Suggested Topics within your search.
Suggested Topics within your search.
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41
Experimental Study on Shear Behavior and Acoustic Emission Characteristics of Nonpersistent Joints
Published 2020-01-01“…The shear behavior of rock discontinuities controls the stability of rock masses to a great extent. …”
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42
Study on Acoustic Emission Characteristics and Mechanical Behavior of Water-Saturated Coal
Published 2021-01-01“…These research results are of great significance as a precursor in coal and rock failure.…”
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43
Predicting Time-to-Failure of Red Sandstone by Temporal Precursor of Acoustic Emission Signals
Published 2022-01-01“…It is the basis for predicting failure time of rock materials. By theoretical and experimental analysis, the acoustic emission (AE) precursor characteristics of rock fracture and the gradual evolution pattern of rock damage were analyzed detailedly. …”
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44
Experimental Study on Acoustic Emission Characteristics of Granite and Sandstone under Uniaxial Compression
Published 2023-01-01“…The influencing factors of the acoustic emission characteristics of the two rock samples were discussed and the characteristics of the acoustic emission signals corresponding to different stages of rock failure were analyzed. …”
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45
Research on shale dynamic and static elastic modulus and anisotropy based on pressurization history
Published 2025-01-01“…The dynamic and static elastic parameters of rocks exhibit differences. It is of great practical significance to carry out experiments on dynamic and static elastic parameters of rocks under reservoir conditions and determine the conversion relationship between dynamic and static elastic parameters. …”
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46
Study on Mechanical Properties and Acoustic Emission Characteristics of Sandstone under Freezing and Thawing
Published 2022-01-01“…The cyclic freezing-thawing action in cold regions leads to the deterioration of rock damage, resulting in local damage and further threatening the safety of engineering. …”
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47
Characterization of Acoustic Emission Parameters during Fracture Process of Siltstone with Prefabricated Void
Published 2022-01-01“…In order to explore the damage effect of borehole pressure relief technology on rock, uniaxial compression and acoustic emission tests were carried out on siltstone specimens with borehole diameters of 8 mm, 12 mm, and 16 mm, respectively, and the acoustic emission signals of the whole process were collected simultaneously to explore the uniaxial compression of siltstone specimens with prefabricated holes in this paper. …”
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48
Investigation of Energy Mechanism and Acoustic Emission Characteristics of Mudstone with Different Moisture Contents
Published 2018-01-01“…Stress-strain relations and acoustic emission (AE) characteristics of the deformation and failure of rock specimens were analyzed. …”
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49
Experimental Study on Acoustic Emission of Weakly Cemented Sandstone considering Bedding Angle
Published 2018-01-01“…The research results offer reliable reference to carry out monitoring work on acoustic emission and microseism of mine with layer rock (rock mass).…”
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50
Is subsurface geophysics as seismic and acoustic investigations a rescue to groundwater flow inversion?
Published 2022-10-01“…Understanding subsurface flow, especially in partly karstified rock formations mainly housing water through a few preferential pathways, is still challenging. …”
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51
Defining Stress Thresholds of Granite Failure Process Based on Acoustic Emission Activity Parameters
Published 2020-01-01“…Stress sensor and dynamic strain gauge are used to measure the load, longitudinal, and lateral deformation of rock in real time. The acoustic emission characteristic parameters of rock fracture process are obtained by using the acoustic emission system. …”
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52
Study on Acoustic Emission Characteristics and Damage Evolution Law of Shale under Uniaxial Compression
Published 2024-01-01“…Investigating the correlation between acoustic emission (AE) parameters and damage mechanisms in rock mechanics can help understand rock damage evolution under loading and provide a theoretical basis for engineering support and safety detection. …”
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53
Quantitative Damage and Fracture Mode of Sandstone under Uniaxial Load Based on Acoustic Emission
Published 2020-01-01“…Aiming at the problem of quantitative damage and fracture mechanism of the loaded rock, this paper adopts acoustic emission (AE) to monitor the loading process of sandstone under uniaxial loading. …”
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54
Numerical Simulation of Acoustic Emission Events in Supporting Roadways under Different Dynamic Loads
Published 2023-01-01“…This paper studies the distribution characteristics of acoustic emission (AE) events in supporting roadways under different dynamic load conditions through numerical simulation and theoretical analysis. …”
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55
Mechanical and Acoustic Responses of Brittle Geomaterials with a Hole under a Compressive Disturbance
Published 2021-01-01“…Each deformation stage of rock had different AE characteristics, so AE signals can be used to characterize the microscopic damage evolution of rock and predict the macroscopic failure process of the surrounding rock of the opening. …”
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56
Size Effect of Concrete Specimens on the Acoustic Emission Characteristics under Uniaxial Compression Conditions
Published 2017-01-01“…Acoustic emission (AE) experiments under uniaxial compression and cyclic loading-unloading compression conditions were performed using different sizes of cubic concrete specimens. …”
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57
Effect of Liquid Nitrogen Cooling and Heating on Mechanical Properties and Acoustic Emission Characteristics of Coal
Published 2023-01-01“…The instability of rock fractures has been extensively studied in domestic and international research. …”
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58
Can laser irradiation improve the strength of weak rock mass?
Published 2025-01-01“…Controllable rock cracking technology is crucial for the exploration and exploitation of deep underground resources. …”
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59
Role of hole depth on mechanical behavior and acoustic emission characteristics of pre-drilled sandstone
Published 2025-01-01“…To examine the influence of hole depth on the mechanical properties of rock, a series of uniaxial compression tests were performed on six groups of pre-drilled sandstone samples, each with varying depths. …”
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60
Experimental Study on Acoustic Emission and Resistivity Response of Sandstone under Constant Amplitude Cyclic Loading
Published 2021-01-01“…Acoustic emission (AE) parameters and resistivity are both sensitive to the damage process of the rock and can well describe the damage evolution law of the rock. …”
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