Prohlížení Ústřední knihovna ČVUT dle názvu

Zobrazují se záznamy 905-924 z 2019

    • Influence of carbonation on torrent air permeability of concrete 

      Autor: Jaskulski, Roman; Kubissa, Wojciech; Zapała, Dominika
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      Air permeability testing is increasingly being used to measure the impermeability of concrete and to estimate the durability of reinforced concrete structures using this property. This paper presents the results of a ...

    • INFLUENCE OF CHEMICAL POLYMER ADDITIVE ON THE PHYSICAL AND MECHANICAL PROPERTIES OF EXPANDED POLYSTYRENE CONCRETE 

      Autor: Wasiu , John; Baba , Daoud Mohammad
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)
      This research investigated the effect of Renolith chemical polymer additive (RCPA) on the properties of expanded polystyrene (ESP) concrete. Renolith chemical additive is a polymer-based product in a liquid form made up ...

    • INFLUENCE OF CORUNDUM AS COARSE AGGREGATE IN HIGH-PERFORMANCE CONCRETE ON PROJECTILE IMPACT RESISTANCE 

      Autor: Mára, Michal; Říhová, Zdeňka; Kočová, Markéta
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)
      The aim of this paper is focused on the influence of corundum as coarse aggregate in high-performance concrete on projectile impact resistance in terms of depth of penetration and size of the crater. Based on the experimental ...

    • INFLUENCE OF EARTH COMPOSITION ON ADSORPTION CAPACITY OF METHYLENE BLUE DYE 

      Autor: Plaček Otcovská, Tereza; Mužíková, Barbora; Padevět, Pavel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
      Final properties of unfired earth are influenced by composition of earth mixtures. Methylene blue test could be useful method for analysis of earth composition. This would facilitate of designing unfired earth building ...

    • The influence of electrical stress on the distribution of electrically active defects in IGBT 

      Autor: Drobný, J.; Marek, J.; Chvála, A.; Faraga, J.; Jagelka, M.; Stuchlíková, L.
      (České vysoké učení technické v Praze. České centrum IET, 2021)
      This paper highlights electrically active defects investigation of the sixth generation 1200 V trench stop silicon-based Insulated Gate Bipolar Transistors by Deep Level Transient Fourier Spectroscopy. The ...

    • Influence of heated facade air on the results of climate data measurement 

      Autor: Kysela, Peter; Ponechal, Radoslav; Rybárik, Ján
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      Measuring climate data is a lengthy and technically challenging task. To record temperature data, small meteorological stations are located on the facade of the Research Centre building. Due to the position of the ...

    • INFLUENCE OF HMI ERGONOMY ON DRIVERS IN COOPERATIVE SYSTEMS AREA 

      Autor: Jizba, Tomáš
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2017)
      Modern vehicles are getting smarter and utilize more and more the advantages of Advanced Driver Assistance Systems (ADAS). Deployment of upcoming technologies, such as cooperative systems (V2X), will most likely be the key ...

    • INFLUENCE OF MACHINING TECHNOLOGIES ON VALUES OF RESIDUAL STRESSES OF OXIDE CUTTING CERAMICS 

      Autor: Němeček, Jakub; Kolařík, Kamil; Čapek, Jiří; Ganev, Nikolaj
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2017)
      Currently, the intensive development of engineering ceramic and effort to replace sintered carbides as cutting materials are in progress. With the development of the sintering technology it is now possible to produce compact ...

    • INFLUENCE OF MATERIAL DAMPING ON THE RESPONSE OF UNDERGROUND STRUCTURES SUBJECTED TO EARTHQUAKE 

      Autor: Pavelcová, Veronika; Poklopová, Tereza; Šejnoha, Michal; Janda, Tomáš
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)
      The paper describes a finite element simulation of the response of a real underground structure subjected to earthquake using GEO5 FEM program. It concentrates on the influence of material damping with respect to a specific ...

    • Influence of microstructure on rate-dependent response of unidirectional fibrous composites 

      Autor: Valentová, Soňa; Šejnoha, Michal; Vorel, Jan; Prošek, Zdeněk
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      This paper outlines prediction of the macroscopic response of unidirectional fibrous composites made either from basalt or carbon fibers impregnated by a polymeric epoxy matrix. The viscoelastic response of the matrix phase ...

    • INFLUENCE OF NEW CONSTRUCTION PROJECTS ON VINOHRADY TUNNELS 

      Autor: Barták, Jiří
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      After demolition of the brutalist architectural style Transgas building in Vinohradská Street, Prague, (all buildings of which were located above the historic Vinohrady tunnels II and III), there will be built the Vinohradská ...

    • Influence of oxygen and argon plasma treatment on wettability and surface morphology of polypropylene microfibers 

      Autor: Ďureje, Jakub; Prošek, Zdeněk; Trejbal, Jan; Potocký, Štepán; Tesárek, Pavel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The surface treatment of polypropylene microfibers by plasma processing in oxygen and argon was studied with the motivation to increase their cohesion with the cement matrix. By plasma treatment, it is possible to modify ...

    • Influence of plastic tension chord deformation on the shear capacity of prestressed beam elements 

      Autor: Thoma, Sebastian; Fischer, Oliver
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The shear strength of prestressed beam elements is of great interest with regard to the evaluation of existing concrete bridges. Accompanying extensive experimental test series, the adaptation and modification of existing ...

    • INFLUENCE OF PRINTING AND LOADING DIRECTION ON MECHANICAL RESPONSE IN 3D PRINTED MODELS OF HUMAN TRABECULAR BONE 

      Autor: Doktor, Tomáš; Kumpová, Ivana; Wroński, Sebastian; Śniechowski, Maciej; Tarasiuk, Jacek; Forte, Giancarlo; Kytýř, Daniel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)
      The paper deals with investigation on directional variations of mechanical response in 3D printed models of human trabecular bone. Sample of trabecular bone tissue was resected from human donor and 3D model was obtained ...

    • INFLUENCE OF RADIATION DAMAGE OF REACTOR INNER COMPONENTS ON THE RESULTS OF INDENTATION TESTS 

      Autor: Ondracek, Jan; Materna, Ales
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)
      Irradiation of inner components of the WWER reactor type made from austenitic steel 08Ch18N10T alters their material properties and may cause component degradation. Numerical simulations of the indentation test on the non- ...

    • Influence of steel fibers on the fatigue behavior of high-performance concretes under cyclic loading 

      Autor: Ov, David; Breitenbücher, Rolf
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      Due to the advancement of high-performance concretes, the development of filigree constructions has been improved in the last decades. However, as the demand to create more filigree designs increases, the vulnerability to ...

    • INFLUENCE OF SUBSTRATE THICKNESS ON DIFFUSE COPLANAR SURFACE BARRIER DISCHARGE PROPERTIES 

      Autor: Čech , Jan; Zemánek , Miroslav; Sťahel , Pavel; Dvořáková , Hana; Černák , Mirko
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2014)
      In presented work the influence of dielectric barrier thickness on the parameters of Diffuse Coplanar Surface Barrier Discharge was investigated. The discharge was operated at atmospheric pressure laboratory air. The ...

    • Influence of the Amount of Master Alloy on the Properties of Austenitic Stainless Steel AISI 316L Powder Sintered in Hydrogen 

      Autor: Skaloń , Mateusz; Kazior , Jan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2012)
      AISI 316L austenitic stainless steel powder was modified with four different amounts of boron (0.1; 0.2; 0.3; 0.4 of wt. %) in the form of MasterAlloy micro-powder, and was sintered in a pure dry hydrogen atmosphere in ...

    • INFLUENCE OF THE RESULTS OF UHECR DETECTION ON THE LHC EXPERIMENTS 

      Autor: Petrukhin, Anatoly A.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The cosmic ray energy region 1015 ÷ 1017TeV corresponds to LHC energies 1 ÷ 14TeV in the center-of-mass system. The results obtained in cosmic rays (CR) in this energy interval can therefore be used for developing new ...

    • Influence of the structural integrity management on the levelized cost of energy of offshore wind: a parametric sensitivity analysis 

      Autor: Kinne, Marko; Farhan, Muhammad; Schneider, Ronald; Thöns, Sebastian
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The levelized cost of energy (LCoE) is an important measure to quantify the macro-economic efficiency of an offshore wind farm and to enable a quantitative comparison with other types of energy production. The costs of the ...