Vetokh O. The architectural control of the structures and properties of foam concrete based on the processes of activation and self-organization

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0415U001884

Applicant for

Specialization

  • 05.23.05 - Будівельні матеріали та вироби

15-04-2015

Specialized Academic Board

Д 41.085.01

Odessa State Academy of Civil Engineering and Architecture

Essay

The object of research - physical models of composite building materials and non-autoclaved set concrete; the goal is to control the nature of the structure and to obtain foam with predictable properties; methods - standard methods regulated DSTU for determination of physical and mechanical characteristics of the basic materials, as well as foam. Applying the method of quantifying the nature of changes in the structure of models of composite construction materials; results - are shown and confirmed that the physical and mechanical properties of composite building materials of macro porous structure depend on the geometry of the structural elements and the length of the internal interfaces. Experimentally confirmed the presence of self-oscillations in solidifying the cement stone and foam concrete mix. On physical models of composite materials based on mineral binders using digital photos and computer technology, to study the effect of prescription factors on changes in structural parameters, such as length of internal interfaces, the CDF area, the area of the solid phase, the number of structural elements. The effect of different types and modes of activation of both raw materials and foam concrete mix to change the strength of the foam. Built complex of polynomial models of the theological properties of foam concrete mix and the basic properties of foamed concrete. The technological scheme and recommendations for the production of foam non-autoclave curing pre-activation of the mix; introduced - the results of developments embedded in LLC "21 century" (Odessa) in the manufacture of building blocks of non-autoclave foam. According to the recommendations made 4000 m3 of products.

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