Browsing Выпуск 17 by Submit Date
Now showing items 21-40 of 70
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Разрешающая способность метода осреднения и статистического обращения для идентификации макро- и микроструктуры среды
(БНТУ, 2004)Let us consider the problem of resolution of the method of averages and statistical inversion methodfor the identification of macro- and microstructure of a medium. The quality of identification is essentially affected by the distribution of the sources of detecting emission and the receivers of dispersed field. These problems are wide investigated in many papers. We will restrict ...2020-06-15 -
Геометрические формы безмоментных оболочек, подкрепленных упругим кольцом
(БНТУ, 2004)Nonlinear integro-differential equation for determination of meridian of revolution s shell in which given external loading induce momentless state is derived. Theformula for determination ofsurface ofelastic supported ring is obtained.2020-06-15 -
Волновые движения в кубически анизотропных телах
(БНТУ, 2004)It is obtained general solution of the problem of waves propagation in cubic anisotropic bodies by means of Helmholtz equation solutions.2020-06-15 -
Тонкостенные пологие оболочки с чистомоментным напряженным состоянием
(БНТУ, 2004)Мартыненко, Т. М. Тонкостенные пологие оболочки с чистомоментным напряженным состоянием / Т. М. Мартыненко // Теоретическая и прикладная механика : международный научно-технический сборник / Белорусский национальный технический университет ; редкол.: А. В. Чигарев (пред. редкол.) [и др.]. – Минск : Технопринт, 2004. – Вып. 17. – С. 105-106.2020-06-15 -
Исследование полей напряжений и деформации в металлах с помощью теплового излучения компьютерным термографом IRTIS200
(БНТУ, 2004)In the current paper an attempt was made to compare the stress fields and temperatures obtained by the numerical method algorithm with the temperature fields for a sample, which is in its fiat stress state, registered with the help of computer thermography. Dependences between the temperature change ДТ and the change of the sum of principal stresses Ду are given. These dependences ...2020-06-15 -
Исследование динамики гидропривода технологической машины при неустоявшемся режиме движения
(БНТУ, 2004)It Is Considered particularities of change to velocities of piston from time for area of runaway under separate influence of mass mechanically rolling elements of machine and power of technological resistance. Accounting formulas and graphs of results of study are Brought.2020-06-15 -
Расчет кинематических параметров в сферических координатах матричным методом
(БНТУ, 2004)Analytical dependenciesfor calculating speed and acceleration of the point are obtained by matrix method. The given methodology is usedfor robots—manipulators working in spherical system of coordinates.2020-06-15 -
Моделирование кондуктометрического метода измерений показателя pH в смеси растворов кислот и щелочей
(БНТУ, 2004)The model of non-straight method of pH factor measurement in acid-alkali mixture based on measurement of material quantity in separate components of mixture is described. Mathematical model allows us to calculate tolerable meanings of metrological characteristics of measurement channels and technical cha?-acteristics of the object of measurement (i. e. volumes and concentrations ...2020-06-15 -
Вероятностные задачи механики в прикладной теории случайных колебаний
(БНТУ, 2004)Some probability problems in an applied mechanics of the random vibration are discussed.2020-06-15 -
Применение информационных компьютерных технологий в учебном процессе
(БНТУ, 2004)Some problems of construction of the automatized training system (ATS) of applied mechanics are touched in this article. The ATS consists of two information blocks: an electronic directory and control-checking system. The electronic directory includes some amount of numbei-ed contexts. Questions of a different level of difficulty form this testing system. Question's selection is ...2020-06-15 -
Методические и организационные проблемы специализации «Компьютерная механика» в БНТУ
(БНТУ, 2004)The paper deals with the peculiarities of organization of «Computational Mechanics» at any technical university. It concerns significant increasing of mathematical and comuter-oriented disciplines at the curriculum.2020-06-15 -
Электронный учебник по избранным главам курса математики
(БНТУ, 2004)Computer book MathTeachTest was designed on the base of ClicklLeam ToolBook II 8.0, which can be used for automation of education, distance learning for some topics of Mathematic in school. There is a description of main parts of the computer book and application.2020-06-15 -
Измерение параметров свободных и локализованных носителей заряда в объектах с индуцированной неоднородностью
(БНТУ, 2004)1п this work the procedure of measurement of charge carrier parameters in non-homogeneous object of measurement — monocrystal indium arsenide with inversion channels on the surface is proposed. Analysis that was held shows that using of integral characteristic of formation process of complex integral galvanomagnet measurement signal in selected object allows us to determinate ...2020-06-15 -
Использование мнимого времени в реальных задачах механики
(БНТУ, 2004)The methodical aspects of the teaching of the mechanical problems with imaginary time are discussed on the two examples (WKB approximation and sound absorption at high frequency).2020-06-15 -
Возникновение хаоса при распространении волновых фронтов в неоднородных средах
(БНТУ, 2004)Appearing of chaos at an propagation of waves in the determined heterogeneous media to invistigation in the general case yet it is not possible. The ray method allows to reduce partial differential equation to the ordinary nonlinear differential equations, to which investigation it is possible to apply methods of nonlinear dynamic of systems. The closed systems of the equations ...2020-06-15 -
Обучение «Прикладной и теоретической механике» с использованием компьютерных технологий
(БНТУ, 2004)This paper is а brief review of some interesting applications of the computers replaced in the theoretical and applied mechanics. The validity of analytical approach has been by numerical solutions in the various software: «МАТНЕМАТІСА». «МАТЪАВ», MECHANICAL SYSTEMS», «WORKING MODEL», etc. This software is used to find numerical solutions of the equations ofmotion and to present ...2020-06-15 -
Применение программного комплекса ANSYS для иллюстрации некоторых положений механики
(БНТУ, 2004)There are considered variants ofapplication of ANSYS program product at holding occupations for the students studying courses of mechanics under the abbrex’iated course. The opportunities of the program promoting an enhance of student s knowledge are shown by the example ofproblem solving about a bending of a beam with opened profile, shell stability, a deformation of a reinforced ...2020-06-15 -
Об опыте использования информационных технологий в преподавании численных методов решения задач
(БНТУ, 2004)The experience of using information technologies at the Department of Materials Resistance, Building Mechanics and Metal Constructions of Polotsk State University in teaching the course «Numerical methods of construction tasks solution» to the second-year students with the speciality «Civil and Industrial Engineering» is considered.2020-06-15 -
Некоторые возможности применения персональных ЭВМ при выполнении студентами расчетно-графических работ по дисциплине «Прикладная механика»
(БНТУ, 2004)Some opportunities ofapplication ofpersonal computers at performance by students ofsettlement —graphic works on discipline «Applied mechanics». The problem ofmodernization ofa material offered to studentsfor studying is considered within theframework of discipline «Applied mechanics «. There are offered some variants of using computer equipment at performance of settlement-graphic works.2020-06-15 -
Вопросы механики разрушения в курсе «Физика отказов и основы надежности машин»
(БНТУ, 2004)The report presents the curriculum of the following course «Physics of failure and machine reliability fundamental», and also given the examples of the applied uses of lineir mechanics of destruction.2020-06-15