Investigation of fields of residual stresses in welded structures

AA Antonov - Welding International, 2014 - Taylor & Francis
The results of analysis of the principal methods of investigating the residual stresses in
welded structures are presented. Special features of the welded joints, restricting the areas …

Determination of the stressed state of main pipelines in the zones of circular welds

VA Osadchuk, YV Banakhevych, OO Ivanchuk - Materials Science, 2006 - Springer
By using the numerical-experimental method based on the solution of inverse problems of
the theory of shells with residual strains and the experimental data obtained by …

Construction of the equation for the influence of stresses on magnetic permeability by the method of free deformation

IB Prokopovych, VA Osadchuk - Materials Science, 2011 - Springer
For an isotropic material, we construct the exact local equation for the influence of the stress
tensor on the tensor of magnetic permeability. It is shown that, in the general case, this …

Using electronic speckle interferometry for the accurate determination of the residual stresses in welded joints and structural members

LM Lobanov, VA Pivtorak, VV Savitskii… - Welding …, 2010 - Taylor & Francis
The solution of problems associated with the need to increase the reliability and longevity of
welded structures requires the evaluation of the residual stresses formed during …

Mathematical description of perturbations of the stress-strain state

IB Prokopovych - Materials Science, 2004 - Springer
We deduce expressions for the variations of initial stresses caused by small perturbations of
a basic state of any type (thermal, electric, or magnetic). As a result, we get two kinetically …

General approach to the development of mathematical models of nondestructive stress control. I. Methodological and physical substantiation and a kinematic model

IB Prokopovych - Journal of Mathematical Sciences, 2011 - Springer
It is shown that nondestructive stress control is not a part of the classical mechanics of
deformable bodies by either the phenomenological basis or by the methodology. In a …

General approach to the development of mathematical models of nondestructive stress testing. II. Physical model and equations of local relation between stresses and …

I Prokopovych - Journal of Mathematical Sciences, 2012 - search.ebscohost.com
Within the framework of a physical model of free strain, we propose a method for reducing
nonlinear equations of state of a deformable body to equations that characterize the local …

Determining equation of electric or magnetic deformation in isotropic materials

IB Prokopovych - Materials Science, 2005 - Springer
For isotropic materials, we construct and analyze the general expression and differential
characteristics of the measure of “large” free [internal (inherent)] distortion depending on a …

[PDF][PDF] МІЦНІсть тА ДоВГоВІчНІсть З'ЄДНАНь ВисоКоМІЦНоГо спЛАВУ АА7056-т351, ВиКоНАНих еЛеКтроННо-проМеНеВиМ ЗВАрЮВАННЯМ

ІМ КЛОЧКОВ, ВМ НЕСТЕРЕНКОВ… - Automatic …, 2019 - patonpublishinghouse.com
Використання сучасних алюмінієвих сплавів при проектуванні елементів та конструкцій
авіа-та ракетобудування, морських суден та наземного транспорту забезпечує високі …

On the Formation of Preferred Inclusion Shape Orientations in Copper‐Based Composites

AN Nikitin, TI Ivankina… - Texture, Stress, and …, 1996 - Wiley Online Library
A three‐component model of copper‐based composite loaded by tensile forces is proposed.
The effect of a nonhydrostatic stress state and the formation of microplastic zones cause the …