Now showing items 5932-5951 of 36317

    • Effect of Particle Image Velocimetry Setting Parameters on Local Velocity Measurements in an Agitated Vessel 

      Author: Šulc R.; Ditl P.; Jašíková D.; Kotek M.; Kopecký V.; Kysela B.
      (VCH, 2019)
      Although they are obtained under the same conditions, results on the flow field in an agitated vessel achieved using particle image velocimetry (PIV) may vary due to differences in the PIV conditions. The influence on ...
    • EFFECT OF PVA MODIFICATION ON PROPERTIES OF CEMENT COMPOSITES 

      Author: Topič , Jaroslav; Prošek , Zdeněk; Indrová , Kateřina; Plachý , Tomáš; Nežerka , Václav; Kopecký , Lubomír; Tesárek , Pavel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      Polymers are used for modification of the cement-based composites and others building materials since the thirties of 20th century. Based on the conclusions of recent studies, it is assumed that even water soluble polymers ...
    • Effect of Residual Stress of Properties of Particle Filled Composites 

      Author: Prejzek Ondřej; Supervisor: Španiel Miroslav
      (České vysoké učení technické v Praze. Vypočetní a informační centrum., 2012-12-02)
    • EFFECT OF SLIP VELOCITY ON THE PERFORMANCE OF A SHORT BEARING LUBRICATED WITH A MAGNETIC FLUID 

      Author: Patel U., Rachana; Deheri M., G.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      This paper aims at analyzing the effect of velocity slip on the behavior of a magnetic fluid based infinitely short hydrodynamic slider bearing. Solving the Reynolds’ equation, the expression for pressure distribution is ...
    • Effect of speech activity parameter on PESQ's predictions in presence of independent and dependent loses 

      Author: Počta, P.; Holub, J.
      (2013)
      This paper deals with the investigation of PESQ's (Perceptual Evaluation of Speech Quality; also known as ITU-T Recommendation P.862) behavior under independent and dependent loss conditions from a speech activity parameter ...
    • Effect of Stress Induced Anisotropy on the Noise of Ring-core Fluxgate 

      Author: Butta M.; Ripka P.; Kraus L.
      (IEEE, 2015)
      In this paper we show how an anisotropy perpendicular to the direction of excitation is favourable to obtain low noise in fluxgate sensors. We produced ring cores by electroplating NiFe thin film (6 μm) over a bended copper ...
    • EFFECT OF THE ADDITION OF LI ON THE STRUCTURE AND MECHANICAL PROPERTIES OF HYPOEUTECTIC AlMg2Si ALLOYS 

      Author: Prach , Olena; Horník , Jakub; Mykhalenkov , Kostiantyn
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      Alloys with various contents of Li were studied by means of  differential scanning calorimetry (DSC), transmission electron microscopy (TEM) and energy dispersive X-Ray microanalysis (EDX).The TEM investigations revealed ...
    • EFFECT OF THE APPLICATION OF MICROWAVE ENERGY ON THE REGENERATION OF THE ADSORBENT 

      Author: Dobrotvorskiy , Sergey; Aleksenko , Borys; Dobrovolska , Ludmila; Basova , Yevheniia
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)
      Today, energy conservation is a priority. This is due to the shortage of energy resources, the growth of their cost and global environmental problems. The production of compressed air is a wery costly and power-consuming ...
    • EFFECT OF THE FLOW FIELD DEFORMATION IN THE WIND TUNNEL ON THE AERODYNAMIC COEFFICIENTS 

      Author: Maturkanič , Dušan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      The flow field quality has a principal signification at wind tunnel measurement. The creation of the flow field of air by fan leads to the rotation of entire flow field which is, moreover, deformed at the bends of the wind ...
    • EFFECT OF TUBE PITCH ON HEAR TRANSFER IN SPRINKLED TUBE BUNDLE 

      Author: Kracík , Petr; Pospíšil , Jiří
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      Water flowing on a sprinkled tube bundle forms three basic modes: the Droplet mode (the liquid drips from one tube to another), the Jet mode (with an increasing flow rate, the droplets merge into a column) and the Membrane ...
    • EFFECTIVE FRACTURE ENERGY OF ULTRAHIGHPERFORMANCE FIBREREINFORCED CONCRETE UNDER INCREASED STRAIN RATES 

      Author: Sovják , Radoslav; Rašínová , Jana; Máca , Petr
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2014)
      The main objective of this paper is to contribute to the development of ultra-high performance fibre reinforced concrete (UHPFRC) with respect to its effective fracture energy. Effective fracture energy was investigated ...
    • Effective image restoration algorithms for mobile devices 

      Author: Kamenický Jan; Supervisor: Flusser Jan; Opponent: Saic Stanislav
      (České vysoké učení technické v Praze. Vypočetní a informační centrum., 2011-12-15)
      Effective image restoration algorithms for mobile devices
    • EFFECTIVE USE OF ROTARY FURNACE SHELL HEAT 

      Author: Lisuch , Julius; Dorcak , Dusan; Spisak , Jan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2014)
      Significant proportion of the total energy expenditure for the heat treatment of raw materials are heat losses through the shell of rotary furnace. Currently, the waste heat is not used in any way and escapes into the ...
    • The Effects of Bituminous Binders on Cold Recycled Mixes Prepared by the Foamed Bitumen Technology 

      Author: Suda J.; Valentin J.
      (Trans Tech Publications, 2015)
      The foamed bitumen technology is experiencing a global renaissance with rather extensive development with respect to its application and research. However, the variability of available bituminous binders for utilization ...
    • Effects of Core Dimensions and Manufacturing Procedure on Fluxgate Noise 

      Author: Janošek M.; Vyhnánek J.; Zikmund A.; Butvin P.; Butvinová B.
      (Polish Academy of Sciences, 2014)
      The effect of demagnetizing factor and manufacturing procedure on noise of the fluxgate probes, manufactured from metallic glasses, is presented. The fluxgate probes were either tape-wound, or flat, wet-etched ringcore ...
    • Effects of cyclic loading on the mechanical properties of steel 

      Author: Versaillot Pierre Darry; Supervisor: Stratan Aurel; Opponent: Vulcu Cristian
      (České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2017-01-08)
      Laboratory experiments were performed on four European mild carbon steel grades i.e. S275, S355, S460 and S690 to investigate their stress-strain and low cycle fatigue behavior under cyclic loading. The coupons were tested ...
    • EFFECTS OF INITIAL MOISTURE CONTENT ON THE PRODUCTION AND QUALITY PROPERTIES OF SOLID BIOFUEL 

      Author: Matúš , Miloš; Križan , Peter; Beniak , Juraj; Šooš , Ľubomír
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      The moisture content of densified biomass is a limit parameter influencing the quality of the solid biofuel. It influences its calorific value, density, mechanical strength and dimensional stability as well as the production ...
    • EFFECTS ON THE FINAL INTENSITY OF INPUT FORCES IN LONGBOLTS INSTALLED AT THE MINING OPERATION 2 AREA OKD INC 

      Author: Dvořák , Pavel; Jiránková , Eva
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)
      In the deep coal mines of OKD, Inc., both bolts and long bolts of different designs are used for the rock massif and steel arch support reinforcement. Continuous measurement of forces in 6 strand bolts and 1 cable bolt ...
    • Efficient multiplication of sparse matrices 

      Author: Ladislav Bartůněk; Supervisor: Šimeček Ivan; Opponent: Langr Daniel
      (České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2019-06-20)
      Tato práce popisuje formáty řídkých matic XY, YX a CRS, algoritmy násobení řidké matice s řídkou maticí a zároveň popisuje algoritmy použivané pro paralelní algoritmy. Součástí práce je implementace v C++, testy nad reálnými ...