Suggested Topics within your search.
Suggested Topics within your search.
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1
Comparison study on rock breaking characteristics of disc cutters under coupled static–dynamic loads and static loads
Published 2023-01-01Subjects: Get full text
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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. …”
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Experimental and Simulation Study on Breaking Rock under Coupled Static Loading and Ultrasonic Vibration
Published 2022-01-01“…Only when the static load is greater than 200 N, the crack propagation will occur in the rock sample. …”
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5
Numerical Simulation of Mechanical Characteristics of Roadway Surrounding Rock under Dynamic and Static Loading
Published 2021-01-01“…The achievements provide a theoretical base for roadway surrounding rock support under dynamic and static loading.…”
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6
Static and modal numerical analyses for the roof structure of a railway freight refrigerated car
Published 2015-07-01“…Fullwidth/ full-length, half-width/full-length and half-width/half-length modeling approaches can be used to determine static and vibrational behaviours of railway vehicles depending or not on the symmetry of roof structure and applied load. …”
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7
Torsional vibration of a static drill-rooted nodular pile embedded in elastic media
Published 2024-12-01Subjects: “…static drill-rooted nodular pile…”
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8
Comparison of static and dynamic balance parameters and some performance characteristics in rock climbers of different levels
Published 2017-04-01“…No significant difference was found between groups for the other balance parameters, anthropometric characteristics and climbing performance factors. In consequence, static balance parameters of rock climbers were found to be similar to those of other elite athletes in the literature. …”
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9
Infrared Temperature Law and Deformation Monitoring of Layered Bedding Rock Slope under Static Load
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10
A Static Moment for a Polygon and Its Applications
Published 2018-05-01Subjects: “…roof geometry…”
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Parametric Study on the Ground Control Effects of Rock Bolt Parameters under Dynamic and Static Coupling Loads
Published 2020-01-01“…The results show that shortening the bolt spacing is an effective measure to control the deformation of surrounding rock whatever DSLs or static load. Under static load, the larger the anchoring length is, the more stable the surrounding rock is. …”
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12
Energy Evolution Law of Ore-Bearing Rock during Unloading under High Static Stress and Frequent Disturbance
Published 2020-01-01“…Based on the complex engineering environment in deep rock engineering, preloaded high axial pressure, unloading of axial pressure, and impact loading were used to simulate high in situ stress, unloading of excavation, and blasting disturbance, respectively; the experimental study on frequent impact disturbances under unloading of high static load was carried out, which aimed at revealing the energy evolution law of rock. …”
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Effect of mesostructure on quasi-static and dynamic tensile strength of rock: insights from a breakable grain-based model
Published 2025-01-01“…The Brazilian disk model was established to simulate the quasi-static and dynamic tensile behaviors of rocks under varying mineral average grain sizes, grain size distributions, and grain roundness, respectively. …”
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Damage Characteristics and Constitutive Model of Deep Rock under Frequent Impact Disturbances in the Process of Unloading High Static Stress
Published 2020-01-01“…During the mining of deep mineral resources, the rock is in the complex mechanical environment of high crustal stress and blasting excavation unloading, and the improved SHPB test system is used to carry out frequent impact disturbance test of deep rock in the process of unloading high static stress. …”
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CONSTITUTIVE MODEL AND FAILURE PARAMETERS OF TC4 TITANIUM ALLOY UNDER QUASI-STATIC TENSILE
Published 2022-01-01“…The fracture strain of the sample under quasi-static tensile condition was obtained by using two-dimensional digital image correlation（DIC） technique at room temperature. …”
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Comparison of Tooth Root Bending Fatigue Life Between 18CrNiMo7-6 and 20CrMnTi Materials
Published 2021-04-01“…In order to compare the tooth root bending fatigue life of 18CrNiMo7-6 and 20CrMnTi gears，based on the fatigue characteristics of these two materials，the gear model is built by using the GearTrax plug-in in the 3D modeling software SolidWorks. …”
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The influence of disturbance location and intensity on the deformation and failure of deep roadway surrounding rocks
Published 2025-02-01Subjects: Get full text
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Study on Failure Characteristics and Rock Burst Mechanism of Roadway Roof under Cyclic Dynamic Load
Published 2021-01-01“…In addition, the essence of rock burst in a hard thick roof is due to the instantaneous superposition of static stress and dynamic load, leading to the instantaneous instability and collapse of roadway roof in a large area. …”
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Experimental Research on the Influence of Temperature on the Static Properties of Skarn
Published 2021-01-01“…In view of insufficient research on the high-temperature mechanical properties of deep rocks in southwestern China, we used high-temperature heating devices and statics equipment to conduct static tests on Skarn. …”
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CALCULATIONAL ANALYSIS AND EXPERIMENTAL RESEARCH ON STABILITY OF THE ROD OF CONCRETE-PUMP TRUCK’S BOOM SYSTEM
Published 2015-01-01Subjects: Get full text
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