Impacts of Cyclic Loading and Unloading Rates on Acoustic Emission Evolution and Felicity Effect of Instable Rock Mass

<div>Evolution of the rock Felicity effect under uniaxial cyclic loading-unloading compression conditions. (a) AE Felicity effect in linear-elastic model and elastic-plastic model; (b) influences of AE Felicity effect under low and high loading rates.</div>

Advances in Materials Science and Engineering

fig12

Figure 12

Figure 12: Impacts of Cyclic Loading and Unloading Rates on Acoustic Emission Evolution and Felicity Effect of Instable Rock Mass 