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Investigation on Rock Fracturing in Presplit Blasting Under Various Initial Stresses
The evolution characteristics of rock fracturing in presplit blasts are generally affected by in situ stress resulting from tectonic forces in the...
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Simulation Study of Acid Fracturing Initiation with Consideration of Rock Mechanics Parameter Variations
Deep carbonates hydrocarbon resources are abundant and hold significant potential for sustainable energy development in future. Acid fracturing is an...
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Modeling Rock Fracturing Processes Using the Phase Field Numerical Manifold Method
The phase field method (PFM) has been proposed and incorporated into the finite element method (FEM) for complex crack evolution problems. However,...
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Difficulties and Countermeasures of Sand Fracturing Technology for Deep Clastic Rock
Deep clastic rock is rich in oil and gas resources, but the reservoir is extremely deep, high temperature, high pressure, and natural fractures are...
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Rock Mechanical Characteristics and Fracturing Suggestions of Shale Oil Reservoir
Songliao basin is rich in shale oil resources. However, there is little research on the mechanical characteristics and development technology of...
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Numerical Investigation of Hydraulic Fracturing in a Heterogeneous Rock Mass Based on Peridynamics
In this paper, the effect of micro heterogeneity of rocks on hydraulic fracture propagation is studied using a peridynamics-based numerical model. We...
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An Experimental Study on Fracturing Response and Slurry Flow of High-Pressure Grouting in Fractured Rock
Grouting has been commonly used for structure controlling in mining engineering. To investigate the mechanism of fracturing grouting, an experiment...
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Fracturing and Energy Evolution of Rock Around Prefabricated Rectangular and Circular Tunnels Under Shearing Load: A Comparative Analysis
Mechanical behavior and energy evolution of rock around the tunnel are critical for evaluating the instability of geotechnical engineering. To reveal...
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Progressive Initiation Phenomenon of Radial and Axial Cracks of the Borehole During Rock Hydraulic Fracturing
Hard roof control is a technical problem that restricts the safe and efficient coal mine production. Hydraulic fracturing is an effective technical...
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Experimental Study of Supercritical CO2 Fracturing Across Coal–Rock Interfaces
Indirect fracturing with supercritical carbon dioxide (CO 2 ) is a promising technology of coalbed methane exploitation in soft and low-permeability...
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Study on Mechanism of Strength Deterioration of Rock-Like Specimen and Fracture Damage Deterioration Model Under Pulse Hydraulic Fracturing
Pulse hydraulic fracturing is an effective fracturing stimulation technology, which can reduce rock breakdown pressure and improve fracturing...
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A Model of Joint Rock–Proppant Deformation in Hydraulic Fracturing
AbstractThe study focuses on the connection between two processes: deformation of proppant under the action of rock pressure and the rock pressure...
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Laboratory Investigation of Cryogenic Fracturing Effect of Hot Dry Rock Wellbores Under Triaxial-Confining Stresses
Hot dry rock (HDR) contains abundant thermal energy, which can be extracted through fracturing and used for electricity generation. Due to its deep...
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Microwave-assisted hard rock breakage by impact hammers: heating, fracturing and mechanical breakage
Microwave fracturing has a great potential in assisting the breakage of hard rocks using impact hammers by inducing artificial cracks and downgrading...
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Study on the Characteristics of Fracturing Fracture Propagation and Turning in Carbonate Dry Hot Rock
Thermal reservoir stimulation is a necessary means to achieve effective development of dry hot rocks. Carbonate rock is a typical type of dry hot...
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Rock Mechanics in Hydraulic Fracturing Operations
Rock, fracture and fluid mechanics are crucial elements in understanding and engineering design of hydraulic fracture treatments.
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The Influence of the Rotary Speed of a Microwave Applicator on Hard-Rock Fracturing Effect
Microwave-induced hard rock fracturing technology has potential application prospects in tunnel boring machine (TBM) hard tunnel excavation. It is of...
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Hydromechanical Modeling of High-Voltage Electropulse-Assisted Fluid Injection for Rock Fracturing
This paper presents a computational analysis of the evolution of mechanical characteristics in natural rock formations under the combined action of...
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Prediction of Fracturing Pressure and Parameter Evaluations at Field Practical Scales
Hydraulic fracturing pressure is one of the key criteria in defining the pum** schedule and in dimensioning surface plants for fracturing...
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Microscopic and Acoustic Interpretations of the Physics of Rock Burst and the Difference in Fracturing Patterns in Class I and Class II Rocks
The progressive microcracking processes in a burst-prone Class II rock, Kuru granite, and a non-burst-prone Class I rock, Fauske marble were...
