Study on the anisotropic characteristics of mechanical properties and energy evolution in layered phyllite
Fig 2
Experimental apparatus: (a) Electronic scale (b) Vernier caliper (c) ZBL-U520 non-metallic ultrasonic detector (d) ROCK 600−50 rock full-stress multi-field coupling triaxial testing apparatus ① Main system control display panel ② Data acquisition system ③ System valve operation panel ④ Axial pressure system ⑤ Triaxial pressure chamber.