Pressure Dependence of Permeability in Cracked Rocks: …
Basalt, in the rock mechanics community, also refers to the large variety of rocks, sometimes a bit more acidic than basalt per se for the petrology/volcanology …
Research Of Analysis Of Crushed Rocks
Decoding Sustainability with a Life Cycle Assessment of Crushed Stone
The analysis has been facilitated through the utilization of advanced software tools, specifically Simapro and LCAPAVE [1], allowing for a precise assessment of the environmental impact associated ...
Crushed rock ballast bed in the railway lines of …
The article gives the analysis of the functions of crushed rock ballast bed and requirements set to it. Also, studies the results of worldwide scientific researches and need ... Research overview ...
Evaluation of area- and volume-based gradations of sand-crushed stone
In this research, area- and volume-based gradation curves of fresh and fouled ballasts, simulated by laboratory-scale particles, were studied using an image analysis method. ... sand and sand-crushed stone samples. The image analysis results also indicate that the crushed stone particles are more angular than sand particles, …
Mixture of Crushed-Stone Aggregate as Material For
A number of publications demonstrate dependencies for various types of aggregates. Therefore, research was undertaken to present statistical analysis for one type of aggregate and one geological area.
Microcracking Process Characterization and Failure Time
Mechanical stability of pillars is crucial for the safety of underground engineering. Understanding the failure process of rock pillars upon uniaxial …
Thermal stability of permafrost under U-shaped crushed rock …
At the failure probability threshold of 0.1, the service lives of open crushed rock-based and U-shaped crushed rock embankments are longer than 100 years, those of closed crushed rock-based ...
Research on the deformation and damage process of crushed-rock …
Since most of the current researches on the crushed-rock interlayer for highway embankment in permafrost region are based on thermal properties, there are few studies on their mechanical deformation characteristics. In order to study the deformation and failure process of crushed-rock interlayer under the long-term settlement …
Performance analysis of crushed gravel sand heat storage …
The thermodynamic analysis of crushed gravel sand and biomass evaporator assisted solar still (CBSS) using the second law has been explored in this study, and the results have been compared to ...
Numerical analysis for critical thickness of crushed rock …
Download Citation | Numerical analysis for critical thickness of crushed rock revetment layer on Qinghai–Tibet Railway | Under the warm and ice-rich nature of permafrost and the scenarios of ...
Investigation of the Possible Correlations between Specific
This study rigorously investigates the interdependencies among a suite of crushed stone aggregate characteristics to enhance material selection for infrastructure projects.
Strength and Durability Aspects of Crushed Stone Sand: A …
Crusher dust is a fine material formed during the process of comminution of rock into crushed stone or crushed sand. This dust is composed by particles which pass 75 μm BS sieve.
Creep Level Qualitative Evaluating of Crushed Rock
Finally, this model was used to qualitatively evaluate the creep level of the crushed rock in the southwestern China. The research results can provide a reference for the creep …
The Deformation Characteristics and Lateral Stress of Roadside Crushed
Gob-side entry retaining formed by roof fracturing (GERRF) is a popular non-pillar mining method. The method uses crushed rocks in gob side to support and control the movements of the gob roof. These crushed rocks will deform under roof pressure and generate desirable lateral stress on support structures of gangue rib. In this study, the …
Probabilistic analysis of crushed zone for rock blasting
Far and Wang (2016) used a Monte-Carlo sampling for statistical analysis of the impact of some mechanical properties of rocks on the crushed zone radius around the blasthole. According to their ...
(PDF) Analysis on Cooling Effect of Crushed-Rocks
analysis for crushed-rocks embankment along Qinghai-Tibet high-grade road. e research work to stud y the cooling e ect and the temperature eld characteristics of the crushed-rocks
Experimental datasets on properties of river sand as an …
Various tests on Physical properties and strength parameters of aggregate samples such as moisture content, Bulk Density, Specific gravity, Sieve Analysis and compressive strength were carried out. Experimental features: Engineering properties of River Sand and Crushed Rock with various laboratory tests. Data source location
Crushed rock ballast bed in the railway lines of Lithuania: analysis …
upper crushed rock layer, wit h the average thicknes s of 43 cm, is not fouled, whereas, the lower crushed rock la yer, with the average thickness of 29 cm, is fouled (37.5% on average).
Construction and Calculation Analysis of Mechanical Model of Crushed …
Download Citation | Construction and Calculation Analysis of Mechanical Model of Crushed Rock Pile Treatment of Foundation Earthquake | In recent years, earthquakes have occurred frequently at ...
Analysis of Stress-strain Characteristics of Geogrid Reinforced Crushed …
Considering the friction effect between geogrids and crushed gravel, the calculation method of stress-strain relationship and shear strength of the reinforced crushed gravel was deduced through ...
Creep level qualitative evaluating of crushed rock based on …
Creep level qualitative evaluating of crushed rock based on uncertainty measurement theory and hierarchical analysis. Shiwei Wuet al. Sci Rep.2024. Show …
Investigation of the Possible Correlations between Specific
This study rigorously investigates the interdependencies among a suite of crushed stone aggregate characteristics to enhance material selection for infrastructure …
Processes | Free Full-Text | Spatial Structure Characteristics of
In order to investigate the impact of a crushed rock shape on the storage coefficient of underground reservoirs in coal mines, statistical analysis of the shape characteristics of crushed rocks was conducted, which was followed by numerical packing tests using the rigid block model. These tests aimed to investigate the spatial structure …
(PDF) Characterization of Crushed Natural Stone …
Characterization of Crushed Natural Stone Aggregates. Journal of Innovations in Civil Engineering and Technology (JICIVILTEC H), 3(2), 55 - 77 . Araştırma Makalesi / Research Article
Analysis on the convection cooling process of crushed-rock …
The cooling effect of the closed crushed-rock embankment mainly relies on natural convection within crushed-rock layer, which is caused by the thermal boundary condition, but the cooling effect of ...
Multi-Morphological Characteristics of a Crushed Granitic Rock …
By using spectrum analysis on data from both μCT and interferometer measurements, a single fractal dimension is found linking the spectrum of the two measurements for the crushed granitic rock.
Three-Dimensional Nonlinear Analysis for the Cooling
The cooling effect of the closed crushed-rock embankment mainly relies on natural convection within crushed-rock layer, which is caused by the thermal boundary condition, but the cooling effect of ...
Probabilistic analysis of crushed zone for rock blasting
As explained in the introduction, this article focuses on the probability analysis of explosion and crushed zone growth in rock. For this purpose, we first need to set a deterministic model in which we can express the crushed zone radius by a closed-form relation. ... Experiment research on the rock blasting effect with radial jet cracker. …
Thermo-mechanical stability analysis of cooling embankment with crushed
The block-stone layer is a porous medium with a large number of interconnected pores and a good thermal insulation effect [30][31][32][33][34].
(PDF) Evaluation of the Structure and Geometric Properties of Crushed …
This research is based on samples of crushed aggregates from plants processing igneous rocks from four different igneous deposits. In the case of the geometric properties, shape and flakiness ...
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