Infiltration Grouting Mechanism in Porous Media Based on Fractal Theory
HOU Xiao-ping1,2(), MO Hao1, ZHAO Wei-quan3, HUANG Yong4
1 College of Water Resources and Architectural Engineering, Northwest A & F University,Yangling 712100,China 2 Key Laboratory of Ministry of Education on Agricultural Soil and Water Engineering in Arid andSemiarid Areas, Northwest A & F University, Yangling 712100, China 3 China Institute of Water Resourcesand Hydropower Research, Beijing 100038, China 4 Guangdong Hydropower Planning & Design Institute,Guangdong 510635, China
HOU Xiao-ping, MO Hao, ZHAO Wei-quan, HUANG Yong. Infiltration Grouting Mechanism in Porous Media Based on Fractal Theory[J]. Journal of Yangtze River Scientific Research Institute, 2024, 41(9): 106-113.
Fig.1 Spherical infiltration diffusion model of Bingham fluid in porous media
Fig.1 Spherical infiltration diffusion model of Bingham fluid in porous media
Fig.2 Fractal capillary bundle model of porous media
Fig.2 Fractal capillary bundle model of porous media
Fig.3 Diagram of the penetrometer
Fig.3 Diagram of the penetrometer
Fig.4 Comparison of velocity vs. pressure drop of Bingham fluid between the present model equation (41) with different ratios of λmin/λmax in porous media and equation (49) (k=7.61×10-9 m2, φ=0.404, μp=0.01 Pa·s, τ0=2 Pa)
Fig.4 Comparison of velocity vs. pressure drop of Bingham fluid between the present model equation (41) with different ratios of λmin/λmax in porous media and equation (49) (k=7.61×10-9 m2, φ=0.404, μp=0.01 Pa·s, τ0=2 Pa)
Table 1 Parameters of grouting tests for different sand layers