accomplished by the four layers (related to rock-berm height) and the number of rock particles at each layer (related to rock-berm widths).…”
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274
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275
Second order sliding mode control with proportional integral observer for wing rock
Published 2025-12-01Subjects: “…Wing rock…”
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276
Surrounding Rock Movement of Steeply Dipping Coal Seam Using Backfill Mining
Published 2021-01-01“…The movement of the overlying strata in steeply dipping coal seams is complex, and the deformation of roof rock beam is obvious. In general, the backfill mining method can improve the stability of the surrounding rock effectively. …”
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277
Study on Impact Tendency of Coal and Rock Mass Based on Different Stress Paths
Published 2020-01-01“…With the increased mining depth, the dynamic disaster of rock burst in coal mines has become increasingly prominent, and the impact tendency of coal and rock mass in deep coal seam mining is a necessary condition for the occurrence of rock burst and an important index to measure the failure of coal and rock mass. …”
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278
Investigation on the Vibration Effect of Shock Wave in Rock Burst by In Situ Microseismic Monitoring
Published 2018-01-01“…Rock burst is a physical explosion associated with enormous damage at a short time. …”
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279
Study on Nonlinear Damage Creep Model for Rocks under Cyclic Loading and Unloading
Published 2021-01-01“…To determine the nonlinear creep characteristics of rocks under cyclic loading and unloading conditions, a nonlinear Kelvin model and damage viscoplastic model are proposed. …”
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280
Instantaneous Rock Blasting Wave and Its Microscopic Characteristics during Interaction with Concrete
Published 2015-01-01Get full text
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