Evolution of the Oil Shale Permeability under Real-Time High-Temperature Triaxial Stress in the Jimusar Area, Xinjiang

Figure 3

Real-time high-temperature triaxial stress seepage penetration testing system. (1) Pressure-reducing valve, (2) cylinder, (3) loading system, (4) triaxial stress chamber, (5) heating sleeve, (6) insulated box, (7) sealing packing, (8) temperature control system, (9) hydraulic system, (10) sample, (11) thermocouple, and (12) air flow measuring equipment.