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Creep Damage Model for Rockburst at Mufulira Mine in Zambia
For over 40 years, Mufulira underground copper mine has been recording incidents of rockburst. Laboratory tests and numerical analyses were carried...
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Precursor of microseismic energy and stress evolution induced by rockburst in coal mining: a case study from **ashijie, Shannxi, China
Rockburst has become one of the most frequent dynamic disasters in coal mines when mining activities proceed towards greater depths. The goaf near...
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Performance Evaluation of Rockburst Prediction Based on PSO-SVM, HHO-SVM, and MFO-SVM Hybrid Models
Rockburst prediction is crucial in deep hard rock mines and tunnels to make safer working conditions. Due to the complex interaction of many factors...
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Effect of Water on Mechanical Properties of Coal, Charge Induction, and Rockburst Hazard Prevention
Rockburst is a sudden disastrous instability of coal mass that poses a serious threat to underground exploitation of coal resources; therefore,...
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Experimental investigation on synergetic prediction of granite rockburst using rock failure time and acoustic emission energy
The frequent occurrence of rockburst and the difficulty in predicting were considered in deep engineering and underground engineering. In this work,...
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Formation mechanism of rockburst in deep tunnel adjacent to faults: Implication from numerical simulation and microseismic monitoring
Rockbursts were frequently encountered in the construction of deeply buried tunnels at the ****-II hydropower station, Southwest China. In those...
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Development and application of a hydraulic impact test machine for simulating rockburst conditions
AbstractExisting testing techniques do not meet the requirements for static-dynamic composite loading tests of anti-impact supports for rockburst...
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Evolution of anisotropy during sandstone rockburst process under double-faces unloading
Rockburst is one of the major disasters in deep underground rock mechanics and engineering. The precursors of rockbursts play important roles in...
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Assessment of rockburst risk using multivariate adaptive regression splines and deep forest model
Rockburst is a major instability issue faced by underground excavation projects, which is induced by the instantaneous release of a large amount of...
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Investigation of the Rockburst Mechanism of Driving Roadways in Close-Distance Coal Seam Mining Using Numerical Modeling Method
The excavation-induced stresses transferred from the panels or pillars in upper coal seams play a key role in the occurrence of rockbursts in driving...
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Rockburst Risk Assessment Based on Soft Computing Algorithms
A key aspect that affect many deep underground mines over the world is the rockburst phenomenon, which can have a strong impact in terms of costs and...
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Study on factors influencing mechanical properties of energy absorbers for hydraulic support in rockburst roadway
The parameter design of energy absorbers for hydraulic support in rockburst roadways is very important in the field of rockburst prevention....
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Rockburst prediction in hard rock mines develo** bagging and boosting tree-based ensemble techniques
Rockburst prediction is of vital significance to the design and construction of underground hard rock mines. A rockburst database consisting of 102...
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Rockburst proneness criteria for rock materials: Review and new insights
To review the rockburst proneness (or tendency) criteria of rock materials and compare the judgment accuracy of them, twenty criteria were...
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Excavation-induced microseismicity and rockburst occurrence: Similarities and differences between deep parallel tunnels with alternating soft-hard strata
Excavation-induced microseismicity and rockburst occurrence in deep underground projects provide invaluable information that can be used to warn...
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Strainburst and AE Properties of Sandstone Supported by Negative Poisson’s Ratio (NPR) Cable under True Triaxial Loading
Supporting and controlling rockburst hazards is a great challenge for deep rock engineering. A new cable, the negative Poisson’s ratio (NPR) cable,...
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A criterion of rockburst in coal mines considering the influence of working face mining velocity
Mining activities are the inducement of rockbursts in coal mines. The mining velocity of working faces is the most important man-made control factor...
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Experimental investigation on predicting precursory changes in entropy for dominant frequency of rockburst
Rockburst is a dynamic phenomenon accompanied by acoustic emission (AE) activities. It is difficult to predict rockburst accurately. Based on the...
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Experimental investigation on influence of loading rate on rockburst in deep circular tunnel under true-triaxial stress condition
To investigate the influence of loading rate on rockburst in a circular tunnel under three-dimensional stress conditions, the true-triaxial tests...