Geofluids / 2020 / Article / Tab 2

Research Article

Mechanical Analysis of Mining Stress Transfer on Isolated Island Face in Extra-Thick Fully Mechanized Top-Coal Caving Mining

Table 2

Mechanical parameters of the goaf medium in the double-yield model.

Medium nameShear modulus (GPa)Bulk modulus (GPa)Friction angle (°)Dilatancy angle (°)

Goaf medium7.785.83128

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