Herega A. Genesis of structure and properties of the building composites. Computer simulation

Українська версія

Thesis for the degree of Doctor of Science (DSc)

State registration number

0511U000521

Applicant for

Specialization

  • 05.23.05 - Будівельні матеріали та вироби

31-05-2011

Specialized Academic Board

Д 41.085.01

Odessa State Academy of Civil Engineering and Architecture

Essay

Object of research: the impact of processes on heterogeneous materials as a way to transform their properties. Purpose: the creation of scientifically based methods of computer simulation of self-governance structure for the properties of construction materials. Methods: simulation and mathe-matical modeling of synergistic processes of cluster formation, Monte Carlo method to study the kinetics of the formation, structure and properties of percolation clusters, an advanced R / S - method; multifractal formalism Renyi. Results. Theoretically grounded and explored ways and methods of quantitative analysis of self-organization. The theoretical understanding of the mechanisms of genesis of building materials. Proposed -criterion, which allows determining the type and characteristics of formed clusters. A method for quantitative analysis of interaction between flow and structural elements of triboactivator. Proposed and studied a mathematical model of the mechanical activation of mineral binders in the two-phase flow triboactivator. The technique of computer studies of fractal objects, stochastic processes and their artifacts. Novelty. A computer simulation of the kinetics of morphological transformation of percolation clusters of internal borders, the model of the force field many-scaled network interior boundaries, the regularities and the mechanism of formation of local residual strain in concrete; obtained and studied patterns of cluster formation processes in the two-phase flows in a centrifugal force, developed quantitative methods predicting the structure and proper-ties of clusters, the patterns of chaotic processes in a three-level triboactivator, built a stochastic mathematical model of a three-level system with an arbitrary law of interaction and obtain regularity of cluster formation processes in composite building materials and studied characteristics of cluster systems, a theorem on the interaction between objects of arbitrary forms at finite distances. Imple-mentation. Thesis results are used in the design and manufacture of concrete, the manufacture of building blocks in the learning process.

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