Browsing Выпуск 17 by Title
Now showing items 35-54 of 70
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Метод максимума информационной энтропии в статистической теории нелинейной упругости деформируемых тел в лагранжевых переменных
(БНТУ, 2004)The theory of the nonlinear elastic deformation by means ofprinciple of information entropy maximum is described. The Mumaghan formula in material coordinates with help of the statistical theory is obtained.2020-06-15 -
Методика изучения кинематических характеристик качения колеса
(БНТУ, 2004)In this article we give the description of the principles of studying the distribution of acceleration of wheel points. Cases of even and non even rolldig on the plane and cylindrical surfaces are also examined. It is shown that in all the cases of movement the instantaneous centers of accelerations are determined only by geometrical parameters of a wheel and of a rolling surface. ...2020-06-15 -
Методика использования САПР для исследования механических систем
(БНТУ, 2004)Scientific investigation of mechanism is impossible without mathematical modeling. CAE software i the best tool for simulation of complicated dynamical system’s behavior. The idea of designer’s universi work place is formulated. Agricultural vehicle suspension with hydropneumatic springs was designei Suspension designing and all necessary calculations were performed using CAD/CAE ...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 -
Моделирование волновых движений в кубически анизотропных средах на базе метода характеристик
(БНТУ, 2004)The expressions for velocities of propagation of elastic waves are obtained, and also for coordinates of points of cubic anisotropic medium, up to which the wave perturbation has reached. With their help the wave surface and surface of inverse velocities of quasitransversal waves is constructed.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 -
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 -
Некоторые примеры применения методов теоретической механики к задачам сопротивления материалов и теории упругости
(БНТУ, 2004)The connection between the courses of theoretical mechanics and resistance of materials is showed by two examples.2020-06-15 -
Новая концепция современной механики мобильных машин
(БНТУ, 2004)In the report conditions of driving force initiation of mobile machine wheel are analysed. It is stated that the given force emerges in consequence of correlation of processes in contact zone with base and in pivot zone as a result of outside potential force activity. On the basis of strict compliance with the fundamental laws it is found that outside potential force activity is ...2020-06-15 -
О некоторых вопросах изложения принципа возможных перемещении для студентов строительных специальностей
(БНТУ, 2004)Geometric and kinematic analysis of mobility ofplane systems. The Research of the condition ofplane mechanic systems depending on the limiting powers.2020-06-15 -
О новых возможностях повышения долговечности, надежности и точности проектирования зубчатых передач
(БНТУ, 2004)In the pitch point zone of involute gearing the reductioning curvature is appereciably increasing by operation. The contact stress is appereciably increasing also. This may be taken into account: bv designing, making, operation.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 -
Об учебном пособии «Современные пути развития науки о прочности»
(БНТУ, 2004)The tutorial is designed for the students of technical higher educational establishments specializing in machine building and construction when studying the course on materials resistance and special courses. It can be used by students working on their course and diploma projects, by post-graduate students. The tutorial describes what has been done in the science of strength in ...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 -
Олимпиадная задача по механике как средство реализации контекстного подхода к обучению
(БНТУ, 2004)The work is devoted to study of the effective tool of organization of educational creative activity of the students — professionally — guided problem situation offered the trainee as of an Olympiad task. In clause the integrated classification of Olympiad tasks is given, the basic stages of their development are considered; the specific features ofpreparation of tasks for preparatory ...2020-06-15 -
Определение скоростей и ускорений с использованием их аналогов для основных механизмов
(БНТУ, 2004)Velocity and acceleration analogue applications in theoretical mechanics are discussed.2020-06-15 -
Определение спектра собственных частот демпфера центробежной установки
(БНТУ, 2004)The methods of definition of natural frequencies of resilient circular plate were developed, using variational equation of elementary layer balance.2020-06-15 -
Особенности изложения принципа Даламбера в курсе теоретической механики для специальности 36.01.01
(БНТУ, 2004)When the principle of Dalambert is presented to students, the thought of duality in strength is implanted in them. The principle of Dalambert is deduced from the Second Low of Newton. In mechanical systems inertial loading are introduced for specific cases of the solid body movement.2020-06-15 -
Особенности преподавания курса «Техническая механика» для педагогических специальностей вузов
(БНТУ, 2004)In the reportfeatures of teaching of a rate «Technical mechanics» for engineering-pedagogical specialities are considered. Concepts of designing and projection — the basic kinds of works are given at performance of an academic year project on technical mechanics. It is shown, that for students of engineering-pedagogical specialities it is expedient to emphasize on projection.2020-06-15 -
Оценка и сравнение некоторых методов расчета напряжений кручения
(БНТУ, 2004)Simple formulas, that give satisfactory results, of tension calculation of torsion of arbitrary section rods are presented here.2020-06-15