Browsing Материалы сборника по статьям by Title
Now showing items 21-40 of 49
-
Модели взаимодействия колеса с опорной поверхностью в продольной плоскости
(БНТУ, 2007)The paper discusses the widespread state-of-the-art statical and dynamic models of contact tyre/surface interaction for friction coefficient determination and simulation. Developing the existing procedures, the fuzzy and neuro-fuzzy models of friction coefficient recognition are proposed. The simulation results are given for models under discussion with a subsequent analysis.2020-06-01 -
Нагруженность кузова вагона при транспортировке сыпучих грузов
(БНТУ, 2007)Methods of computer simulation solve a problem of loading of a body of a bunker coach by a granular body. Different alternatives of exposition of behaviour of a material of granular medium surveyed.2020-06-01 -
Напряженное состояние кольцевой трехслойной пластины при изгибе на упругом основании
(БНТУ, 2007)Bending of ring sandwich plate with light filler lying on elastic foundation is considered. For the description of kinematics of package with asymmetrical thickness the broken normal hypothesis was accepted. Reaction of foundation was described on the base of Winkler’s model. Combined equations of equilibrium and analytical solutions via displacement were received. Numerical ...2020-06-01 -
Некоторые аспекты проектирования гомогенных плазмохимических конверторов
(БНТУ, 2007)Цыганов, Д. Л. Некоторые аспекты проектирования гомогенных плазмохимических конверторов / Д. Л. Цыганов // Теоретическая и прикладная механика : международный научно-технический сборник / Белорусский национальный технический университет ; редкол.: А. В. Чигарев (пред. редкол.). – Минск : БНТУ, 2007. – Вып. 22. – С. 140-148.2020-06-01 -
Некоторые свойства интегральных вейвлет-преобразований
(БНТУ, 2007)Results of the investigation integral wavelet transforms are given. Acting and boundedness conditions for the integral wavelet transforms with compact support are obtained. Theorems of an inversion of the integral wavelet transform in the space of square-summable functions and the pointwise convergence of the inverse wavelet transform under Dini condition are stated.2020-06-01 -
Об устойчивости положения равновесия вводимого протеза при реконструкции среднего уха
(БНТУ, 2007)The reconstructed middle ear consisting of a thin annular plate made from cartilage, the intact stapes, and a T-type prosthesis replacing the malleus-incus chain is considered. The first problem is to calculate the initial pretension that can be generated by prosthesis longer than the distance between the stapes head and the eardrum. The second one is to investigate possible ...2020-06-01 -
Обучение студентов использованию Mathcad в профессиональной деятельности
(БНТУ, 2007)The article deals with some peculiarities of teaching calculating engineering task solutions to students on the bases of Mathcad.2020-06-01 -
Определение внешнего критического давления оболочки котла вагона-цистерны
(БНТУ, 2007)Methods of computational mechanics solve a problem of definition of external critical pressure of an envelope of the boiler of the tankcar in view of change of its width.2020-06-01 -
Определение параметров физической модели мобильной машины с маховичным двигателем
(БНТУ, 2007)For researching the movement of flywheel vehicles the physical model is proposed. Physical model as well as real car has a flywheel engine which rotates with high speed. In the article the main parameters of such model and flywheel engine are calculated. It is shown that the engine of the model has parameters which can easily be achieved while constructing.2020-06-01 -
Оптимизация размеров двутавровых балок из нелинейно-упругих материалов по двум параметрам
(БНТУ, 2007)This work contains development of solution of the problem of optimization of the weight of beams from Hook's materials and also solution of this problem for nonlinear materials.2020-06-01 -
Осесимметричные волновые пакеты в цилиндрической оболочке, лежащей на неоднородном вязкоупругом основании
(БНТУ, 2007)By using the asymptotic approach the solution of the Timoschenko-like equations governing the wave processes in the infinitely long elastic cylindrical shell lying on the non-homogeneous visco-elastic foundation has been constructed in the form of the wave packets traveling in the longitudinal direction. The solution represents the superposition of the bending and longitudinal waves.2020-06-01 -
Особености применения компьютерных технологий в курсе “Теория механизмов и машин”
(БНТУ, 2007)These presented the particular features of developed software for organization all types of training work in the course «The theory of mechanisms and machines» - training, control of the knowledge, laboratory works, course designing.2020-06-01 -
Поверхности скоростей для волн, распространяющихся в идеально проводящей магнитной жидкости
(БНТУ, 2007)In the present article results of realization of a method of characteristics with reference to system of the differential equations of movement of the ionized gases and liquids on which electromagnetic forces operate are submitted. The equations of strong discontinuities and system of the bicharacteristics equations are obtained.2020-06-01 -
Получение туннельных сенсорных МДМ-наноструктур на основе оксидов РЗЭ
(БНТУ, 2007)The vacuum deposition process and electrophysical parameters of super-thin fdms of rare earth elements (REE) oxides at reactive magnetron dispersion of metallic targets in the mixture of argon and oxygen were investigated. It is established that in the optimum technological regime (voltage discharge 400- 440 V, underlayer temperature 573-598 К) the o.xides of yttrium and holmium ...2020-06-01 -
Построение карты сельскохозяйственного поля в изолиниях твердости почвы методом Кригинга
(БНТУ, 2007)Для повышения эффективности почвообрабатывающих агрегатов необходимо их адаптировать к условиям функционирования, то есть к почвенным условиям сельскохозяйственного поля. На основе анализа физико-механических и технологических свойств почвы установлено, что наиболее существенным, интегральным и одним из основных свойств является твердость, которая наиболее полно и обобщенно ...2020-06-01 -
Построение модели формы периодонта на основе овалов четвертой степени
(БНТУ, 2007)Крушевский, А. Е. Построение модели формы периодонта на основе овалов четвертой степени / А. Е. Крушевский // Теоретическая и прикладная механика : международный научно-технический сборник / Белорусский национальный технический университет ; редкол.: А. В. Чигарев (пред. редкол.). – Минск : БНТУ, 2007. – Вып. 22. – С. 48-50.2020-06-01 -
Применение соотношений инвариантности к выводу новых интегральных уравнений для коэффициентов яркости плоскопараллельной дисперсной среды
(БНТУ, 2007)The new integral equations for brightness coefficients of pkineparellel dispersive medium of optical thickness Tq are obtained using invariance relations, involving usual Green’s functions or their generalization (for example, reduced Green’s functions) of radiation transfer equations. It is shown that the structure of these integral equations enables to obtain multiterm asimptotics ...2020-06-01 -
Расчёт механических свойств графена в модели валентно-силового поля
(БНТУ, 2007)h was developed computer model of single graphite atomic layer (graphene) crystal lattice on basis of valence-force-field approach. One performed computational experiments to determine mechanical cluiracteristics (linear elasticity modulus, crosscut compression coefficient, shear modulus) according to graphene particles dimensions. One realized comparison present results with ...2020-06-01 -
Расчёт эффективности ходовых систем многоприводных колесных машин
(БНТУ, 2007)The method for а quantitative estimation of efficiency of running systems of vehicles for curvilinear motion, taking into account the deviation of vectors of driving wheels tractive forces from the direction determined a driver by means of turning steering wheel, is offered. Results of application of the developed method for an estimation of efficiency of running systems AWD ...2020-06-01 -
Сенсорные микросистемы с RFID идентификацией
(БНТУ, 2007)Radio frequency identification systems (RFID systems) have already being widely used for a long time in different spheres from access control systems to goods and transport tracking systems. Combining surface acoustic wave (SAW) sensor with radio frequency identification system can result in wireless SAW sensor microsystem or in other words in wireless sensor. This research ...2020-06-01