Experimental and Numerical Analysis on the Damage and Failure Characteristics of Bituminous Coal under Multilevel Cyclic Loads

<div>Load response (E<sub>+</sub>) of coal sample with different particle numbers.</div>

Advances in Materials Science and Engineering

Figure 18: Experimental and Numerical Analysis on the Damage and Failure Characteristics of Bituminous Coal under Multilevel Cyclic Loads 