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نمایش تعداد 1-10 از 33
Determination of stress intensity factors for jointed brittle rock medium using Element Free Galerkin method
conditions. To verify the computational capability and accuracy of the method, a couple of examples of jointed samples in mode I as well as mixed mode are considered and the stress intensity factors are determined. The obtained results by this technique...
Analysis of Cracked Truss Type Structures
of the cracked element are also evaluated. In this paper, a procedure for calculation of stress intensity factor (SIF) by employing cracked element is proposed. A simple cracked truss structure is finally studied. Furthermore, this article could be considered...
A new two-dimensional cracked finite element for fracture mechanics
in this paper, the deficiencies of previous works related to cracked elements are modified. Furthermore, a method for calculating stress intensity factor (SIF) by applying cracked elements is suggested. To show the capability of the suggested element...
Effect of wear on rolling contact fatigue crack growth in rails
of stress intensity factors are obtained. The behavior of crack growth under fatigue loading was studied using a three-dimensional modeling....
Analysis of cracked skeletal structures by utilizing a cracked beam-column element
frequencies and buckling loads of cracked structures are investigated. Furthermore, a simple and practical procedure for calculating stress intensity factor (SIF) is proposed by employing the cracked beam-column element. The obtained results prove high...
Stress intensity factors evaluation for rolling contact fatigue cracks in rails
The stress intensity factors (SIFs) for multiple rolling contact fatigue cracks of a network in the Iran railway under vehicle dynamic load are evaluated in this paper. Stress intensity factors evaluation under dynamic loading is simulated in three...
Crack Propagation Analysis in Concrete Gravity Dams Using Fracture Mechanics Concepts
finite element linear elastic fracture mechanics analysis in plain strain condition was used to determine the stress intensity factor at different crack positions and maximum circumferential stress to compute crack stability and kinking angle of cracks...