Search Results - "Zdenek Jegla"

Industrial Waste Heat Utilization in the European Union—An Engineering-Centric Review by Turek, Vojtěch, Kilkovský, Bohuslav, Daxner, Ján, Babička Fialová, Dominika, Jegla, Zdeněk

“…The efficient utilization of waste heat from industrial processes can provide a significant source of energy savings for production plants, as well as be a…”
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The Effect of Inert Fuel Compounds on Flame Characteristics by Hudák, Igor, Skryja, Pavel, Bojanovský, Jiří, Jegla, Zdeněk, Krňávek, Martin

“…To describe the effects of inert compounds in gaseous fuel, experiments on three different process burners (staged fuel burner, staged air burner, and…”
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Effects of Oxygen-Enhanced Combustion Methods on Combustion Characteristics of Non-Premixed Swirling Flames by Skryja, Pavel, Hudak, Igor, Bojanovsky, Jiří, Jegla, Zdeněk, Korček, Lubomír

“…The objective of the present study was to experimentally investigate and compare the characteristics of three oxygen-enhanced combustion (OEC) methods; premix…”
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Technology for Hot Spring Cooling and Geothermal Heat Utilization: A Case Study for Balneology Facility by Vondra, Marek, Buzík, Jiří, Horňák, David, Procházková, Michaela, Miklas, Václav, Touš, Michal, Jegla, Zdeněk, Máša, Vítězslav

“…Reducing energy costs in Europe is more challenging than before due to extreme price increases. The use of local renewable energy sources is one way to…”
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Indirect Convective Solar Drying Process of Pineapples as Part of Circular Economy Strategy by Azouma, Yaovi Ouézou, Drigalski, Lynn, Jegla, Zdeněk, Reppich, Marcus, Turek, Vojtěch, Weiß, Maximilian

“…This study investigates the industrial-scale application of a simple convective solar drying process of pineapples as part of a circular economy strategy for…”
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An Experimental Verification of Pressure Drop for Integrated Regenerative Equipment by Bohuslav Kilkovsky, Zdenek Jegla

“…New trends in the design of individual pieces of equipment in up-to-date waste-to-energy (WtE) plants especially for low or medium capacity are a gradual…”
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Fouling Simulations of a Passive Part of the Testing Combustion Facility by Jirí Strouhal, Tomáš Jurena, Zdenek Jegla

“…Results from the previous work of Strouhal et al. (2020) suggest that the used CFD fouling model together with user-implemented subroutines is not sufficient…”
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Advanced Modular and Integrated Equipment Design Trend in Waste-to-Energy Processes by Martin Krnávek, Vít Freisleben, Zdenek Jegla

“…Proper processing and management of various types of waste represent an important feature of a developed society. Thermal processing followed by heat…”
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Nonlinear Finite Element Analysis-Based Flow Distribution and Heat Transfer Model by Létal, Tomáš, Turek, Vojtěch, Babička Fialová, Dominika, Jegla, Zdeněk

“…A new strategy for fast, approximate analyses of fluid flow and heat transfer is presented. It is based on Finite Element Analysis (FEA) and is intended for…”
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Development of Heat and Fluid Flow Distribution Modelling System for Analysing Multiple-Distributed Designs of Process and Power Equipment by Zdenek Jegla, Dominika Fialova

“…More accurate modelling of heat and fluid flow distribution in apparatuses grows in importance due to ever-increasing demands on process and power heat…”
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Using Agricultural Waste for Biogas Production as a Sustainable Energy Supply for Developing Countries by Yaovi Ouezou Azouma, Zdenek Jegla, Marcus Reppich, Vojtech Turek, Maximilian Weiss

“…The paper focuses on the research, development, and application of simple, reliable, efficient, and low maintenance technology for the production of biogas…”
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Thermal load non-uniformity estimation for superheater tube bundle damage evaluation by Naď, Martin, Jegla, Zdeněk, Létal, Tomáš, Lošák, Pavel, Buzík, Jiří

“…Industrial boiler damage is a common phenomenon encountered in boiler operation which usually lasts several decades. Since boiler shutdown may be required…”
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CFD modelling of an initial powdery layer on cooled tubular surfaces by Strouhal, Jiří, Juřena, Tomáš, Jegla, Zdeněk

“…Fouling in convective parts of boilers is typical of the deposition of solid particles and condensable inorganic vapours. Particle sticking is caused mainly by…”
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Validation of Developed Modified Plug-Flow Furnace Model for Identification of Burner Thermal Behaviour by Z. Jegla, J. Horsák, V. Turek, B. Kilkovský, J. Tichý

“…The paper discusses results of the next stage of development of the so-called Modified Plug-Flow Furnace Model (MPF) which was in its initial formulation…”
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Experimentally Verified Flow Distribution Model for a Composite Modelling System by Fialová, Dominika Babička, Jegla, Zdeněk

“…Requirements of modern process and power technologies for compact and highly efficient equipment for transferring large heat fluxes lead to designing these…”
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Analytical approach for energy retrofit of waste gas-to-energy units by Freisleben, Vít, Jegla, Zdeněk, Krňávek, Martin

“…•Energy demand of waste gas-to-energy (WGtE) units can be significantly reduced by performing the Energy Retrofit (ER).•A new tailor-made analytical method for…”
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Practical Energy Retrofit of Heat Exchanger Network Not Containing Utility Path by Jegla, Zdeněk, Freisleben, Vít

“…The paper presents a method developed for the energy retrofit of specific Heat Exchanger Networks not containing Utility Paths. This useful and highly…”
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Standards for fired heater design: Analysis of two dominant heat flux variation factors by Hájek, Jiří, Jegla, Zdeněk

“…[Display omitted] •Evidence is provided that fired heater design standards need correction.•Longitudinal heat flux variability is analysed experimentally and…”
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Conceptual Design Method for Energy Retrofit of Waste Gas-to-Energy Units by Freisleben, Vít, Jegla, Zdeněk

“…Many industrial waste gasses, especially from chemical and petrochemical processes, contain combustible substances enabling their utilization as a promising…”
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Analysis of Fired Equipment within the Framework of Low-Cost Modelling Systems by Fialová, Dominika, Jegla, Zdeněk

“…Fired equipment suffers from local overloading and fouling of heat transfer surfaces, products are not of the required quality, and operating costs are…”
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