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Influence analysis of complex crack geometric parameters on mechanical properties of soft rock
Soft rocks, such as coal, are affected by sedimentary effects, and the surrounding rock mass of underground coal mines is generally soft and rich in...
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Development on bio-based concrete crack healing in soil exposures: isolation, identification, and characterization of potential bacteria and evaluation of crack healing performance
Undeniably, concrete cracks if not healed on time could cause various durability issues, resulting in high-cost crack repairing strategy. Recently,...
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Crack Detection of Concrete Structures Using Acoustic Emission Sensors and Convolutional Neural Networks
Structure deterioration is regarded as one of the crucial problems in the construction industry. One method of detecting cracks in concrete...
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Structural Signs of Exhaustion of Metal Resource in Crack Zones of Steam Steel 15KH1M1FL Turbine Body Components
An experimental study of the structure and properties of metal in areas of cracks in turbine body components made of steel grade 15Kh1M1FL is...
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Master crack types and typical acoustic emission characteristics during rock failure
Acoustic emission (AE) signals contain substantial information about the internal fracture characteristics of rocks and are useful for revealing the...
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Issues of Crack Formation in Supporting Structures of a Hydroelectric Generator and Their Remedies
The article presents the key findings of an inspection of the technical condition and calculations for the strength and durability of the supporting...
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Effect of alkali treatment on properties of Palmyra palm tree primary flower leaf stalk fiber–reinforced polymer composites
The present research study focusing on the investigation of natural fibers stems from the demand for sustainable and environmentally friendly...
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The Primary Circuit
The PWRs primary circuit (Photo 3.1 and Fig. 3.1) is designed to circulate the liquid water that cools a pressurized water reactor. Its essential...
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An Experimental Study on Factors Affecting the Coefficients of Shrinkage, Creep, and Crack Occurrence During Basement Construction in High-Rise Buildings
This paper is an experimental study on factors affecting the coefficients of shrinkage, creep, and crack occurrence during basement construction in...
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Pressure Minor Losses Coefficient in Cracked Pipelines
The present study aims to comprehend the behavior of fluid flow in a pipeline using experimental and numerical methods. Crude oil pumped into a pipe...
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Assessment of eggshell powder in natural fiber composite: a sustainable bio-concrete
Utilization and valorization of egg-shell powder (ESP) and natural fiber in concrete have increased significantly due to their solitary...
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Three-dimensional numerical simulation of dynamic strength and failure mode of a rock mass with cross joints
To study the dynamic mechanical properties and failure characteristics of intersecting jointed rock masses with different joint distributions under...
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Evaluation of roof cutting by directionally single cracking technique in automatic roadway formation for thick coal seam mining
Automatic roadway formation by roof cutting is a sustainable nonpillar mining method that has the potential to increase coal recovery, reduce roadway...
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Macro and micro grouting process and the influence mechanism of cracks in soft coal seam
Grouting is an important method to reinforce soft coal roadway, and the presence of primary cracks in the coal body has an important influence on the...
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Research advances in enhanced coal seam gas extraction by controllable shock wave fracturing
With the continuous increase of mining in depth, the gas extraction faces the challenges of low permeability, great ground stress, high temperature...
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Experimental and numerical investigation on failure characteristics and mechanism of coal with different water contents
Water injection, as a widely used technique to prevent coal burst, can restrain the fractured coal seam and released the energy storage. In this...
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Non-parallel double-crack propagation in rock-like materials under uniaxial compression
Coalescence among fractures would have influence on the stability of rock masses. Deep understanding of mechanical behavior of fractured rock masses...
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Using true-triaxial stress path to simulate excavation-induced rock damage: a case study
This study presents an example illustrating the role of in situ 3D stress path method in simulating the roof damage development observed in the...
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Mechanical, non-destructive, and thermal characterization of biochar-based mortar composite
Sustainable materials present a significant revolution in the construction industry and exhibit tremendous potential to develop a green building...
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Establishment of Cement Sheath Channeling Model and Experimental Study on the Laws of Channeling Sealing
With the continuous development of oilfield, the number of channeling wells gradually increased due to the change of the reservoir physical...