The opportunity of mobility, mass tourism and Internet have allowed many people to know places, museums, environment, cultures before otherwise precluded to direct experi [...]

The contribution deals with an application of discontinuous Galerkin method to free surface flow calculation. Both the super- and sub-critical flows are studied for stead [...]

A new experimental set-up and measuring methods for the investigation of a channel flow with a backward-facing step on one wall are described. The rectangular cross secti [...]

This paper presents the consideration on the change judgement of J integral and Q parameter as the base parameters of two-parameter elastic-plastic fracture mechanics. An [...]

This paper presents a simulation of 3D curved crack propagation in a steam turbine blade lock. These fatigue cracks are often initiated near a blade root contact zone. Tw [...]

Cyclic tests with the maximum force in a cycle Fmax = 5,5 kN and the cycle asymmetry ratio R = F min / F max = 0, 1 were carried out on fiat specimens of 5mm in thickness [...]

A substantial number of experimentally based works indicate the changes in crack propagation direction on bi-material interface in composite laminate materials. The paper [...]

The fatigue crack growth rate in the Eurofer 97 steel was measured by two different methodologies. Small crack growth data were obtained using cylindrical specimens with [...]

Under the consideration of the bi-material notch composed of two orthotropic materials the potential direction of the crack initiated from the notch tip is determined fro [...]

Abstrakt: A stability criterion based on generalized strain energy density factor for a crack terminating at the bi-material inteiface is suggested. The strain energy den [...]

To the interpretation of crack growth, it is substantial to estimate the plastic region geometry in front of a crack. Performed here is a study for predicting crack growt [...]

The contribution discusses possible approach for the formulation of fracture criteria for the general stress concentrators – especially a surface crack terminating at t [...]

This study evaluates different methods of strengthening existing square concrete columns under eccentric loading. Twelve reinforced square concrete columns were cast. Fou [...]

Abstrakt:

This paper deals with analytical formulation of dispersion curves for stress waves in a free (001)-cut cubic and orthotropic plate. The direction of wave propagation is a [...]

The paper is devoted to fatigue crack propagation in layered materials. The influence of plasticity induced crack closure on threshold values for fatigue crack propagatio [...]

The article is a contribution to numerical simulations of pitting arise phenomena on the gear teeth. The basic assumption of the presented simulations was that pitting (p [...]

Under the assumptions of linear elastic fracture mechanics the behaviour of cracks and general singular stress concentrators is studied and compared. The stress distribu [...]

Abstrakt:

The aim of this paper is to investigate the beginnings of crack propagation from sharp V-notches. Stress distribution around the tip of a V-notch is described on the basi [...]

This article deal with problems of cracks in bodies with bimaterial interface. The stress and displacement near the front of crack located at the interface between two or [...]

A 3D elastic-plastic FEM model with small strains was used for simulation of the deformation mechanics at the curved front of the planar fatigue crack growing in the thic [...]

The influence of corner singularity on crack behaviour for a threedimensional structure is described in this paper. The distribution of stress singularity through the thi [...]