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Посмотр № 3 (126) 2021 по названию

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    • On the issue of increasing the reliability of determining the modulus of the general soil deformation 

      Huts, Ilya Dmitrievich; Nikitenko, Mikhail Ivanovich (BrSTU, 2021)
      The reliability of determining the modulus of general soil deformation directly affects the forecast of the final foundation settlement. Since the calculation of the 2-group ultimate conditions of the foundation bases is crucial in determining the size of the foundations, the solution of this issue ...

      2021-12-03

    • Optimisation of the design of the basic elements of the bearing system of a heavy CNC machining centre 

      Gorbunov, Victor Petrovich; Trofimchuk, Artem Sergeevich (BrSTU, 2021)
      By the example of a three-dimensional model of the bearing system of a heavy multipurpose CNC machine, the influence on the deformation displacements of the structural design of the basic elements, the location of the supports is considered, which made it possible to identify weak points in the structure ...

      2021-12-03

    • Rain surface runoff modeling using cellular automaton 

      Volchak, Aliaksandr Aliaksandrovich; Kostiuk, Dmitriy; Petrov, Dmitriy; Sheshko, Nikolay Nikolaevich (BrSTU, 2021)
      The numerical solution of a system of two-dimensional shallow water (Saint-Venant) differential equations in partial derivatives for modeling the dynamics of surface runoff using digital elevation models obtained by laser altimetry leads to a significant increase in the computational load on the ...

      2021-12-03

    • Research of dynamic characteristics of power transfers by frictional type flexible link 

      Bakhanovich, Alexander Gennadevich (BrSTU, 2021)
      Functioning of power transfer by flexible link of frictional type in conditions of a dynamic loading is theoretically described. Small motions of power transfer by flexible link of frictional type which allows to forecast unstable transfer operating modes are presented. Experimental research in the ...

      2021-12-03

    • Research of rigidity of tootheds of the toothed belt in conditions of the dynamic loading 

      Bakhanovich, Alexander Gennadevich (BrSTU, 2021)
      The article results of experimental researches of rigidity of tootheds of a toothed belt within the limits of zones of a deficient profile gearing are presented by transmission of capacity.

      2021-12-03

    • Robustness assessment of precast reinforced concrete structural systems in an accidental design situation 

      Tur, Victor Vladimirovich; Tur, Andrey Viktorovich; Lizahub, Aleksandr Aleksandrovich (BrSTU, 2021)
      The article presents the simplified implementation of the method of alternative load paths based on the energy balance approach. This method should be used to checking the global resistance of a damaged structural system after the occurrence of an accidental event. It is necessary to provide (reserve) ...

      2021-12-03

    • Service life prediction’s algorithm: loading, carbonization, chloride aggression 

      Shalyi, Evgeny Evgenievich; Leonovich, Sergej Nikolaevich; Budrevich, Nelly Anatolyevna (BrSTU, 2021)
      Corrosion reinforcement marine hydraulic structures due to chloride aggression and carbonization of concrete leads to a sharp decrease in the safety of the structure. The steel reinforcement will be subjected to a so-called depassivation process, once the chloride concentration on surface exceeds a ...

      2021-12-03

    • Some remarks about chemical prestressing of FRP reinforce-ment 

      Tur, Victor Vladimirovich (BrSTU, 2021)
      In last years has been observed a new wave of interest in the research and practical use of self-stressing concrete, now in combination with various types of non-traditional reinforcement. One of the widely used types of these reinforcements is FRP bars and long fibers (textile). We connect the major ...

      2021-12-03

    • Spatial development of territories: cross-border aspect 

      Zazerskaya, Victoria Vasilievna (BrSTU, 2021)
      The work assesses innovative processes as the basis of spatial development of territories. Activating innovative processes that contribute to the development of regions. The characteristics of forms and factors of cross-border cooperation are given. The transport industry and construction have been ...

      2021-12-03

    • Stabilization of logistics functions in the risk management of regional logistics systems on the principles of the international standard 

      Nebelyuk, Victoria Vadimovna; Shishko, Elena Leonidovna (BrSTU, 2021)
      The issues of stabilization of logistics functions in the risk management of regional logistics systems are based on the principles of the international standard. Logistics functions are presented as special management functions. The stages and components of the monitoring system of the logistics ...

      2021-12-03

    • Statistical assessment of the runoff time series homogeneity of the rivers in Belarus 

      Volchak, Aliaksandr Aliaksandrovich; Sidak, Svetlana Vasilievna; Parfomuk, Sergei Ivanovich (BrSTU, 2021)
      The article considers the need to evaluate the homogeneity of hydrological series using several statistical criteria, since the effectiveness of methods for testing homogeneity depends on the distribution of data. In addition to the officially recommended statistical parametric Student and Fisher ...

      2021-12-03

    • The research into thermal and energy characteristics of a plasmаtron for obtaining hydrogen low temperature plasma 

      Verameychyk, Andrei Ivanovich; Onysko, Sergey Romanovich; Sazonov, Mikhail Ivanovich; Khvisevich, Vitaly Mikhailovich (BrSTU, 2021)
      The article presents the results of experimental research of voltampere characteristics, thermal fluxes into the plasmatron elements, electrode erosion, thermal efficiency of a hydrogen plasmatron in the wide range of parameters. Has been developed an original construction of a plasmatron for obtaining ...

      2021-12-03

    • The strength and deformability of the large-format porous ceramic blocks masonry under shear 

      Derkatch, Valery Nikolaevich (BrSTU, 2021)
      The article presents the results of experimental studies of shear strength, shear modulus and the limit value of the angle of shear deformations of masonry made of porous ceramic blocks with groove connection system of vertical joints. Studies of these parameters were carried out by the method of ...

      2021-12-03

    • The tribotechnical characteristics of diamond-like coatings formed by hybrid technology 

      Chekan, Nikolay Mikhailovich; Auchynnikau, Evgeny Vitalievich; Eysimont, Evgenia Ivanovna; Khvisevich, Vitaly Mikhailovich; Verameychyk, Andrei Ivanovich; Kolynov, Denis Sergeevich; Kostyukovich, Gennady Alexandrovich (BrSTU, 2021)
      The use of low temperatures to improve the performance of steel products is a widely used technology in mechanical engineering. Another direction of increasing the efficiency of machine parts and mechanisms is the creation of thin-layer systems using vacuum technologies. The combination of these ...

      2021-12-03

    • The use of artificial neural network models in the acoustic diagnostics of multi-shaft gear drives 

      Parfievich, Andrey Nikolaevich; Sokol, Victor Alexandrovich; Neroda, Mikhail Vladimirovich (BrSTU, 2021)
      The article considers the possibility of diagnosing a multi-shaft gear mechanical system based on the analysis of an acoustic signal using artificial neural network models on the example of the speed box of the SN-501 lathe. A sufficiently high efficiency and accuracy of detecting a local defect of ...

      2021-12-03