Magazine of Civil Engineering, №8(26), 2011
Building materials and units. Building walling. Energy efficiency of buildings


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Дополнительное образование по направлению Строительство

Журнал Гидротехника

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Development of master programs“Engineer-economist in the Energy and Sustainable Development

Development of master programs“Engineer-economist in the Energy and Sustainable Development” (rus)

This issue of Magazine of Civil Engineering comes out in the framework of TEMPUS-2008-FR-JPCR project and is funded by it. Energy efficiency and energy saving are the areas, included in the TEMPUS program.
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Theoretical basis of heating, gas supplying and ventilation

Theoretical basis of heating, gas supplying and ventilation (rus)

On the 23th-24th November of 2011 in Moscow State University of Civil Engineering, the IV International Scientific Conference "Theoretical Foundations of heating, gas supplying and ventilation" took place. This time the forum was devoted to the several important anniversaries.
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Problems of modern concrete and reinforced concrete

Problems of modern concrete and reinforced concrete (rus)

On the 9th-11th of November of2011 in Minsk, Belarus, the III International Symposium "Problems of modern concrete and reinforced concrete", organized mainly by the Republican Unitary Enterprise "Institute BelNIIS", took place. The conference was attended by representatives not only from Belarus and CIS countries, but also from the European Union and North Africa.
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The estimation of enclosing structures edge zones influence on thermal performance and energy efficiency of buildings

The week of science in the State Politechnical University (rus)

During 5-10 of December the annual International Scientific Conference “Science Week STU” took place in Saint-Petersburg State Polytechnical University. This year's conference was the 40th.
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HEAT ENGINEERING
The estimation of enclosing structures edge zones influence on thermal performance and energy efficiency of buildings

S.V. Korniyenko
The estimation of enclosing structures edge zones influence on thermal performance and energy efficiency of buildings (rus)

The purpose of the given work is an estimation of edge zones influence on a thermal performance and energy efficiency of buildings. The design procedure of energy parameters of a building for the heating period realized in the computer program is developed.
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Frost-protected shallow foundation: work in seasonally-freezing through grounds, practice of thermal calculation

V.V. Veselov, V.A. Belyakov
Frost-protected shallow foundation: work in seasonally-freezing grounds, practice of thermal calculation (rus)

The article focuses on a technique of solving the nonstationary and nonlinear problem of freezing/thawing of soil in a 2D target setting, using software based on the finite-element method. The COSMOS/M package from Structural Research & Analysis Corp. is used as an example.
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 MATERIALS
Foam concrete of certain average density for thermal insulation of attic floors

A.N. Ivanov, М.А. Тrеmbitskiy
Foam concrete of certain average density for thermal insulation of attic floors (rus)

For producing foam concrete with required physical and mechanical properties we have developed a calculation-experimental method. This method is based on the manufacturing sequence of eight operations.
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Composition and properties of foam glass crystal materials from compound of broken glass and high calcium slag

D.G. Portnyagin, Yu.V. Selivanov, V.M. Selivanov, A.D. Shiltsina
Composition and properties of foam glass crystal materials from compound of broken glass and high calcium slag (rus)

The aim of this work is to decrease the consumption of broken glass shortage for obtaining heat insulation materials on its base. The results of research of composition and properties of foam glass crystal materials from compounds of broken glass and high calcium slag are shown.
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The use of Norilsk region’s sulfur and hes ash for hydraulic engineering and reconstruction

N.V. Lichman
The use of Norilsk region’s sulfur and hes ash for hydraulic engineering and reconstruction (rus)

Comparative characteristics that identify preferential parameters of sulfur concrete with respect to cement concretes are presented. Also the possibility of using technical sulfur and compositions based on it in hydraulic engineering as an anti-screen were investigated.
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A silicate brick in external walls constructions of apartment houses: condition analysis, durability forecast and methods of its increasing

V.V. Babkov, N.S. Samofeev, A.Ye. Chuykin
A silicate brick in external walls constructions of apartment houses: condition analysis, durability forecast and methods of its increasing (rus)

In the given work the structure of silicate brick is analyzed, questions of a technical condition, the forecast and ways of prolongation of a residual operational resource of external walls of buildings on the basis of a silicate brick of construction 40 - 70 уеаrs are considered.
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 STRUCTURES
Autoclaved aerated concrete masonry with external insulation. Features of moisture conditions during the initial period of operation

G.I. Grinfeld, P.D. Kuptaraeva
Autoclaved aerated concrete masonry with external insulation. Features of moisture conditions during the initial period of operation (rus)

In this article the features of the initial period of operation on an example of aerated concrete are defined. Basic advice on the accounting features of the initial period of operation of autoclaved aerated concrete structures with external insulation are given.
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Hydraulics of natural convection flows in building walling with air gap

M.R. Petrichenko, M.V. Petrochenko
Hydraulics of natural convection flows in building walling with air gap (rus)

Natural convection flow in vertical flat ducts with heated face is used to intensify the transfer in technical systems, such as ventilated gaps of facade designs. The aim of this work is evaluation the average speed of natural convection air flow in vertical parallel-plate duct with different temperature of walls.
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Ventilated facade systems classification. Influence of ”Thermal bridges” on their heat-resistant characteristics

A.M. Protasevich, A.B. Krutilin
Ventilated facade systems classification. Influence of ”Thermal bridges” on their heat-resistant characteristics (rus)

In this article the ventilated facade system thermal insulation structures were analyzed. On the basis of field and laboratory researches a classification system is proposed. External walls heat transfer resistance calculations of a real object with a vented insulation system were carried out.
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 CALCULATIONS

A.Yu. Kurenkova, A.V. Kuzmenko, O.M. Kurenkova
The formula of double-glazed window in high-rise buildings (rus)

The purpose of this article is to adapt the European method of glass unit calculating taking into account short-term loads during installation and construction loads occurring during the operation of the building.
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The finite elements for design of building walling made of thin-walled beams

V.V. Lalin, V.A. Rybakov
The finite elements for design of building walling made of thin-walled beams (rus)

In the article the first development cycle of a numerical method creating is considered – creating of the matrixes of the inflexibility of thin-walled finite elements of various types using the semisheared theory (by V.I. Slivker) – depending on a way of approximation of deformations functions (torsion and warping).
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