Search Results - St - Petersburg State Polytechnical University Faculty of Civil Engineering

Simulation of non-stationary heat transfer processes in autoclaved aerated concrete-walls by Gorshkov, A.S., Rymkevich, P.P., Vatin, N.I.

“…This paper shows the influence of mortar joints on the thermal resistance of external walls made of autoclaved aerated concrete blocks. Due to the fact that…”
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Behaviour analysis of load-bearing aluminium members by Hirkovskis, A., Serdjuks, D., Goremikins, V., Pakrastins, L., Vatin, N. I.

“…Aluminium is one of the traditional structural materials. Structures made of aluminium alloys are widely used in the civil engineering for erection of new…”
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Comparative analysis of analytical solutions to the problem of truss structure deflection by Tinkov, D.V.

“…We have found new exact analytical expressions of the deflection of various plane truss structures and analyzed the existing ones. Truss deflections have been…”
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Properties of the wall structures made of autoclaved cellular concrete products on the polyurethane foam adhesive by Gorshkov, A.S., Vatin, N.I.

“…The article presents information on a test experiment for the construction of masonry fragments made of autoclaved cellular concrete products (AAC blocks) on…”
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Influence of building envelope thermal protection on heat loss value in the building by Vatin, N.I.

“…The research presents the calculations for the heat losses through the envelope of the apartment building. The calculations are provided for different levels…”
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The Assessment of Dynamic Behavior of Heterogeneous Systems taking into account Non-linear Viscoelastic Properties of Soil by Sultanov, T.Z., Khodzhaev, D.A., Mirsaidov, M.M.

“…The paper reviews in detail the modern state of the calculation problem for non-linear rheological properties of soil in making an assessment of the…”
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Modification of the cast concrete mixture by air-entraining agents by Vatin, N. I., Barabanshchikov, Yu.G., Komarinskiy, M. V., Smirnov, S.I.

“…The paper investigates the combined effect of superplasticizer based on the naphthalene lignosulfonate and the air-entraining surfactant agent on the fluidity,…”
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Experimental research and finite element analysis of elastic and strength properties of fiberglass composite material by Nekliudova, E A, Semenov, A S, Melnikov, B E, Semenov, S G

“…This work is devoted to the research of the strength and elastic properties of the laminated fiberglass composite. Experiments were performed on tension and…”
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Specifics of surface runoff contents and treatment in large cities by Chechevichkin, V N, Vatin, N I

“…The degree of surface runoff pollution in large cities has been assessed in modern conditions in the case study of production sites of St. Petersburg…”
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The influence of clay additives in Portland cement on the compressive strength of the cement stone by Gaifullin, A.R., Rakhimov, R.Z., Rakhimova, N.R.

“…The introduction of mineral additives to binders, especially to Portland cement, is one of the promising trends for solving the resource and energy saving…”
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Modeling a set of concrete strength in the program ELCUT at warming of monolithic structures by wire by Dudin, M. O., Vatin, N. I., Barabanshchikov, Yu.G.

“…Monolithic construction in winter faces problems of developing concrete strength at the negative ambient temperature. In order to provide the required…”
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Energy efficiency of the Rural Wall multi-layer structure in lowrise building design by Golova, T A, Denisova, A P

“…This paper presents the study on energy efficiency of various wall design solutions and a new multi-layer wall design for low-rise construction as well as the…”
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Improvement of shear strength design of a road structure. Part 1. Deformations in the Mohr – Coulomb plasticity condition by Aleksandrov, A.S., Kalinin, A.L.

“…The article presents the Mohr - Coulomb plasticity condition modified by incorporating a third parameter depending on sample axial deformation value for which…”
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A diagram method of describing the process of non-stationary heat transfer by Gorshkov, A.S., Rymkevich, P.P.

“…Heat transfer through the exterior building envelope in real operating conditions is always unsteady. However, in practice, in most cases, steady-state heat…”
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Optimization of frame structures with possibility of emergency actions by Serpik, I N, Alekseytsev, A V

“…The purpose of the research was to develop the method for optimizing the plane steel frames on the discrete sets of parameters with possibility of emergency…”
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Variational formulations for non-linear problems with independent rotational degrees of freedom by Lalin, V.V., Zdanchuk, E.V., Kushova, D.A., Rozin, L.A.

“…We consider the geometrically and physically nonlinear theory of elastic rods (Cosserat - Timoshenko rods) and the elastic Cosserat medium. These theories…”
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Finite element models for the analysis of nonlinear deformation of shells stepwise-variable thickness with holes, channels and cavities by Solovei, N.A., Krivenko, O.P., Malygina, O.A.

“…The method of solving static problems of nonlinear deformation, buckling, and postbuckling behavior of thin elastic inhomogeneous shells is based on the…”
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Assessment of stress-strain state of earth dams with allowance for non-linear strain of material and large strains by Mirsaidov, M M, Sultanov, T Z

“…The paper presents results of studies on the dynamic behavior and stress-strain state of high earth dams with allowance for non-linearly viscoelastic…”
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Compressive strength of concrete with millet husk ash (MHA) as a partial replacement for cement by Auta, S. M., Shiwua, A. J., Tsado, T. Y.

“…A study of compressive strength of concrete with millet husk ash (MHA) as partial replacement for ordinary Portland cement (OPC) is presented. The strength…”
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Modelling of directed polymers deformation processes based on the description of the kinetics of supramolecular structures separated by energy barriers by Gorshkov, A S, Makarov, A G, Romanova, A A, Rymkevich, P P

“…Polymers consisting of long chain macromolecules with the preferred position of its axes along certain directions are in the oriented state. Oriented polymers…”
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