Comparison of finite element modeling and analytical approach results for oscillating rod structure with crack
The comparison of natural modes for the first and second transverse oscillation modes obtained by numerical simulation and finite element package of analytical calculation of the core model. The analysis waveforms for different values of the defect.
Подобные документы
Analysis of finite element methods, numerical methods for solving engineering and mathematical physics. Obtaining analytical solutions for problems of complex geometry, loads and material properties. Tension rods, beams and other simple structures.
презентация, добавлен 20.10.2014Estimating the number of conduction modes can, their evaluation. Analysis of the model for the mean free path for backscattering. Calculation of near equilibrium thermoelectric transfer coefficients. Setting the differences in voltage and temperature.
статья, добавлен 30.07.2016A divider for planar antennas is considered. Diffraction problems for junctions of planar waveguides with infinitely thin walls and for walls with finite thickness are considered in the article. Some important for design numerical results are presented.
статья, добавлен 04.11.2018Square Lead-Rubber Bearings with four lead plugs to round Lead-Rubber Bearings with one lead plugs and shorten the analysis time. Comparison of load-deformation relationship. Comparison of the change in the outer edge temperature of the laminated rubber.
статья, добавлен 10.10.2021Model for calculation of nominal stresses in characteristic points of the surface fatigue crack to the tubular shaft in bending with rotation. Reasons for the decrease of the propagation velocity of cracks in the center and changing the geometry.
статья, добавлен 28.09.2016Analysis and comparison of the different rotor type permanent magnet machines. The presented machines are designed as having same geometrical dimensions and same materials for comparison. Permanent magnet machines, mathematical modeling, motor geometry.
реферат, добавлен 25.03.2011Analysis of a mathematical model to determine the transient modes of rotary kilns, drying drums and mills taking into account electromagnetic processes in the induction motor. Mechanical vibrations of the elements of the drive mechanism, long metal body.
статья, добавлен 14.09.2016Transit of natural gas along the territory of Ukraine to the countries of the Western and Central Europe. Main resons of the loss of pipeline efficiency. Necessity for studying of the operation modes of the gas transport system during underloading.
статья, добавлен 01.12.2017The results of expedition research of some solar salt works of the South of Ukraine (Kherson region, AR Crimea) and lake Baskunchak (Astrachan region, Russia). Discussing the approaches to modeling natural environment in D. salina laboratory culture.
статья, добавлен 27.07.2016Research process to ensure the values of the endurance limit of the material details. The establishment of correlations between the modes of machining, quality of the surface layer and the fatigue limit. The characteristics of processed material.
статья, добавлен 14.09.2016In the article, using the self-reactance mathematical model of motion of oscillation separator with an occasion and spring pendant, on the basis of the built dependences, amplitudes of vibratory container of oscillation separator are from his kinematics.
статья, добавлен 14.09.2016Determination of the rolling parameters that allow obtaining a bimetallic ribbed bar. Familiarization with the shape and dimensions of the round ribbed finished pass and of the bimetallic flat oval band obtained in numerical modelling - cross-section.
доклад, добавлен 24.12.2014- 13. Principles of calculation of piezoelectric elements with surfaces partial covering by electrodes
Description of stress-strain state and transfer characteristics of piezoelectric elements with partial surfaces electrogalvanism. The power method of the analysis of the physical condition of the piezoelectric elements in the mode of forced oscillations.
статья, добавлен 30.08.2016 Comparison of two non-conventional processes which are laser and photochemical machining. The formation of complex shapes in metal sheets. Chemical etching of the material for the manufacture of the desired finished product by a controlled corrosion.
статья, добавлен 03.12.2015Analysis of the main causes of destruction of adhesive joints. Structural and technological stress concentrators, because of which cracks develop during operation. General characteristics of the resistance of adhesive bonding to failure at all stages.
статья, добавлен 30.04.2018The surfactants have been objects of studies all over the world. Development of approach to surfactants with controllable structure and properties based on the natural raw materials applicable for cosmetics production as dispersed systems stabilizers.
статья, добавлен 23.09.2016Comparison of thermal insulation properties of Sakhabult products with products of other manufacturers. Manufacturing of a dummy for monitoring the temperature difference inside sleeping bags and outerwear from natural fur of fur animals, deer and horses.
статья, добавлен 01.04.2021Using transmission electron microscopy methods the layer by layer analysis of the bulk hardened superior quality rails is carried out, phase state and defect substructure gradients are established. Character of changing of structure-phase states.
статья, добавлен 30.07.2016Peculiarities of application of mathematical apparatus for the calculation of point Baluba-Naidysh to develop the technology for scanning of the light openings of different configurations. Method of determining point equations for parabolic window.
статья, добавлен 07.12.2016Structure of engineering systems. A description of the statistical procedures recommended for use in reliability analysis "related" components. The choice of an appropriate probabilistic model for predicting the reliability of components of one's sibling.
статья, добавлен 14.09.2016Comparison of the results of processing arrays light absorption alternate method of incorporating calibration surface with other methods. Determination of Ni2 +, Co3 +, Fe2 +, Cu2 + from 1-(2-pyridylazo)-2-naphthol in aqueous-micellar environment.
статья, добавлен 23.02.2016The establishment of unfavorable modes of operation of mining equipment under which there is an unstable position in space of the suction head during its descent to the bottom. The influence of hydrostatic pressure on the strengthening of the digging.
статья, добавлен 30.07.2016Improving matching techniques constructional and technological parameters of the installation with the modes of its work taking into account the features of the resonator. The changes in the dielectric parameters of raw material during the heat treatment.
автореферат, добавлен 30.04.2018The recent work on Micro Aerial Vehicles (MAV) at the Institute of Aerospace Systems. Basics of MAV Research. Flightmechanical simulation. Wind tunnel tests. Overall controller system structure. The inertial measurement unit. On-Board computer structure.
творческая работа, добавлен 18.01.2014Characteristics of mathematical model of dynamic processes that occur in frictional hardening of flat surfaces of machine parts with use of the tool with the cut transverse grooves on its working parts. Cyclic circuit of the machine’s oscillations.
статья, добавлен 14.09.2016