1.
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The treatment of rising damp in historic building walls is very complex due to the thickness and heterogeneity of the walls. Some techniques, such as watertight barriers, [...]
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2.
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Renders and plasters have been continuously used for covering the masonry walls of dwellings even from the Neolithic period. This paper focuses on the analysis and charac [...]
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3.
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Abstrakt: Long-term observation of bridges supported by bearings made of synthetic materials reveals a steady horizontal deformation increase of these elements. This proc [...]
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4.
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This paper presents historical and characterization studies undertaken to: a) clarify technical interpretation of lime-stucco and plasterwork by historic architectural tr [...]
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5.
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Since 2001 the authors have been involved with the archaeologists of the Fondazioni Lerici, Politecnico di Milano, in the preservation of some Hindu temples in Mỹ Sơn, [...]
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6.
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Salga, J.
In this paper relations of a time deceleration an unsteady horizontal banked turn and corresponding flight direction change are derived. Time and angle are considered fro [...]
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7.
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This paper presents a solution of high-frequency dynamic effects occurring in the mesh of pair of gears that was formulated and calculated using the MATLAB development en [...]
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8.
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Ferfecki, P.
For the purpose of efficient diagnostics of fault conditions the influence of transverse fatigue crack on dynamical behaviour of a rotor system supported by active magnet [...]
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9.
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The pendulum damper modelled as a two degree of freedom strongly non-linear auto-parametric system is investigated using an approximate differential system. Uni-direction [...]
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10.
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Gronát, P.
In this paper, a correlation method for direct vorticity computation of the fluid velocity field is introduced. The correlation method allows an affine transformation of [...]
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11.
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When we approach the subject of construction and rehabilitation of buildings we necessarily must think about external wall coatings as they are the elements more exposed [...]
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12.
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In the centre and south of Portugal construction of buildings with earth was frequent until the mid-20th Century. Rammed earth was the most common type of construction in [...]
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13.
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The rehabilitation and preservation of the watermills of rivers Alferreira and Barrocas, is part of a plan promoted by the Municipality of Gavião in order to preserve a [...]
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14.
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The oedometric tests that belong to fundamental laboratory tests are carrying out while the subsoil stiffness in uniaxial strain state corresponds to conditions for the r [...]
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15.
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Fedorik, F.
The aim of this article is to determine effective shape of strake system submit ted of wind induced vibrations. The basic shape of structrure is thin-walled steel cylinde [...]
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16.
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Kubik, J.
One gave equations of the viscoelasticity in which gradients of stress and strain tensors were taken into account besides the classical stress and strain fields. Finally, [...]
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17.
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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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18.
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Authors considered the possibility of FEA application realized in software ANSYS for durability estimation of parts of wedge gate valve. Use of ANSYS allows to carry out [...]
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19.
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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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20.
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Stress-ribbon footbridge is the pre-stressed concrete deck, which has the shape of a catenary. Four types of pre-stressed footbridges were investigated in the wind tunnel [...]
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21.
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Fiala, Z.
The paper discusses the logarithmic strain in one dimension (1D) from the geometrical point of view to highlight the nature of problems when generalizing it to more dimen [...]
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22.
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The paper is devoted to dynamical analysis of a railway vehicle motion along a direct waved railway. A mathematical model of this discrete multibody system that consists [...]
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23.
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This contribution deals with reliability of railway wheels as influenced by the occurrence of impaired limiting material strength. Results are presented of material inves [...]
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24.
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In this paper the authors present the conception design, static analysis and technology of construction of the temporary steel structures used for strengthening of deep e [...]
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25.
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Beran, P.
Deterioration of masonry is caused by inordinate loading and by climatic actions. Climatic cyclic thermal stress in structure is incurred by unequal temperature gradient [...]
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26.
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The aim of the study was to present influence of the three-dimensional spacing of the bone implants to the stability of bone fracture fixing in biplane external stabilize [...]
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27.
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Klečka, R.
The paper deals with a problem of control directional vehicle stability using a method that is known as hardware-in-the-loop simulation. In MATLAB/Simulink I designed the [...]
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28.
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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 [...]
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29.
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Modifications of reinforcement learning algorithm, so called continuous action reinforcement learning automaton (CARLA), are presented in this contribution. Automaton lea [...]
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30.
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Abstrakt: The impact motion of rigid rotor supported on passive magnetic bearings is studied. Impacts on passive magnetic bearings are investigated. Impacts occur in reta [...]
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31.
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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 [...]
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32.
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A substantial number of experimentally based works indicate the changes in crack propagation direction on bi-material interface in composite laminate materials. The paper [...]
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33.
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Györgyi, J.
Near-fault ground motions are characterised, in case of inter-plate earthquakes, by pulse actions with large periods and velocities, and moderate ones in case of intra-pl [...]
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34.
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Kafka, Vratislav
Abstrakt: Inelastic macroscopic behavior of technical as well as biological materials is strongly related to their structures. Therefore, constitutive modeling of the res [...]
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35.
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The use of glazed tiles on external façades became popular in Portugal in the 19th Century in a trend that was shared with Brazil. Nowadays the use of this material in e [...]
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36.
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Fiala, Z.
On the space of all symmetric positive definite matrices (the space of deformation tensor fields) one can introduce a Riemannian geometry, so that the matrix exponentia [...]
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37.
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Changes of mechanical properties, namely of modulus of elasticity, often play a role of damage accumulation indicators in the framework of fatigue behaviour of composite [...]
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38.
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In the domain of heritage buildings conservation, interventions must be designed, whenever possible, to maintain existing materials instead of their replacement by new on [...]
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39.
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The proposal illustrates the results of a research project focused on the creation of an atlas of “architectural project for existing buildings”. This inventory aims [...]
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40.
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This contribution deals with computational modelling of static and dynamic analysis of journal bearings. In this contribution a new theoretical approach to the modelling [...]
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41.
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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 [...]
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42.
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This article describes performing of the stress - strain analysis of the physiological hip joint with the effect of uncertain input material characteristics which are ent [...]
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43.
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The contribution deals with computational modelling of static equilibrium position of centre of the shaft under the cavitated and uncavitated journal bearing. There are c [...]
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44.
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The ring stiffness is determined by experiments for the thermoplastic sewerage pipe. The numerical simulation is convenient to use in the case of the new corrugated pipe [...]
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45.
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Čečrdle, J.
Submitted paper deals with preparation of the X-DIA aeroelastic demonstrator component wind tunnel tests. Paper is focused to design, analysis and manufacturing of new co [...]
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46.
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Current active vibration suppression systems usually consist of piezoelectric actuators bonded to the surface or embedded within the structure. In most of these structure [...]
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47.
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Frequency modal and damping characteristics of an aeroelastic model designed for experiments in the wind tunnel are studied. Based on the experimental modal analysis the [...]
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48.
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The paper is concerned with the verification analysis of the wind and technical seismicity response of a power plant stack structure. During two weeks the actual history [...]
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49.
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The paper describes a new method of analysis of the non-stationary response of a bridge model subjected to the wind load. The analysis is based on the decomposition of th [...]
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50.
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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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51.
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This paper describes the static and dynamic analyses used for welded steel chimneys expertises according to national standard STN 73 0035 and European standard EN 1991 1- [...]
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52.
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Schuster, M.
This paper is a short overview of engineering approach to study rail vehicles aerodynamics and aerodynamic interaction between the trains and vicinity infrastructures. Sh [...]
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53.
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The cable–stayed bridges are usually built for long span and are subjected to dead and moving loads, seismic motions of supports to wind forces, temperature and many ot [...]
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54.
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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 [...]
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55.
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Krejčí, P.
This paper presents design of intelligent sensor for robotic leg of quadruped experimental robot. Information about contact load as well as direction and magnitude of con [...]
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56.
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Půst, L.
Majority of publications on mechanical vibrations are based on the assumption that the external excitations is produced by an ideal source of power with prescribed freque [...]
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57.
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The paper assess a behavior and an impact of the air flow on two hangar buildings. For the first hangar the investigation was carried out using both wind tunnel testing [...]
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58.
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The paper is devoted to the analytical and experimental stress analysis in aluminum tube of car air – conditioner at static and dynamic loading at test equipment. After [...]
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59.
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This paper describes the static and dynamic analyses used for welded steel chimneys expertise according to European standard EN 1991 and EN 1993. More details are concern [...]
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60.
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The bridges, footbridges and broadcast towers create an important subset of infrastructure subjected to dynamic loading of various origins. Especially, exposed to wind, t [...]
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61.
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Cracking behavior of lime mortar renders subjected to shrinkage is numerically investigated by the finite element method (FEM). The render materials selected for the stud [...]
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62.
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Long bone fractures can be healed using external fixators - devices that stiffly fix fracture fragments using parallel to the bone, attached with pins frame. This method [...]
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63.
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Climatic and environmental conditions are often very severe for construction materials, namely in the presence of high humidity or in direct contact with water. However, [...]
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64.
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Lime renders can help improve the energy balance of the building itself given their position in the external layer. Indeed, historical masonries have high rates of therma [...]
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65.
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The impact effects in gear mesh represent specific phenomena in the dynamic investigation of highspeed light transmission systems with kinematic couplings. They are cause [...]
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66.
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Slender structures exposed to wind influences are subjected to a random component of the pressure generated by a fluctuation part of the wind velocity. The structure it [...]
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67.
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Král, J.
A long-term measurement of the wind response of the first building started in 2007and of the second building in 2009. The response monitoring is automatic and continues. [...]
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68.
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The paper is dealing with study of the surface topography created by the pulsating water jet. Topography is evaluated by height characteristics of the surface roughness ( [...]
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69.
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Large amplitude vibrations of cylindrical structural elements are observed when under the simultaneous action of wind and rain. Due to the action of wind and rain a trans [...]
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70.
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71.
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Ursíny, P.
This paper describes the mechanical structure of the yarn package body. Based on the theory of elasticity and strength the study has resulted in an original solution and [...]
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72.
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In restoration or repair of old buildings the correct estimation of the stress-strain-relationship of the existing structure is an important task. Masonry stiffness is cr [...]
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73.
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Hubová, O.
The wind action on structures may be represented by peak velocity pressures, in conditions of strong wind, or by the basic stochastic descriptors of the velocity fluctuat [...]
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74.
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Hubová, O.
The wind actions fluctuate in time and in position over the external surfaces. Stiff structures will respond directly to these actions, allowing the use of the static des [...]
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