Some fractal characters of porous media

Author: pwpl

August undefined, 2024

WebJun 1, 2009 · 1.. IntroductionFractal porous media have been studied extensively for more than two decades since Mandelbrot’s pioneer work [1].Katz and Thompson [2] used scanning electron microscopy and optical data to show that the pore spaces of several sandstones are fractal geometries. Fractured rocks [3] and fragmented porous media [4] … WebAug 8, 2008 · A random number model based on fractal geometry theory is developed to calculate the thermal contact conductance (TCC) of two rough surfaces in contact. This study is carried out by geometrical and mechanical investigations. The present study reveals that the fractal parameters D and G have important effects on TCC. The predictions by the …

Fractal dimension for porous metal materials of FeCrAl fiber

WebAbstract. In this paper, a unified model for describing the fractal characters of porous media is deduced. The theoretical predictions from the proposed unified model are compared … WebThis model can be used to analyze the effective stress effects on pore size of porous media and fractal dimension of the pore structure distribution. 1. According to the fractal model … how do you get materials in battle cats

A multi-field coupling model of gas flow in fractured coal seam

WebNov 15, 2024 · Understanding the pore size distribution in porous media is of great significance for guiding and predicting the storage and production of internal gases. ... Some fractal characters of porous media. Fractals-Complex Geom Patterns Scaling Nat Soc, 9 (2001), pp. 365-372, 10.1142/S0218348X01000804. View in Scopus Google Scholar [31] WebIn this study, we summarized some basic characters of fractal porous media, including the fractal pore or particle size distribution, pore or particle density function, ... The fluid … phoenix vertical blinds rochester ny

Fractal Feature of Microstructure of Porous Medium in Effective …

Porosity for fractal media - ResearchGate

WebApr 21, 2015 · Li, Some fractal characters of. porous media, Fr ac t a l s 8 (2001) 365–372. 18. B. M. ... In this paper, a unified model for describing the fractal characters of porous media is deduced. WebB. Yu and J. Li , Some fractal characters of porous media, Fractals 9(3) (2001) 365–372. Link, ISI, Google Scholar; 33. P. Xu and B. Yu , Developing a new form of permeability and … how do you get matched for residencyWebFeb 1, 2024 · Tight porous media are mainly composed of micro/nano-pores and throats, which leads to obvious microscale effect and nonlinear seepage characteristics. Based on the capillary bundle model and the fractal theory, a new nonlinear seepage equation was deduced, and a further fractal permeability model was obtained for oil transport in tight … phoenix vegan food festival 2020

"WebFractal Characters of Porous Media and Flow Analysis Abstract. Porosity is a complex multivariate function which controls fluid flow through porous media. The variables... " - Some fractal characters of porous media

Some fractal characters of porous media

WebIn mathematics, a fractal is a geometric shape containing detailed structure at arbitrarily small scales, usually having a fractal dimension strictly exceeding the topological dimension.Many fractals appear similar at various scales, as illustrated in successive magnifications of the Mandelbrot set. This exhibition of similar patterns at increasingly … WebGiven Eq. ( 4.19 ), which relates the fractal dimensionality of the pore space to the porosity, and their assumed values r m / r 0 ≈10 4, their fractal dimensionality range from 2.57 to …

Did you know?

WebWe consider the fractal media as special ("fractional'') continuous media. We discuss the possible experimental testing of the continuous medium model for fractal media that is … WebIn addition, the present work reveals that the relative permeability depends not only on saturation but also on the two fractal dimensions, pore fractal dimension (at porosity …

Web@article{Yu2002ERRATUMF, title={ERRATUM: "Some Fractal Characters of Porous Media"}, author={Boming Yu and Jianhua Li}, journal={Fractals}, year={2002}, volume={10}, … WebThe fractal region of the small-micro pores ranged from 0.006 μm to 8 μm and the fractal region ratio was 0.75×10 -3 < 1×10 -3 (Yu and Li, 2001). The corresponding fractal dimensions were ...

WebSome fractal characters of porous media [J]. Fractal, 2001, 9(3): 365-372. Google Scholar [13] Fripiat J J. Porosity and absorption Isotherms, in The Fractal ... Zeng Yanlei, et al. Fractal dimensionality dependence of microstructural parameters and permeability in fractal porous media [J]. Advances in Water Science. 2006, 17(6): 812-817. WebFractals, Vol. 9, No. 3 (2001) 365{372 c World Scienti c Publishing Company SOME FRACTAL CHARACTERS OF POROUS MEDIA BOMING YU Department of Physics, …

WebSep 8, 2024 · DOI: 10.1016/J.COMPSCITECH.2024.108957 Corpus ID: 237652901; A fractal model of effective mechanical properties of porous composites @article{Chao2024AFM, title={A fractal model of effective mechanical properties of porous composites}, author={Xujiang Chao and Wenlong Tian and Feng Xu and Dahua Shou}, …

WebSome fractal characters of porous media. Fractals, 2001, 9(3): 365-372 123 Majumdar A, Bhushan B. Role of fractal geometry in roughness characterization and contact mechanics of surfaces. how do you get mega rock in slap battlesWebIn addition, the present work reveals that the relative permeability depends not only on saturation but also on the two fractal dimensions, pore fractal dimension (at porosity … phoenix vegan festival 2022WebJan 1, 2011 · We consider the fractal media as special ("fractional'') continuous media. We discuss the possible experimental testing of the continuous medium model for fractal media that is suggested in [Phys ... how do you get mcc commands on sims 4WebThe proposed fractal dimension for tortuous streamtubes in porous media is expressed as a function of porosity and scale, and there is no empirical constant in the proposed … how do you get maxima and minima in physicsWebThis study describes a new mathematical approach to the relationship between mechanical properties (tensile modulus, ultimate strength, and strain), composition as well as structure of porous-filled reinforced composites. The composite system consisted of a polyurethane matrix, a rubber filler, and a small amount of polyethylene terephthalate as a … phoenix vest bull ridingWebFeb 1, 2012 · 1. Introduction. For porous metal materials, the shape and distribution of pore are similar in the microstructure to pores' in sandstone on earth and the pore-structure usually exhibits fractal character [1].Pore-structure is one of important factors to affect the properties of porous metal materials, but it is very difficult to describe the pore-structure … phoenix vertical screenWebYU, B., & LI, J. (2001). SOME FRACTAL CHARACTERS OF POROUS MEDIA. Fractals, 09(03), 365–372. doi:10.1142/s0218348x01000804 how do you get mc addons manager