Numerical Simulation and Experimental Studies of Karst Caves Collapse Mechanism in Fractured-Vuggy Reservoirs

Table 6

Mechanics parameters of carbonate rock in Tahe oil field.

Elastic modulus (GPa)	Poisson’s ratio	Compressive strength (MPa)	Tensile strength (MPa)	Internal friction angle (°)	Cohesive force (MPa)
36.3	0.25	74.2	3.8	36	12