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Stabilized mixed finite elements for deformable porous media with double porosity
Coupled problem Double porosity Effective stress Mixture theory Stabilized finite elements Twofold saddle point problem
2015/7/1
Natural geomaterials such as fissured rocks and aggregated soils often exhibit a pore size distribution with two dominant pore scales, usually termed macropores and micropores. High-fidelity descripti...
On the effective stress in unsaturated porous continua with double porosity
Constitutive behavior Geological material Granular material Microstructures Porous material
2015/7/1
Using mixture theory we formulate the balance laws for unsaturated porous media composed of a double-porosity solid matrix infiltrated by liquid and gas. In this context, the term ‘double porosity’ pe...
A KIND OF STRUCTURE MODELS FOR DOUBLE POROSITY MEDIUM SYSTEMS AND ITS IDENTIFICATION PROBLEMS
2007/8/7
This paper studies problems of modeling and simulation for infinite-dimensional systems. In early 1960's, G. I. Barenblatt and the others proposed the well-known permeable models through double porous...