Research on the Mechanical Characteristics of Cyclic Loading and Unloading of Rock Based on Infrared Thermal Image Analysis

Figure 3

Stress-strain curves of typical samples. (a) Range 12%, cycles 10, and sample B-21. (b) Range 36%, cycles 10, and sample D-21. (c) Range 60%, cycles 10, and sample F-21.

(a)

(b)

(c)