The Effect of Joint Damage on a Coal Wall and the Influence of Joints on the Abutment Pressure on a Fully Mechanised Working Face with Large Mining Height

<div>Model of coal body containing two joints. (a) Combined models for coal containing two joints. (b) The equivalent physical combined models.</div>

Shock and Vibration

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Figure 5

Figure 5: The Effect of Joint Damage on a Coal Wall and the Influence of Joints on the Abutment Pressure on a Fully Mechanised Working Face with Large Mining Height 

Figure 5 | The Effect of Joint Damage on a Coal Wall and the Influence of Joints on the Abutment Pressure on a Fully Mechanised Working Face with Large Mining Height 