Numerical Simulation of Rock Breaking by High-Temperature and High-Pressure Water under Thermal Driving

Table 1

Physical parameters of the rock.

Symbol	Value	Unit	Physical meaning
	2300		Density
	1.8		Thermal conductivity
	880		Constant pressure heat capacity
	0.13	1	Poisson’s ratio
	20		Young’s modulus
	10.1		Tensile strength
	4 × 10-4		Initial permeability
	0.01	1	Initial porosity
	21.471		Cohesion
	41	°	Internal friction angle
	200		Fracture energy per unit area