Numerical Simulation of the Nonlinear Flow Properties in Self-Affine Aperture-Based Fractures

Table 2

Literature summaries about critical Reynolds number of flow in rock fractures.

Authors	Materials	Aperture ()	Rec	Study method
Konzuk and Kueper	Tensile fractures of limestone	Mean = 381	2.8∼14.3	Laboratory test
Javadi et al.	Tensile fractures of granite	—	0.001∼25	Laboratory test
Zhang and Nemcik	Tensile fractures of sandstone	6.14∼18.95	3.5∼24.8	Laboratory test
Zimmerman et al.	3D fractures	Mean = 149	1∼10.20	Numerical simulation
Chen et al.	Sedimentary and intrusive rocks	—	25∼66	Field test
Qian et al.	Artificial parallel plate model	1000∼2500	245∼759	Laboratory test
This paper	3D rough fractures	Mean = 800	9.01∼14.47	Numerical simulation