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Burša, Jiří
Abstrakt: The paper compares various types of cohesion tests used in testing of adhesive connection of two materials. The computational modelling using FEM confirms that [...]
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Abstrakt: The aim of this contribution is to propose a new phenomenological model enabling description of non-monotonicity of shear-viscosity function for rheologically c [...]
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Dobiáš, Štěpán
Abstrakt: In this paper, the utilization of information systems in industrial practice will be discussed. Several kinds of information systems are used in works, but we f [...]
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Abstrakt: The integral concepts for calculation of the generalized stress intensity factor and elastic T stress are presented. Both the integrals are based on a validity [...]
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Hynek, Pavel
Abstrakt: This paper describes three modelling technique for rub related phenomena in rotor systems and compares their suitability for numerical simulation. Numerical tes [...]
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Iwaszko, Jerzy
Abstrakt: The formulas for calculating the air flow rate in pneumatic components given in [1 , 2, 3 J were compared. Flow rating parameters, sonic conductance C and criti [...]
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Abstrakt: Two medium-term experiments with lateral pressure of flowing loose sand acting on a retaining wall were performed. The experiments showed some rather unexpected [...]
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Abstrakt: The dimensioning of the metal-diaphragm depends on the maximum measured pressure and on necessary preload. Classic methods of elasticity were used to get some p [...]
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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 [...]
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Omes, Jiří
Abstrakt: Recently there is a large development and exploitation of hydraulic presses. Development of these presses leads to endeavour after exploitation of pulsating for [...]
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Abstrakt: In all power plants (classical and nuclear) are used safety relief valves. After opening of this ones the mass of fluid (gas or steam) begin to move with very h [...]
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Abstrakt: The excited one degree of freedom mechanical system with soft impacts, characterised by triangle hysteresis loop, is investigated using numerical simulation. Sm [...]
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Peterka, František
Abstrakt: Dynamic properties of the mechanical system with one degree of freedom containing soft stop are investigated. Dynamical impact model respects the non-linearity [...]
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Abstrakt: The internal combustion engine development process requires CAE models which deliver results for the concept phase at very early stage and which can be further [...]
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Abstrakt: To determine heat transfer coefficients on a surface, an inverse task is used that requires either measured surface temperature history or, more often, measured [...]
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Abstrakt: Filament winding is an important manufacturing technology of composite. In general, filament wound composite elements can be taken as laminated composite, but d [...]
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Abstrakt: The presented paper deals with procedure created for quality and reliability evaluation of ductile fracture criteria group. The base for criteria verification i [...]
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Švancara, Pavel
Abstrakt: Correct determination of individual SEA parameters is necessary to build a reliable SEA model. Especially for subsystems with complex geometry and material may [...]
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Abstrakt: Having new, very powerful tool for stress analysis in form of modem simulation methods as FEM we are able to determine stress and strain state in the examind st [...]
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Abstrakt: The paper deals with an open channel flow around model of a bridge when the water depth is higher than height of the bridge opening. Both the pressured flow thr [...]
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Abstrakt: One of the main requests in engineering practice is to have an effective design procedure of a reinforced concrete continuous beam. This task is a multidimensio [...]
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In mining regions a great hazard for masonry and concrete residential buildings are semiseismic earth tremors, which potential energy could achieved 1010 [J]. Only non-cr [...]
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Skopintseva, O. V.
Here it has been presented a method of efficiency improvement of preliminary coal massive moistening. This method is that thermal chemical treatment of coal massive used [...]
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Herle, I.
Geological materials (soils, rocks) differ from traditional engineering materials (steel, concrete) mainly due to their discontinuous structure and memory of previous def [...]
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We determined some breaks in the rock massif of the Pravčická brána using georadar which were caused by the concrete fill of the ruptures and close the temperature dil [...]
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Křiváková, J.
The paper deals with the FEM modelling of the impact response of thin-walled cylindrical tank, which is partially or fully filled with water, to the transversal bump of t [...]
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Hlaváč, L.
The contribution is aimed at disintegration of hot rocks and rock-like materials by water jets acting in two ways. The first one is bound with penetration of jet to a cer [...]
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This contribution deals with problem of solids weakened by cracks or joints. The rock containing crack is the model example of such a problem. Determination of properties [...]
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Abstrakt: The long-term behaviour of a crystalline rock has been modelled as a viscoplastic problem. The Perzyna type of material models, which is based on socalled overs [...]
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Instable behaviour both of the road and tram bridge at the Prague “Chotkova road” up to Klárov and the rock mass around has been monitored long time yet. The movemen [...]
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Frydrýšek, K.
This paper focuses on the probabilistic numerical solution of the problems in mining and biomechanics. Theory and applications of the Simulation-Based Reliability Assessm [...]
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An investigation of the vertical vibration of the 3D vehicle model with asymmetry suspension, under damping and mass distribution at vehicle crossing over a system of the [...]
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