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Zobrazují se záznamy 11293-11312 z 58000
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EXPERIMENTAL IDENTIFICATION OF AN ELASTO-MECHANICAL MULTI-DEGREE-OF-FREEDOM-SYSTEM USING STOCHASTIC SIGNALS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2017)The determination of dynamic parameters are the central points of the system identification of civil engineering structures under dynamic loading. This paper first gives a brief summary of the recent developments of the ... -
The experimental in-situ study of gas migration in crystalline rock with a focus on the EDZ
(Geological Society of London, 2015)Centre of Experimental Geotechnics (CEG) participated in the FORGE project within WP4, which was focused on disturbed host rock formations. The Czech deep radioactive repository concept envisages crystalline rock as the ... -
EXPERIMENTAL INVESTIGATION AND SIMULATION OF 3D-PRINTED LATTICE STRUCTURES
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)Lattice structures are currently of high interest, especially for lightweight design. They generally have better structural performance per weight than parts made of bulk material. With conventional manufacturing techniques ... -
Experimental Investigation of a Method for Selective and Precise Laser De-Coating
(Springer Nature, 2022)Coatings are used in many industrial applications as a protective barrier, improving component properties such as friction, wear resistance, and thermal resistivity. When components become worn, any coatings must be ... -
Experimental Investigation of Armour (Armox-Aramid-UHMWPE)
(Univerzita J. E. Purkyně, 2023)In this study, the ballistic resistance of multi-layered composite armour is experimentally investigated. The composition of this armour consisted of armour steel Armox 500T, para-aramid fabric Twaron CT 747 and ultra-high ... -
Experimental investigation of climate effects on historical building materials: the Gothic towers of Prague
; Vedoucí práce: Cacciotti Riccardo; Oponent práce: Weiss Tomáš
(České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2023-07-28)V posledních letech se výrazně zvýšily degradační procesy stavebních materiálů, jako je kámen, k čemuž přispěly vlivy četnosti a velikosti klimatických jevů. To lze dnes pozorovat u památek velkého historického významu, ... -
Experimental investigation of CMT discontinuous wire arc additive manufacturing of Inconel 625
(Springer, 2022)Additive manufacturing (AM) is a progressive technology which holds promise for manufacturing of heat resistant super alloys. One of the most productive methods is wire arc additive manufacturing (WAAM). In this article, ... -
An Experimental Investigation of Controlled Changes in Wettability of Laser-Treated Surfaces after Various Post Treatment Methods
(MDPI, 2021)In this paper, a quick nanosecond laser micro structuring process was employed to change the surface wettability of Ti6Al4V alloy. The same laser structuring method was used throughout, but with varying input fluence. The ... -
EXPERIMENTAL INVESTIGATION OF CRITICAL HEAT FLUX IN ANNULUS AT LOW PRESSURE AND LOW FLOW PARAMETERS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)Steady state flow boiling experiments were conducted on a technically smooth Inconel 625 tube with outer diameter 9.1 mm at inlet pressures 131, 220 and 323 kPa, inlet temperatures 62, 78 and 94 °C and approximately 400, ... -
Experimental investigation of fault tolerant converter connected to unbalanced grid
(Czech Section of the IEEE VUT, 2018)A model of the three-phase voltage converter for simulation of its modes of operation in standard as well as fault states is presented The presented model can be used to simulate steady-states and also transients at dc and ... -
Experimental investigation of flow characteristics and performance parameters of a podded aft engine air intake
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)This experimental study investigates the flow characteristics and performance parameters of a podded intake in aft-engine configuration at the aerodynamic interface plane (AIP), which is a typical configuration of a generic ... -
Experimental investigation of mortar mechanical properties for glass brick masonry
(Springer International Publishing, 2019)The main advantage of solid bricks over hollow blocks is substantially higher compressive strength. On the other hand, solid bricks have much higher thermal conductivity, which would lead to major heat loss when used for ... -
Experimental Investigation of Radial Gas Dispersion Coefficients in a Fluidized Bed
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2012)In a fluidized bed boiler, the combustion efficiency, the NOX formation rate, flue gas desulphurization and fluidized bed heat transfer are all ruled by the gas distribution. In this investigation, the tracer gas method ... -
Experimental Investigation of the Compressive Strength of Normal-strength Air-entrained Concrete at High Temperatures
(Elsevier Science, 2020)Over the past decades, the mechanical properties of concrete during fire have been extensively investigated; however, not many studies were aimed at the properties of air-entrained concrete (AEC), and even fewer were aimed ... -
EXPERIMENTAL INVESTIGATION OF THE FAILURE BEHAVIOUR OF POLYPROPYLENE COMPOUNDS FOR INSTRUMENTED PUNCTURE TESTS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)Instrumented puncture tests according to ISO 6603-2 and ASTMD3763 were executed for five different Polypropylene compounds (talcum-, glass fibre- and elastomer modified) with specimen thicknesses ranging from 1mm to 4 mm. ... -
Experimental investigation of the folding behaviour of extruded cement-bound concretes
; Vedoucí práce: Kalthoff Matthias; Oponent práce: Matschei Thomas
(České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2021-06-23)The innovative and high-performance building material textile reinforced concrete (TRC) has the potential to significantly reduce the enormous resource consumption and CO2 emissions of the construction industry. To exploit ... -
EXPERIMENTAL INVESTIGATION OF THE POZZOLANIC POTENTIALS OF MILLET AND RICE HUSK ASH AS MINERAL ADDITIVE IN SELF-COMPACTING CONCRETE
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)Self-compacting concrete (SCC) is a new concept of concrete mix which flows in a formwork and consolidates itself without the need for compaction. Effectively compacting concrete can be very difficult especially in areas ... -
EXPERIMENTAL INVESTIGATION ON CHROMIUM(VI) REMOVAL FROM AQUEOUS SOLUTION USING ACTIVATED CARBON RESORCINOL FORMALDEHYDE XEROGELS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2016)The adsorption of chromium(VI) metal ion in aqueous solutions by activated carbon resorcinol formaldehyde xerogels (ACRF) was investigated. The results showed that pore structure, surface area and the adsorbent surface ... -
Experimental Investigation on SFRC behaviour under elevated temperature
(Multi-Science Publishing Co Ltd, 2017)Steel fibres being added to a concrete mixture lead to an overall improvement of such a mixture considering several factors, such as mechanical resistance, fire resistance, creep stability and other. Besides steel fibres, ... -
Experimental investigation on the mechanical behaviour of AAC blocks for sustainable concrete masonry
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)To satisfy the increasing demand of energy efficient buildings, AAC manufacturers are nowadays encouraged to produce blocks with ever lower densities. However, a compromise between energy-saving requirements and mechanical ...