Study on the Damage Evolution Process and Fractal of Quartz-Filled Shale under Thermal-Mechanical Coupling

Table 3

AE energy and fractal dimension values.

Stress level temperature	10%	20%	30%	40%	50%	60%	70%	80%	90%	100%
30°C AE	0	0	0	0	0	0.00011	0.00182	0.01169	0.07182	0.31024
	0	0	0	0	0	0.1632	0.4466	0.7057	0.9033	1.071
45°C AE	0	0	0	0.00006	0.00078	0.00276	0.01097	0.0372	0.12476	0.4857
	0	0	0	0.1818	0.3542	0.1754	0.6621	0.7938	0.9432	1.113
60°C AE	0	0.00006	0.0002	0.0008	0.00352	0.00859	0.02739	0.07412	0.19217	0.634
	0	0.1516	0.2137	0.4754	0.572	0.6931	0.8288	0.9183	1.127	1.262
75°C AE	0.00047	0.00143	0.00306	0.00553	0.01325	0.02197	0.04228	0.08221	0.17565	0.50713
	0.5432	0.6164	0.6677	0.7051	0.7926	0.8448	0.92	0.9928	1.072	1.189
90°C AE	0.01787	0.04349	0.06711	0.08616	0.11039	0.1587	0.22617	0.34097	0.4221	0.53713
	1.024	1.051	1.072	1.086	1.101	1.129	1.154	1.193	1.212	1.231