Search Results - "Bojko, Marián"

Computational Fluid Dynamics Could Enable Individualized Surgical Treatment of Nasal Obstruction (A Preliminary Study) by Plášek, Marek, Masárová, Michaela, Bojko, Marián, Komínek, Pavel, Matoušek, Petr, mánek, Martin

“…Passage of nasal airflow during breathing is crucial in achieving accurate diagnosis and optimal therapy for patients with nasal disorders. Computational fluid…”
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CFD simulations of the effect of wind on the spontaneous heating of coal stockpiles by Taraba, Boleslav, Michalec, Zdeněk, Michalcová, Vladimíra, Blejchař, Tomáš, Bojko, Marian, Kozubková, Milada

“…•Simulations with real fluctuations of the airflow were performed.•Promoting the role of wind on dynamics of the “Spon-Com” process of coal was…”
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Numerical modelling of a non-Newtonian fluid in the twin-screw pump by Bojko, Marian, Drábková, Sylva, Veselý, Josef, Zapletal, Rostislav

“…Twin screw pump is a positive displacement pump, which is widely used in numerous type of foodstuff applications. Numerical CFD analysis presented in this…”
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Investigation of hydraulic fitting losses by Bojko, Marian, Kozubková, Milada

“…Fluid flow in hydraulic systems, fittings, and piping causes hydraulic losses due to the change of flow direction and friction in the fluid. The main…”
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Experimental Investigation and Numerical Modelling of Flow Characteristics of Non-Rotating Twin Screw Model by Drábková, Sylva, Bojko, Marian, Veselý, Josef, Zapletal, Rostislav

“…Twin-screw pumps employ clearances between both screws and screw rotors and housing, which cause backflow as function of pressure differential. Reduction of…”
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Cavitation Flow of Oil and Water Through the Nozzle by Bojko, Marian, Kozubková, Milada, Jablonská, Jana

“…The hydraulic equipment and elements are designed so that the flow is not significantly affected by the content of gases in the fluid. In the case of…”
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Identification of Cavitation by Noise by Jablonská, Jana, Kozubková, Milada, Mahdal, Miroslav, Štramberský, Radek, Blejchař, Tomáš, Bojko, Marian

“…The identification of cavitation is very important in technical practice for operational and especially economic reasons. The article deals with the use of…”
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Methodology of using the Adjoint solver optimization tool during flow in the intercooler filling line to minimize pressure drop by Horová, Veronika, Bojko, Marian, Dobeš, Josef

“…The paper deals with numerical modelling of the flow in the intercooler filling line by Adjoint solver to minimize pressure loss. The ANSYS Fluent software was…”
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Multiphase Flow in the Gap Between Two Rotating Cylinders by Kozubková, Milada, Jablonská, Jana, Bojko, Marian, Pochylý, František, Fialová, Simona

“…The research of liquids composed of two (or more) mutually immiscible components is a new emerging area. These liquids represent new materials, which can be…”
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Mathematical and experimental modelling of flow of air-saturated water through a convergent-divergent nozzle by Jablonská, Jana, Bojko, Marian

“…In hydraulic elements an under-pressure is generated during fluid flow around sharp edges or changing the flow cross-section (e.g. for valves, switchgear,…”
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Multiphase flow and cavitation - Comparison of Flow in Rectangular and Circular Nozzle by Jablonská, Jana, Bojko, Marian

“…The paper describes the experimental measurement of cavitation domain at multiphase turbulent flows in rectangular and circular nozzle. The flowing medium is…”
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Experimental research of multiphase flow with cavitation in the nozzle by Kozubkova, Milada, Bojko, Marian, Jablonska, Jana, Homa, Dorota, Tůma, Jiří

“…The paper deals with the problems of cavitation in water flow in the nozzle. The area of research is divided into two directions (experimental and numerical…”
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Experimental equipment for measuring physical properties of the annular hydrostatic thrust bearing by Kozdera, Michal, Drábková, Sylva, Bojko, Marian

“…The hydraulic circuit, through which the mineral oil is brought, is an important part of hydrostatic bearings. The annular hydrostatic thrust bearing consists…”
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Investigation of the influence of radial grooves on the flow in an eccentrically deposited annulus using CFD numerical simulation by Bojko, Marian, Kozubkova, Milada, Kozdera, Michal, Zavila, Ondřej

“…This paper evaluates the influence of radial grooves in the eccentrically deposited annulus using by mathematical modeling of fluid flow through each grooves…”
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Numerical models and experiment of air flow in a simulation box for optical wireless communications by Latal, Jan, Hajek, Lukas, Bojko, Marian, Vitasek, Jan, Koudelka, Petr, Kepak, Stanislav, Vanderka, Ales, Vasinek, Vladimir

“…In this article, the authors focused on real measurements of mechanical turbulence generated by ventilators in the simulation box for Optical Wireless…”
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Modelling of airflow in a closed simulation box with regard to atmospheric optical link by Hajek, Lukas, Latal, Jan, Bojko, Marian, Poboril, Radek, Koudelka, Petr, Vitasek, Jan, Siska, Petr, Vasinek, Vladimir

“…Article is dealing with defining of mathematical turbulent air flow numerical model in the laboratory box with help of ANSYS Fluent software application. The…”
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Heat transfer analysis of a liquid cooling device using thermoelectric elements by Guráš, Radek, Mahdal, Miroslav, Bojko, Marian

“…•Design and construction of an innovative liquid cooling unit based on the Peltier cells.•Optimization of heat exchanger insulation to prevent heat losses…”
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Numerical and experimental investigation of flue gases heat recovery via condensing heat exchanger by Macháčková, Adéla, Kocich, Radim, Bojko, Marian, Kunčická, Lenka, Polko, Krzysztof

“…•Original heat exchanger was designed and evaluated numerically and experimentally.•1D condensing heat exchanger model based on Colburn-Hougen model was…”
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Numerical analysis of secondary heat exchanger designed for CHP units with microturbine by Macháčková, Adéla, Kocich, Radim, Bojko, Marian, Klečková, Zuzana

“…Our investigation was focused on possibilities of application of a secondary exchanger for use of flue gas waste heat produced by small microturbines. The…”
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Numerical analysis of the tubular heat exchanger designed for co-generating units on the basis of microturbines by Kocich, Radim, Bojko, Marian, Macháčková, Adéla, Klečková, Zuzana

“…The application of numerical simulations using the computational fluid dynamics (CFD) analysis when mapping processes in the course of which the heat…”
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