Influence of Different Grouting Parameters on Mechanical and Strain Energy Characteristics of Different-Length Fractured Limestone in a Coalfield North of Yellow River: A Numerical Study Based on Particle Flow Code

Table 2

Mesoparameters of limestone.

-ratio	Emod (GPa)	Pb_-ratio	Pb_emod (GPa)	Pb_ten (MPa)	Pb_coh (MPa)	Porosity	Density (kg/m^3)	Pb_fa (°)
5.72	5.24	5.72	5.24	72.56	10.24	2.23	2.66	53