Dynamics of Fluids in Porous Media, Teile 1-2

analog anisotropic approximation assumed boundary conditions capillary fringe capillary pressure coefficient components confined aquifer considered const constant continuity equation curve Darcy's law defined denote density derived described determine dispersion displacement distribution Dupuit assumptions equipotential example expressed flow domain flux function grad gradient ground water h₁ Hence hodograph hodograph plane homogeneous horizontal hydraulic conductivity impervious initial interface Irmay isotropic isotropic medium K₁ layer linear liquid mass matrix method molecular diffusion nonwetting obtain paragraph parameters partial differential equation particle permeability phreatic surface piezometric piezometric head pore porosity porous medium potential problem relationship reservoir saturation seepage face shown in figure soil solid solution specific discharge steady flow stream function streamlines tensor tracer two-dimensional flow variables vector vertical viscosity volume water table wetting fluid z-plane zone әс ду дф дх