Browsing by Type: "Article"

Now showing items 41-60 of 19480

    • Algorithm for alerting the unmanned aerial vehicle operator based on the image potential obstacle borders detection on the flight trajectory using the Open CV library 

      Stepanov, V. Y.; Hvitko, E. A. (БНТУ, 2018)
      The article describes several modifications of the obstacle detection algorithm on the flight trajectory of an unmanned aerial vehicle (UAV). First, we give an illustration of the problems on the example of the relief image on topographic maps and the essence of the relief image by horizontal contours. Then the conclusion is made about necessity of development of algorithm and ...
      2019-02-05

    • Algorithm for Control of Unmanned Aerial Vehicles in the Process of Visual Tracking of Objects with a Variable Movement’s Trajectory 

      Adnastarontsau, A. A.; Adnastarontsava, D. A.; Fiodortsev, R. V.; Katser, D. V.; Liavonau, A. Y.; Romanov, D. V.; Tcherniakovski, D. N.; Mikhailau, А. О. (БНТУ, 2021)
      The purpose of the research was to create an algorithm for determining and correcting the output parameters of the navigation module and the flight-navigation complex of unmanned aerial vehicles which provides control of an aviation gyro-stabilized platform with a multispectral optoelectronic system during flight and tracking various objects of observation. Principles of control ...
      2021-03-18

    • Algorithm of Investigation of Mashine Elements Natural Oscillations 

      Gromyko, O. V.; Gromyko, А. О. (БНТУ, 2002)
      Gromyko, O. V. Algorithm of Investigation of Mashine Elements Natural Oscillations / O. V. Gromyko, А. О. Gromyko // Современные методы проектирования машин. Расчет, конструирование и технология изготовления : сборник трудов первой Международной научно-технической конференции г. Минск, 11-13 декабря 2002 г. : в 3 т. / под общ. ред. П. А. Витязя ; редкол.: П. А. Витязь (пред.) [и ...
      2023-08-25

    • Algorithm of Plastic Concrete Crack Resistance is Calculation under Capillary Shrinkage Using Generalizing Criteria 

      Leonovich, S. N. (БНТУ, 2018)
      The method of concrete crack-resistance prediction at early age is developed at capillary shrinkage with use of approaches of fracture mechanics, which is guided by the concept of accumulation of defects in structure in the form of capillaries and cracks to their critical concentration of Cc. At the same time process at two stages is considered: on the first – process of formation ...
      2019-01-02

    • All-space existence and dispersion of athermal directions in monoclinic KY(WO4)2 

      Filippov, V.; Yumashev, K. V.; Kuleshov, N. V.; Pavlyuk, A. A.; Loiko, P. A. (Elsevier, 2014)
      The analytical expressions for thermo-optic coefficients, dn/dT, for “fast” and “slow” light waves propagating along the arbitrary direction in a biaxial crystal are derived. On the basis of these expressions, the all-space analysis of existence of athermal directions is performed for monoclinic and biaxial KY(WO4)2 at 1.03 μm. The calculations are performed for an arbitrary light ...
      2016-02-08

    • An Adaptive Maximum Power Output Sustaining System for a Photovoltaic Power Plant Based on a Robust Predictive Control Approach 

      Elzein, I.; Petrenko, Yu. N. (БНТУ, 2020)
      Photovoltaic power plants have non-linear voltage-current characteristic, with specific maximum power point, which depends on operating conditions, viz. irradiation and temperature. In targeting the maximum power, it is by far known that the photovoltaic arrays have to operate at the maximum power point despite unpredicted weather changes. For this reason the controllers of all ...
      2020-10-07

    • An Approach to Data Processing for the Smart District Heating System 

      Sednin, A. V.; Zherelo, A. V. (БНТУ, 2022)
      The article deals with the district heating systems transition to intelligent systems by developing a united information system and obtaining a high level of controllability of the en-tire system. During the implementation of automated control systems of district heating, a number of information tasks of the lower level are being introduced, including the data collection for ...
      2022-06-10

    • An Approach to Monitoring of Magnetic Parameters of Cores of a Chain of Spheres. Diagnostics of Different Chain’s Length and Core’s Radius 

      Sandulyak, A. A.; Sandulyak, D. A.; Gorpinenko, Y. O.; Sandulyak, A. V.; Ershova, V. A. (БНТУ, 2022)
      The basic structural elements of the magnetized granular medium (effectively used, in particular, in apparatus of thin magnetic separation) are granule chains (according to channel-by-channel model), in connection with which there is a need to detail the features of their magnetization. The purpose of the work is to develop and implement an approach to measuring magnetic (micro)flows ...
      2022-07-06

    • An expert system for new approaches for development concurrent design for assembly and manufacturing processes 

      Filonov, I. P.; Kourtch, L. V.; Daabub, А. М. (Технопринт, 2004)
      Filonov, I. P. An expert system for new approaches for development concurrent design for assembly and manufacturing processes / I. P. Filonov, L. V. Kourtch, А. М. Daabub // Машиностроение : республиканский межведомственный сборник научных трудов : в 2 т. / Белорусский национальный технический университет ; под ред. И. П. Филонова ; редкол.: И. П. Филонов (пред.) [и др.]. – Минск ...
      2023-02-24

    • Analysis of Efficiency of Research & Development Activities among Countries with Developed and Developing Economies Including Republic of Belarus while Using Method of Stochastic Frontier Approach 

      Zhukovski, I. V.; Gedranovich, A. B. (БНТУ, 2016)
      В статье исследуется вопрос оценки эффективности научно-исследовательской деятельности 69 стран мира с развитой и развивающейся экономикой с помощью метода стохастического анализа данных (Stochastic Frontier Analysis, SFA). В качестве входных показателей (ресурсов) для расчета эффективности использовали следующие индикаторы: количество ученых на один миллион населения, количество ...
      2016-12-08

    • Analysis of experience in application of programs for simulation of road accidents 

      Khodoskin, D. P.; Dubovik, K. V. (БНТУ, 2023)
      The growing motorization of society is a necessary condition for economic growth, innovative development and cohesion of the country. Unfortunately, this process also has negative side effects, for example, road traffic accidents due to existing deficiencies in the organization of traffic, driver errors, vehicle breakdowns or problems in road infrastructure that lead to financial ...
      2023-12-28

    • Analysis of Hydrogen Use in Gas Turbine Plants 

      Sednin, V. A.; Sednin, A. V.; Matsyavin, A. A. (БНТУ, 2023)
      Improvement of the efficiency of modern power systems requires the development of storage technologies, optimization of operation modes, and increased flexibility. Currently, various technical solutions are used for electricity storage. The results of a literary review with an analysis of existing energy storage systems are presented, their advantages and disadvantages are ...
      2023-04-26

    • Analysis of Illumination Generated by LED Matrices Distribution 

      Bogdan, P. S.; Zaytseva, E. G.; Baranov, P. O.; Stepanenko, A. I. (БНТУ, 2022)
      Сreation of indoor lighting systems with the possibility of changing its parameters in space and time is a promising direction within the framework of the intellectual environment system. The aim of this work was to create a methodology for calculating the illumination created by LED matrices which does not require the use of specialized software products and is adapted to the ...
      2022-04-06

    • Analysis of Implementation Effectiveness of Two Working Fluids Characterized by Different Viscoelastic Characteristics at Hydrodynamic Impact on the Borehole Bottom Zone 

      Kupavykh, K. S.; Kupavykh, A. S.; Morenov, V. A. (БНТУ, 2019)
      Combination of hydrodynamic impact on the formation with acid treatment may be seen as a promising direction in the field of well development and repair in complex geological conditions. With multiple repetition of hydraulic shocks in conjunction with the injection of acid solution, the depth and opening of cracks gradually increases, which contributes to a deeper penetration of ...
      2019-04-16

    • Analysis of precipitation kinetics of manganese and copper sulfides in interstitial free steels 

      Hong, M. H.; Choi, K. Y.; Marukovich, E. I.; Lebedinsky, Y. A.; Branovitsky, A. M. (БНТУ, 2010)
      Model of precipitation is based on classical theory of nucleation and growth with description of numeric methods for modeling. Now authors present numerical calculations of precipitation kinetics. In the beginning they repeat basic formulas of this model.
      2014-06-24

    • Analysis of Requirements and the Feasible Limit for Error Reduction in Two-Parameter Magnetic Determination of Steels’ Hardness 

      Sandomirski, S. G. (БНТУ, 2020)
      All measurements of mechanical properties of materials in the magnetic structural analysis are indirect and relationships between the measured parameters are correlated. An important physical parameter of steel is hardness. An increase in the correlation coefficient R and a reduction in the standard deviation (SD) are achieved when controlling the hardness of steels with two-parameter ...
      2020-09-18

    • Analysis of road conditions of operation of mining dump trucks in the Republic of Uzbekistan 

      Boikov, V. P.; Abdurazzokov, U. A.; Anvarzhonov, A. A. Ugli (БНТУ, 2023)
      In the Republic of Uzbekistan, the mining industry is an integral part of the economy. It is also suitable for JSC NMMC to produce more than 105 tons of gold, more than 700 thousand tons of silver, etc. This article analyzes the road conditions of operation of quarries in the Republic of Uzbekistan. Analyses show that the road conditions of quarry operation are heavy, which is ...
      2023-12-28

    • Analysis of the applicability of methods for predicting and assessing accidents at conflict sites in the transportation network and prospects for their development 

      Kapski, D. V.; Volynets, A. S. (БНТУ, 2023)
      Accident rate is one of the most significant losses in road traffic, as it affects each of the road users. Therefore, in order to reduce its level, it is necessary to develop a modern method of accident prediction, which would allow to accurately estimate the number of accidents and the severity of consequences not only by experimental data and survey results, but also by modelling ...
      2023-12-28

    • Analysis of the Problem of Electric Buses Charging in Urban Transport 

      Czerepicki, A.; Choromanski, W.; Kozlowski, M.; Kazinski, A. (БНТУ, 2020)
      The electric bus is an ecological means of transport. Its operation reduces the negative impact on the environment. The transition to electric urban transport is in line with the concept of sustainable development of the European Union and the Polish “Act on Electromobility and Alternative Fuels”. Today, on the streets of Polish cities, electric buses are increasingly replacing ...
      2020-08-04

    • Analysis of the State of the Road Traffic Safety in the Republic of Kazakhstan 

      Ibrayev, K.; Ibrayev, А.; Kapskiy, D.; Kot, Y.; Rybinskiy, А.; Bogdanovich, S. (БНТУ, 2019)
      The article presents the results of the study of the road traffic safety on the automobile roads of the Republic of Kazakhstan. We performed the analysis of the main indicators, specifying the state of the road traffic safety on the automobile roads of the republican significance of the Republic of Kazakhstan. In many regulatory acts, such as “The Priority Action Plan for Improving ...
      2019-12-06