Experimental Research on Acoustic Emission Characteristics and Felicity Effects during Coal Fatigue Failure under Cyclic Loading

<div>Standard coal samples and test equipment. (a) Standard coal samples, (b) MTS815.02 electrohydraulic servo rock mechanics test system, and (c) PCI-2 acoustic emission detection and analysis system.</div>

Advances in Materials Science and Engineering

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Figure 1

Figure 1: Experimental Research on Acoustic Emission Characteristics and Felicity Effects during Coal Fatigue Failure under Cyclic Loading 