Recent Submissions

  • VERIFICATION OF CENSUS DEVICES IN TRANSPORTATION RESEARCH 

    Author: Petrů, Jan; Kludka, Michal; Krivda, Vladislav; Mahdalova, Ivana; Zeman, Karel
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    The article presents a comparison of three devices and two methods that are used to count traffic flow. All measurements were carried out at a roundabout in Ostrava, where the following devices were used: Viacount II, Icoms ...
  • EXPERIMENTAL CHARACTERIZATION OF AN OVERDENSE PLASMA IN A COMPACT ION SOURCE 

    Author: Castro , Giuseppe; Mascali , David; Romano , Francesco Paolo; Altana , Carmen; Caliri , Claudia; Celona , Luigi; Di Giugno , Rossella; Gambino , Nadia; Lanaia , Davide; Miracoli , Rosalba; Musumarra , Agatino; Neri , Lorenzo; Torrisi , Giuseppe; Gammino , Santo
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Electron Cyclotron Resonance Ion Sources (ECRIS) are compact plasma-based machines able to feed particle accelerators with high intensity beams of multi-charged ions. ECRIS plasmas are density-limited, since they are ...
  • A SYSTEM AND A DEVICE FOR ISOLATING CIRCULATING TUMOR CELLS FROM THE PERIPHERAL BLOOD IN VIVO 

    Author: Mego , Michal; Kocifaj , Miroslav; Kundracik , František
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Circulating tumor cells (CTC) play a crucial role in disseminating tumors and in the metastatic cascade. CTCs are found only in small numbers, and the limited amount of isolated CTCs makes it impossible to characterize ...
  • SIMULATION ANALYSIS OF PREHEATER CHARGE TO THE ROTARY FURNACE 

    Author: Mikula , Jan; Palička , Pavol; Kerekanic , Jan
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Mathematical modeling of heat aggregates is one of the fundamental methods of the mathematical modelling research. A mathematical model based on the method of elementary balances was created for the thermal treatment of ...
  • ANALYSIS OF MECHANICAL PROPERTIES OF HYDROTHERMALLY CURED HIGH STRENGTH CEMENT MATRIX FOR TEXTILE REINFORCED CONCRETE 

    Author: Holčapek , Ondřej; Vogel , Filip; Konvalinka , Petr
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    The main objective of this article is to describe the influence of hydrothermal curing conditions in an autoclave device (different pressure and temperature), which took place at various ages of a fresh mixture (cement ...
  • TREATMENT OF NATURAL GAS BY ADSORPTION OF CO2 

    Author: Hádková , Kristýna; Tekáč , Viktor; Ciahotný , Karel; Beňo , Zdeněk; Vrbová , Veronika
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Apart from burning, one of the possible uses of natural gas is as a fuel for motor vehicles. There are two types of fuel from natural gas — CNG (Compressed Natural Gas) or LNG (Liquefied Natural Gas). Liquefaction of natural ...
  • UNSTEADY FLOW OF THIXOTROPIC COLLAGEN SUBSTANCE IN PIPES 

    Author: Žitný , Rudolf; Landfeld , Aleš; Skočilas , Jan; Štancl , Jaromír; Flegl , Vlastimil; Houška , Milan
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Unsteady flow of thixotropic liquid in pipes is solved by 1D and 2D numerical methods using the same constitutive equation — the only difference is in the radial diffusion of the structural parameter. Comparison shows that ...
  • A COMPACTING PROCESS OF THE EN AW 6060 ALLOY 

    Author: Dragošek , Lukáš; Kociško , Róbert; Kováčová , Andrea; Bidulsky , Robert; Škrobian , Milan
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    This study reports on an investigation of factors affect the process of compacting Al chips which are used to direct scrap processing through the forward extrusion method. EN AW 6060 chips of different geometry and types ...
  • 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 ...
  • CONDENSATION OF WATER VAPOR IN A VERTICAL TUBE CONDENSER 

    Author: Havlík , Jan; Dlouhý , Tomáš
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    This paper presents an analysis of heat transfer in the process of condensation of water vapor in a vertical shell-and-tube condenser. We analyze the use of the Nusselt model for calculating the condensation heat transfer ...
  • PYROLYSIS OF BROWN COAL USING A CATALYST BASED ON W–Ni 

    Author: Jílková , Lenka; Ciahotný , Karel; Kusý , Jaroslav
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Tars from pyrolysis of brown coal can be refined to obtain compounds suitable for fuel production. However, it is problematic to refine the liquids from brown coal pyrolysis, because high molecular compounds are produced, ...
  • ON THE SPEED OF SOUND IN STEAM 

    Author: Šafarík , Pavel; Nový , Adam; Jícha , David; Hajšman , Miroslav
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    A study of the speed of sound in a pure water substance is presented here. The IAPWS data on the state of water and steam are applied only for investigating the speed of sound for a one-phase medium. A special numerical ...
  • COMPARISON BETWEEN 2D TURBULENCE MODEL ESEL AND EXPERIMENTAL DATA FROM AUG AND COMPASS TOKAMAKS 

    Author: Ondac , Peter; Horacek , Jan; Seidl , Jakub; Vondrácek , Petr; Müller Werner, Hans; Adámek , Jirí; Nielsen Henry, Anders
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    In this article we have used the 2D fluid turbulence numerical model, ESEL, to simulate turbulent transport in edge tokamak plasma. Basic plasma parameters from the ASDEX Upgrade and COMPASS tokamaks are used as input for ...
  • PROTON STOPPING POWER OF DIFFERENT DENSITY PROFILE PLASMAS 

    Author: Casas , David; Barriga-Carrasco , Manuel D.; Andreev , Alexander A.; Schnürer , Matthias; Morales , Roberto
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    In this work, the stopping power of a partially ionized plasma is analyzed by means of free electron stopping and bound electron stopping. For the first instance, the RPA dielectric function is used, and for the latter ...
  • IMMOBILISATION OF HUMIC SUBSTANCES USING PLASMA MODIFICATION 

    Author: Hájková , Pavlína; Tichý , David; Čmelík , Jiří; Antoš , Petr
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    This paper presents a study of the immobilization of humic substances (HSs) on a polypropylene (PP) nonwoven fabric. In order to attach the HSs, the PP nonwoven fabric was modified in a volume of nonthermal atmospheric ...
  • ENERGY EFFICIENCY OF PLANAR DISCHARGE FOR INDUSTRIAL APPLICATIONS 

    Author: Kelar , Jakub; Čech , Jan; Slavíček , Pavel
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Diffuse Coplanar Surface Barrier Discharge has proven its capabilities as an industry-ready plasma source for fast, in-line and efficient plasma treatment at atmospheric pressure. One parameter required by industry is ...
  • COMPARISON OF COOLING SCHEMES FOR HIGH HEAT FLUX COMPONENTS COOLING IN FUSION REACTORS 

    Author: Domalapally , Phani Kumar; Entler , Slavomir
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    Some components of the fusion reactor receives high heat fluxes either during the startup and shutdown or during the operation of the machine. This paper analyzes different ways of enhancing heat transfer using helium and ...
  • CFD SIMULATION OF THE HEAT TRANSFER PROCESS IN A CHEVRON PLATE HEAT EXCHANGER USING THE SST TURBULENCE MODEL 

    Author: Skočilas , Jan; Palaziuk , Ievgen
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    This paper deals with a computational fluid dynamics (CFD) simulation of the heat transfer process during turbulent hot water flow between two chevron plates in a plate heat exchanger. A three-dimensional model with the ...
  • SIMULATION MODEL BASED ON REGIONAL DEVELOPMENT AND VIRTUAL CHANGES 

    Author: Dlask , Petr
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    This paper reports on change as an indicator that can be provide more focused goals in studies of development. The paper offers an answer to the question: How might management gain information from a simulation model and ...
  • NOx EMISSIONS FROM BUBBLING FLUIDIZED BED COMBUSTION OF LIGNITE COAL 

    Author: Skopec , Pavel; Hrdlička , Jan; Opatřil , Jan; Štefanica , Jiří
    (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
    This paper presents experimental results of NOx emission measurements for combustion of two kinds of coal in a bubbling fluidized bed combustor. The tested fuels were Czech brown coal (CBC) and German young brown coal ...

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