1 Transverse Permeability of Fibrous Porous Media

Multi-Scale permeability of particulate and porous media

In this study, transverse flow in aligned fibrous porous media has been investigated by detailed FE simulations. The effects of porosity, shape and ...

3D virtual modeling and permeability calculation

Porous Metal Fiber Sintered Sheet (PMFSS), a new kind of functional porous material, has been successfully pro- duced recently and proved to be promising ...

Progress in Experimental and Theoretical Evaluation Methods for ...

... permeability (K1, K2, K3). The second is the mesoscopic scale ... The transverse permeability of fibrous porous media was studied by ...

EXPERIMENTAL EVALUATION OF TEMPERATURE EFFECT ON ...

Abstract. Study of the transverse permeability of fibrous reinforcements became increasingly important when liquid molding processes started ...

The transverse permeability of disordered fiber arrays - EBSCOhost

fiber size while maintaining the porosity constant (see Appendix 1 below). ... porous fibrous media with and without compaction. Int. J. Num. Meth. Eng. 60 ...

Permeability Measurements of Strained Fibrous Networks

The porosity of the tested non-woven media ranges from 0.8 to 0.45. The corresponding permeability measure- ments gap between 100 and 1 µm2. However, it has to ...

Permeability prediction of fibrous porous media by the lattice ...

Recently, high-performance nonwoven fabrics have replaced the traditional fabric materials owning to the development of the production technology [1]. One of ...

Porosity-permeability tensor relationship of closely and randomly ...

The constitutive model for the porosity-permeability relationship is a powerful tool to estimate and design the transport properties of porous materials.

Transverse permeability of roving-based fibrous media

... fiber reinforcement is one ... Ghosh, A validation of Whitaker's closure formulation based method for estimating flow permeability in anisotropic porous media, ...

Mechanisms of flow-induced deformation of porous media

The results demonstrate that the more compact the system, the greater the possible relative change of permeability when a high flow rate is applied. The ...

MODELING TORTUOSITY IN THIN FIBROUS POROUS MEDIA ...

The proposed models also showed that transverse flow through a fibrous porous media becomes less tortuous with increasing porosity, with the tortuosity value ...

Flow-driven compaction of a fibrous porous medium

compaction of a one-dimensional fibrous porous medium near its gel point for deformation ... [20] G. W. Jackson and D. F. James, The permeability ...

Effects of Fiber Orientation on Flow Properties of Fibrous Porous ...

1) Shape of the particles in granular materials are spherical while ... Bahrami, 2010, “Transverse. Permeability of Fibrous Porous Media,” 3nd International.

Bounding transverse permeability of fibrous media - HAL-EMSE

will be performed. From those fibrous geometries, mass (Eq.1) and momentum (Eq.2) local conservation equations for a newtonian ...

Porous Media PDF | PDF | Porosity | Permeability (Earth Sciences)

They test samples of varying porosity, fiber diameter, and fiberweb thickness. The study finds that tortuosity decreases with increasing porosity and fiber ...

Complex three‐dimensional microstructural permeability prediction ...

REFERENCES · 1 Phelan FR, Leung Y, Parnas RS. Modeling of microscale flow in unidirectional fibrous porous media. · 2 Ngo ND, Tamma KK. Microscale ...

Transverse permeability of roving-based fibrous media

Transverse permeability is a key parameter to construct accurate process modelling frameworks for composite manufacturing processes.

Transverse permeability of fibrous porous media Ali Tamayol Bahrami

In the present approach, the permeability is related to the porosity, fiber diameter, and tortuosity of the medium. In addition, the pressure drop in several ...

Liver - Wikipedia

The liver is a major metabolic organ exclusively found in vertebrate animals, which performs many essential biological functions such as detoxification of ...

Permeability of porous media - YouTube

Two permeability models are described for fluid flow through porous media: the Kozeny-Carman approach and the permeability as derived by ...