4 Result(s)
within
Qiming Huang
Geotechnical Engineering & Applied Earth Sciences
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Article
Open AccessInfluences of clean fracturing fluid viscosity and horizontal in-situ stress difference on hydraulic fracture propagation and morphology in coal seam
The viscosity of fracturing fluid and in-situ stress difference are the two important factors that affect the hydraulic fracturing pressure and propagation morphology. In this study, raw coal was used to prepa...
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Article
Open AccessExperimental study on the adverse effect of gel fracturing fluid on gas sorption behavior for Illinois coal
Hydraulic fracturing is an effective technology for coal reservoir stimulation. After fracturing operation and flowback, a fraction of fracturing fluid will be essentially remained in the formation which ultim...
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Article
Floor Pressure-Relief During Top Slice Mining of Extra-Thick Coal Seams and Its Implications for Gas Drainage Application
This paper investigates the pressure-relief response of the floor in top slice mining, taking No. 2 coal seam in **ta coal mine as its engineering background. The failure laws of the lower slice along strike ...
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Article
Evolution of the Fractured Zone Above a Coal Face with a Large Mining Height: A Case Study of the Dahuangshan Coalmine, China
The characteristic of the distribution and evolution of the fractured zone has important guiding significance for gas drainage design. In this paper, the 2ZW11 face of the Dahuangshan coal mine was chosen as a...
