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  • Use of methods of optimum stochastic control for the solution of a problem of initial orientation of the inertial navigation system at diagnostics of a transport and operational road condition

    The problem of synthesis of management by spatial orientation of GSP realized in real scale, its spatial situation providing high-precision definition in conditions of action of hindrances is considered.

    Keywords: the inertial navigation system, the gyrostabilized platform, optimum control

  • About temperature stresses in concrete revetments

    The problem of temperature stresses in revetments of concrete plates taking in the account various conditions of temperature impact is considered. Contact conditions for various friction coefficient are considered. The simulation is made using finite element method in Ansys © software. The examples of exact simulations for stress fields are given for different parameters of problem

    Keywords: temperature stresses, concrete plate, finite element method

  • Information supporting of the company's development strategy

    Problems of theoretical issues of information supporting of the company's development strategy mechanism forming are considered. Its structure and elements reveals. The theoretical justification for the planning of the information supporting of the development strategy system through the treatment of the parameters of the environment, strategic indicators and areas of strategic decisions interaction is held. Using the principle of activity continuation is considered from the point of view of the forming of the system of accounting, control and analytical supporting for the processes of strategic management, development, implementation and adjustment of the development strategy, evaluation of its performance. Attention is given to the working out and using in strategic accounting, control, analysis and forecasting of derivative balance sheets system. We consider the nature, value and structure of strategic derivative balance sheets, their possible use in information supporting of the company's development strategy.

    Keywords: strategy, strategic management, information supporting of the strategy, strategic accounting, derivative balance sheets, strategic derivative balance sheet, net assets, net sources.

  • Neuronetwork models in research problems construction designs

    The return coefficient task of determination of properties of a construction design by means of the device of neural networks is considered. As model the neural network in the form of a polutorasloyny predictor with possibility of iterative accumulation of volume is taken. Each subsequent step connected with addition of a new stream of neurons, is carried out only after training of the previous stream. Coefficients of synoptic communications pay off with the help of procedure of the return distribution from a condition of a minimum of function of an assessment. Algorithms of the solution of direct and return problems of multidimensional approximation are developed.

    Keywords: neural network, approximation, synoptic communications, return distribution, construction designs

  • Simulation of theprognosis andimprove the reliability ofthe ventilation systems

    he urgency of determining the reliability as the main criterion for the reliability of ventilation systems. The approaches to the determination of the reliability of the ventilation system, the criteria for estimating the parameters of their work, the model of the process of prognosis and improve the reliability of the ventilation systems. Therefore, to quantify the reliability of ventilation systems proposed an approach based on the analysis and evaluation of the physical premises of failures.

    Keywords: Reliability, mechanical, exhaust, ventilation, technical, system reliability

  • Design of hotels for the climatic conditions of the mountains and foothills of Southern Russia

    Recommendations are given for the decision of the master plan , space planning and architectural design hotel, located in the mountainous regions of Southern Russia. Cost-effective compact centralized schemes in terms of the relief is difficult to use , so it is possible to use the blocked cells or housing related short covering pedestrian connections. In the design and orientation of the residential floors of hotels to consider an overview of the numbers of interesting species. In the design of the hotel at the foot of a steep slope is advisable to use the gallery schematic layout of residential floor gallery and orient the unfavorable shaded side of the building . When equal landscape conditions, you can use a corridor plan structure with the location of the rooms on either side. For hotels located in mountainous areas, is characterized by two main approaches to their architectural solutions : contrast harmonic landscape or merge with them.

    Keywords: hotel, hotel architecture, design hotels, mining and recreational complexes, hotel for relief, terraced hotel, South Russia

  • The structure and main design principles of space-graphic elements of the Museum exposition

    In the field of the Museum exposition design in Russia and abroad considerable experience has accumulated. However currently we can state the absence of a comprehensive approach to create a coherent exposition system Exhibition – exhibition space. In this scientific article we formulated the concept of Space-graphic element. We have identified the structure, types and variants of use of space-graphic elements, as a special category of exposition tools in exhibition spaces. We have identified the main technical and compositional principles of space-graphic elements design. The use of those principles will allow organizing a coherent unity system Exposition – exhibition space. Concept of space-graphic elements is useful in the development of Museum and exposition activity.

    Keywords: Space-graphic element, Museum-exhibition space, exhibition, principles of design, modularity, transformation, interactivity, integrity, structure, consistency

  • Possibilities of nonmetric digital cameras in ground-based photogrammetry

    One of the main advantages of digital imaging - the ability to create highly informative models of studied objects and terrain , which is achieved by the use of vector graphics primitives , as in the image plane and in the space of the stereo . Digital photogrammetry is available for many sectors of the economy , as does not require expensive equipment. However, the accuracy of the decided tasks affects the fact that the digital photographs have lower depictive properties and informativeness, with their comparison with the photographs, furthermore for their working large computational power be required.  Under the contemporary conditions ground-based stereophotogrammetrical survey, with the smaller cost of operation, allows rapidly, and also in the regime “real time”, to obtain the large volumes of information about the object being studied .

    Keywords: Photogrammetry, digital image, digital cameras, ground-based stereophotogrammetrical survey, the calibration

  • Complex approach to the mode of conservative scalping trading system

    A comprehensive analysis of the trend indicators moving averages (simple – MA, exponential – EMA moving average convergence-divergence – MACD). Used data from the site of Forex (FX) for the period from 21 July to 21 October, 2013. Computing scheme is implemented in the mode of conservative scalping trading system unveils new profitable intraday trading system for the forex market Forex.

    Keywords: Trend indicators, moving Average, simple average, exponential Moving Average, moving average convergence-divergence, trend, short-term trend, period, a short period, long period, conservative scalping.

  • Formation of organizational and technical building systems, repairs of buildings and structures (for example heat and power companies)

    Considered the organizational and technological systems in monolithic housing construction as the elements of the organization and management of the construction of production. Offered a choice of variability of the production apparatus , determine the most effective scheme of the system organization monolithic construction . It is recommended the formation of a number of consecutive and concurrent source OTSS interconnected unity of purpose , time and place of the action. Developed of activities that provide improved use of construction equipment.

    Keywords: organization, technology, building systems, modeling, research, quality, communication, production, operation

  • Technology and design of ceramic bricks with decorative polymer covering effect degrades

    The article deals with contemporary technology of decorating the front surface of the ceramic brick - the coloring of the polymer powder coatings, as well as the ability to create on the surface of the stretcher and degrade the visual effect of variations of the original brickwork of the brick.

    Keywords: Brick, powder paints, degrade, design, polymer coating

  • Physico-chemical study of micro-and macrostructure hard concrete compression damping with the addition of ash microspheres

    The results of physico-chemical studies of micro-and macrostructure of fine-grained concrete hard pressing, used for making bread products for pavements . To improve the quality indicators ( bending moments ) in the fine-grained concrete mixtures were introduced damping additives such as ash microspheres - component slag mixtures . The essence is the replacement of the dense grain mixture with an equal volume of mineral supplements. Ash microspheres have a reduced strength and modulus . Of interest are preserved particles of hollow spheres of additive used , they are responsible for the effect of branching cracks. For experimental studies the author has developed a special method for determining the persistence of particles of ash microspheres after exposure compacting pressure. The quantitative ratio between the phases and composition of the mineral phase were determined by X-ray diffraction and optical microscopy.

    Keywords: fine-grained concrete, hard pressing, components slag mixtures, ash microspheres, petrographic analysis, damping additives Derivatogram, diffraction, sample cylinders

  • About asymptotic analysis of wave fields in layered-inhomogeneous environments

    The application of asymptotic analysis method for displacement fields in environment is considered on the basis of special representation of motion equation solutions for multilayered half plane in the case of steady vibrations. The large parameter in suggested research method is distance from force source to supposed view point with glance of wave re-reflection from layer boundaries. The results of numerical simulation is given and the conclusion about the effectiveness of suggested method for construction of asymptotic expansion is given.

    Keywords: Asymptotic expansion, Fourier integral, multilayered environment

  • About the question of deformability flexural elements of heavy concrete with the location carbon fiber and composite reinforcement in two rows

    The article discusses issues related to the study of the influence on the deformability of concrete beams of heavy concrete reinforcing steel to replace the carbon fiber arranged in two rows. Found that delamination of the composite beams with reinforcement throughout the range of loads up to 46-54% compared with the reference.

    Keywords: concrete, steel, carbon-fiber reinforcement, test samples, strength, steps of loading, deformability, cracking, load level

  • About the strength of beams of heavy concrete using steel, carbon fiber and combined reinforcement located in two rows

    The article discusses issues related to the strength of the normal sections of reinforced concrete beams in which the steel reinforcement is completely or partially replaced by a carbon fiber rod arranged in two rows. Found that the strength of these beams is only 13% higher than that of the reference.

    Keywords: concrete, steel, composite reinforcing, test samples, strength, failure modes, load level

  • Calculation of strength of structures under breakaway

    Discusses the calculation of stress-strain State of glued structural sheathing to the test to determine the calibration of the test stand

    Keywords: Finite elements method, Stress concentration, Skin, Test, Prediction.

  • Formation of organizational and technical building systems, repairs of buildings and structures (for example heat and power companies)

    The article  consider the problem of managing the operational reliability of thermal energy complex enterprises. To improve the efficiency of the organization of repair and reconstruction work will form the organizational and technical building systems. Simulation of complex organizational and technical building systems allows to find effective organizational and technical solutions, as well as to predict their possible development in a variety of situations, the probabilistic nature.

    Keywords: operational reliability, organizational and technical building systems, modeling.

  • Determination of the roughness and Chezy’s coefficients for calculating wastewater networks in conditions to reduce the cost of wastewate

    In conditions of reduction of the costs of wastewater actual value of the minimum speed and current case does not provide the required conditions of self-purification of networks. The studies conducted on the silt areas of current collectors of various diameters made of various materials with the purpose of determining the resistance of precipitation in the trays pipes.
    Describes the methodology and instruments of research. The data obtained allowed with sufficient certainty have established roughness coefficient bottom sediments of sewers.   

    Keywords: drainage network, the rate of self-purification, sewer, roughness, bottom sediments.

  • History of aerated concrete

    An article about the history of the building material (aerated concrete), its composition, properties, applications. It describes the achievements of scientists in the field of gas-concrete products, which contributed greatly to the development of the construction industry around the world.

    Keywords: concrete, blowing agent, structure, cement, plaster, foam, perhydrol.

  • About the effectiveness of a comprehensive warm concrete and hot water curing of concrete

    The article is devoted to the production of thermal efficiency of reinforced concrete construction. A complex technology and keeping warm concrete oformovannyh items in hot water, which reduces the cost of processing products.

    Keywords: Concrete, hot concreting, water curing, temperature, energy

  • The propositions about the use of inertia conveyors while making concrete (cement-sand) cushions in the buildings with prepared and built-up roofings

    The authors ground the expediency, prove the effectiveness and give an account of the basic points of rational technical decision about the use of a new resource-saving technology of inertial conveyor feeding of concrete mix and cement-sand grout to the point of placement while making concrete (cement-sand) cushions in the buildings with prepared or built-up roofings.

    Keywords: roofing, concrete (cement-sand) cushions, concrete mix, concrete mix feeding, inertia conveyor, cost per unit of labor

  • Logistic organization of complex development of mass housing low construction

    In our country creation of country housing real estate was slowed down due to the lack of necessary infrastructure, and also high level of cost at its creation. The main factor promoting development of mass low housing, existence of the corresponding infrastructure and necessary communications, and also in certain cases objects of social infrastructure is.
      It is impossible to forget and the problems arising by consideration of potential of development of low housing: infrastructure dilapidation; small number of free land fund; complexity of preparation of infrastructure of the territory; difficulties in search of financial resources; small susceptibility of branch to innovative processes.
      The scientific logistic model of the organization of the mass low housing construction, considering creation of necessary objects of infrastructure for building is offered. Now need of strategically planned coordination of business and the state is the only way to the solution of infrastructure and other tasks connected with development of low housing construction from developers and builders.

    Keywords: housing, innovations, infrastructure, low, model

  • Features of the feasibility study on organizational and technological design of reconstruction

    In recent years reconstruction of buildings and constructions became one of the main directions in the field of construction. Considering that at reconstruction capital investments it is significantly less, and payback is higher, than at new construction, the share of capital investments in reconstruction will increase.
    It is necessary to apply intensive methods of repair and reconstruction of buildings and constructions as one-time costs of reconstruction and repair there are less than one-time costs of new construction in construction production. Considering a significant amount of the factors significantly influencing the organization of construction at reconstruction of buildings and constructions, previously before development of organizational and technological documentation it is necessary to prepare the list of the data necessary for the organization of construction works and to make their analysis which concerns the analysis of projects and the territory of a building site, including situational plans.

    Keywords: reconstruction, specifics of the organization, factors, systematization, analysis, feasibility study

  • Measurement of electric resistance lived control cables with bridges DC

    Damage control cables in electrical phenomenon is quite common. To prevent cable replacement great lengths in serviceable there is a way to repair it, previously requiring a definition of the place of damage. In this case, you must apply a number of methods to determine the place of circuit lived or their place of breakage. In this case, knowing the resistivity lived control cable can be determined by bridges DC. Methodology and methods of measurement of resistance lived control cables are discussed further in the article.

    Keywords: Bridge DC, shops resistance, the sensitivity of the bridge

  • Studying intense the deformed condition of the soil massif and mutual influence of underground designs of existing and again erected constructions in a coastal zone of seaport of Taman

    Features of a site of construction of constructions of seaport of Taman are considered. The settlement scheme of influence of new construction of point of loading on an existing complex of tanks is proved. The final and element model of a coastal zone with an arrangement of underground designs of existing and port constructions under construction is constructed. Results of calculation intense the deformed condition of the soil massif and construction designs are given.

    Keywords: the pile bases, the soil basis, modeling, a deposit, intense the deformed condition.