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Sandwich construction elements, i.e. elements formed by two skins and core, excel in high ratio of bending stiffness to weight of construction. This complex is designed i [...]
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The paper deals with material models calibration from experiment tests on cylindrical bar. There are calibrated four ductile damage criteria, which seem to be generally w [...]
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The application of the drilling test on the characterisation of homogeneous stones is widely used, mainly on carbonate stones that are softer. The drilling revolution and [...]
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The calibration of the potential method DC/PD is calculated for the side-grooved CT-sample with point current inputs. The grooves are modelled by a line transition resist [...]
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In this paper we discuss the use of adaptive methodology in non-linear analysis based on Finite Element Method. It is focused on static problems of elastoplasticity. Beca [...]
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Vítek, K.
The idea of the presented numerical simulation technique corresponds to the E 837 standard concepts but is more universal. It transforms the strains, arising during the h [...]
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The paper deals with an application of drilling method in order to determine the residual stresses in big forgings for turbine rotors and railway axles. Residual stress w [...]
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Hole drilling method is a total numerical simulation of tension or bending loading of two types of beam specimens. The FEM model of the special drilling strain gauge rose [...]
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American standard ASTM E 837-01 covers the procedure for determining residual stresses by the hole-drilling strain gauge method. This test method is applicable in those c [...]
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The ring-core method is the semi-destructive experimental method. Correctly determined and properly used calibration or relaxation factors for the residual stress measure [...]
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This paper follows up an article Analysis of Calibration Coefficients of Incremental Strain Method Used for Residual Stress Measurement by RingCore Method (Civín, 2010), [...]
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