Research and Application of Optimization Technology for High-Efficiency Fracturing and Packing Parameters of Unconsolidated Sandstone

Table 2

Simulation data of each sublayer.

Parameter	Floor number 25		Floor number 28		Floor number 30
	Reservoir	Compartment	Reservoir	Compartment	Reservoir	Compartment
Elastic modulus (GPa)	5	8	5.2	8.2	5.5	5.5
Poisson’s ratio	0.27	0.32	0.28	0.32	0.3	0.35
Permeability (mD)	2854.6	3 054.6	2444.6	2644.6	1 822.2	2 022.2
Horizontal minimum principal stress (MPa)	12.2	12.2	12.4	12.3	12.6	12.5
Horizontal maximum principal stress (MPa)	17.3	17.2	14.1	14.1	17.5	17.4
Overlying pressure (MPa)	22.1	20	22.3	22.2	22.5	22.4
Void ratio	0.355	0.355	0.332	0.332	0.339	0.339
Rock tensile strength (MPa)	0.2	0.2	0.24	0.24	0.26	0.26
Fracture energy (J/m ^2)	100	300	105	315	100	300
Filter loss coefficient ()	8e-12	8e-13	8e-12	8e-13	8e-12	8e-13
Fracturing fluid viscosity (cp)	50	50	50	50	50	50