About
71
Publications
11,361
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
315
Citations
Introduction
Thermal Power Plants optimization,
Complex thermal tests on a Thermal Power Plants,
Hazardous waste destruction in thermal plasma
Additional affiliations
July 1994 - May 2021
June 1994 - present
Education
November 1987 - November 1992
Publications
Publications (71)
Several recently signed environmental agreements and protocols emphasize the global need to reduce greenhouse gas emissions, with a focus on limiting coal consumption due to high NOX and CO2 emissions. However, many countries, including those in the Western Balkans, rely heavily on coal for electricity generation. The outdated thermal power plant i...
The paper presents experimental investigation, calculations and analyzes of emission factors of low-quality domestic lignite from the Kolubara Basin, which is used for the operation of the Thermal Power Plant "Nikola Tesla". The studied lignite samples presented in this paper and their mutual comparison cover seven years of operation in the period...
Fluidized bed combustion offers key advantages such as high efficiency, environmental friendliness, fuel flexibility, and load adaptability, making it suitable for various applications such as power generation, biomass gasification, and petrochemical processing. This study presents a numerical investigation of the gasification processes in a pilot-...
When we discuss biomass and its use for energy, we always have in mind its benefits, such as its ability to-reduce greenhouse gas emissions by replacing fossil fuels;-increase energy security by diversifying the energy mix and reducing dependence on imported fuels; and-create economic opportunities by promoting rural development, creating jobs, and...
Biomass waste recovery is an environmentally friendly method of waste management and sustainable energy production that effectively reduces greenhouse gas emissions and mitigates climate change. As a result, biomass is emerging as a significant source of renewable energy, replacing fossil fuels to power a green and sustainable society and accelerat...
This paper presents experimental tests of lignite from the Kostolac open-pit mine, used to operate the boiler of the Kostolac B2 thermal power plant in 2022. Experimental tests were conducted to determine the emission characteristics and carbon emission factor and compare these values with those taken and determined in 2016. A total of 31 samples t...
The paper presents the results of lignite Carbon Emission Factor (CEF) determination originating from the Balkan Peninsula, namely Greek and lignites from Turkey, Bosnia and Herzegovina, Serbia, and Montenegro. For the experimental investigation, samples were considered based on as received, as determined, and on a dry basis. The experimental analy...
The paper considers treating Polychlorinated biphenyls-PCBs as the most dangerous group of Persistent Organic Pollutants, also known as POPs, in a low-temperature DC electric arc thermal plasma reactor as one of the best available technologies for its decomposition. A complex mathematical model defines the thermodynamic equilibrium of chemical syst...
Devolatilisation is a process of volatile components formation that takes place immediately after the drying process and precedes combustion or gasification. The paper presents the procedure for determining the composition of devolatilisation products on the wheat residue biomass sample. The components considered devolatilisation products are carbo...
Oxy-fuel combustion is the most promising carbon capture and storage technology, which eliminates carbon dioxide emissions into the atmosphere and also decreases nitrogen oxides emissions thereby lowering global warming potential. In order to implement oxy-fuel combustion technology in full scale power plants, its costs, mainly connected with the a...
The anthropogenic emission of GHG especially CO has to be limited and reduced due to 2 their impact on global warming and climate change. Combustion of fossil fuels in the energy sector has a dominant share in total GHG emissions. In order to reduce GHG emission, European Union established a scheme for GHG allowance trading within the community, an...
Paper presents short review of research problems, applied methods for solving
problems and main results obtained by the researchers in Laboratory for
Thermal Engineering and Energy (LTE) of the "Vinča" Institute of Nuclear
Sciences, Belgrade, Serbia dealing with pulverized coal combustion processes
and technologies for reduction of pollutions probl...
Paper gives a review of the most important results of turbulence research
achieved by the Laboratory for Thermal Engineering and Energy. Paper
presents detailed overview of the history of the scientific research
provided in the laboratory, from the beginning in the mid-60s to today,
pointing out the main reasons initiating the investigations in thi...
Oxy-fuel coal combustion, together with carbon capture and storage or
utilization, is a set of technologies allowing to burn coal without emitting
globe warming CO2. As it is expected that oxy-fuel combustion may be used
for a retrofit of existing boilers, development of a novel oxy-burners is very
important step. It is expected that these burners...
New system for start-up and flame support based on coal gasification by low
temperature air thermal plasma is planned to supplement current heavy oil
system in Serbian thermal power plants in order to decrease air pollutions
emission and operational costs. Locally introduced plasma thermal energy
heats up and ignites entrained coal particles, thus...
A fuzzy approximation concept is applied in order to predict results of
coupled computational structure mechanics and computational fluid dynamics
while solving a problem of steady incompressible gas flow through thermally
loaded rectangular thin-walled channel. Channel wall deforms into wave - type
shapes depending on thermal load and fluid inlet...
BSTRACT A fuzzy approximation concept is applied in order to predict results of coupled computational structure mechanics and computational fluid dynamics while solving a problem of steady incompressible gas flow through thermally loaded rectangular thin-walled channel. Channel wall deforms into wave-type shapes depending on thermal load and fluid...
Different scale tests to explore the influence of fiberglass mesh on the fire behaviour of EPS (expanded polystyrene) have been conducted. Micro-scale Combustion Calorimeter (MCC) to measure the heat release rate per unit mass, heat release capacity and the total heat release of EPS and as well as the fiberglass for milligram specimen mass has been...
A fuzzy approximation concept is applied in order to predict results of coupled computational structure mechanics and computational fluid dynamics while solving a problem of steady incompressible gas flow through thermally loaded rectangular thin-walled channel. Channel wall deforms into wave-type shapes depending on thermal load and fluid inlet ve...
New system for start-up and flame support based on coal gasification by low temperature air thermal plasma is planned to supplement current heavy oil system in Serbian thermal power plants in order to decrease air pollutions emission and operational costs. Locally introduced plasma thermal energy heats up and ignites entrained coal particles, thus...
A descriptive model for isolated char particle combustion under conventional and oxy–fuel conditions was developed. Suggested model is based on the percolation theory and Monte Carlo simulation technique. Char particle was modeled as a square lattice consisting of a large number of small sites. Sites correspond either to fixed carbon, ash, or pore,...
Fazi ekspertski sistem za prora~un parametara spregnute numeri~ke analize interakcije fluida i tankozidne strukture Nau~ni rad U radu su prikazani rezultati numeri~kih prora~una interakcije fluid-struktura kori{}ewem diskretizacionih numeri~kih metoda ‡ metode kona~nih elemenata za prora~un naponsko-deformacionog stawa zida kanala i metode kona~nih...
Despite benefiting from vast fuel reserves, combustion of low-rank coals is commonly characterized by low thermal efficiency and high pollutant emissions, partly due to high moisture content of the coals in question. Thus, removal of moisture from low-rank coals is deemed an important quality upgrading method. The paper provides an overview of the...
Novel model of coal particle combustion was developed. The aim of proposed model is to describe all possible mechanisms for particle combustion and their sensitivity to combustion conditions. (© 2013 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim)
The paper addresses results for the case of convective drying of particulate solids in a packed and in a fluid bed, analyzing agreement between the numerical results and the results of corresponding experimental investigation, as well as the differences between packed and fluid bed operation. In the fluid bed simulation model of unsteady simultaneo...
The revised Intergovernmental Panel on Climate Change guidelines for national greenhouse gas inventories recommends that more comprehensive and thus more reliable characteristics of the local fossil fuels should be used for the national greenhouse gas inventory calculations. This paper deal with the carbon emission characteristics of low-calorific...
The necessity of the reduction of greenhouse gas emissions, as formulated in the Kyoto Protocol, imposes the need for improving environmental aspects of existing thermal power plants operation. Improvements can be reached either by efficiency increment or by implementation of emission reduction measures. Investments in refurbishment of existing pla...
Laboratorija za termotehniku i energetiku, Institut za nuklearne nauke "Vin~a", Univerzitet u Beogradu, Beograd, Srbija Emisioni faktor lignita kolubarskog basena Stru~ni rad UDK: 662.613+662.641.2:504.7 Prema me|unarodno priznatoj metodologiji za procenu emisije gasova staklene ba{te (The Re vised 1996 IPCC Guide lines for Na tional Green house Ga...
The resilience of a system can be achieved by reducing its probability of failure as well as reducing the con-sequences from such failures and the time to recovery. Quantification of resilience is first approached from the broader societal context, from which the engineering sub-problem is formulated as an important building block of the integrated...
In accordance with the Revised 1996 IPCC Guidelines for National Greenhouse Gas Inventories, it is recommended that more precise and reliable characteristics of the local fossil fuels should be introduced in the national GHG inventories. This paper deal with the carbon emission characteristics of low-calorific lignite recovered from the Kolubara Op...
The results of equilibrium composition computation and total (including heat of formation) enthalpy calculation, in the temperature range of 1000 to 6000 and at pressure of 1 bar, for the Si-C-H-N system are presented in the paper. These data enable the determination and optimization of mass, temperature and energy parameters of the powder producti...
The paper presents new experimental method developed and new measuring system developed and installed into flame-gas tract of utility boiler. Investigations have been performed at the steam boiler of unit 2 at TPP "Ptolemais". Ptolemais, Greece. which suffered from very unstable combustion and great pressure oscillations Experimental method. based...
Pulverized coal particles concentration distribution across the burner's distribution channels, especially where plasma torches are installed, is one of the key issues for efficient implementation of plasma system for liquid fuel free combustion support at the pulverized coal fired boilers. The possibility of pulverized coal particles concentration...
A wind energy system transforms the kinetic energy of wind into mechanical or electrical energy that can be harnessed for practical use. Mechanical energy is most commonly used for pumping water in rural or remote locations. Electrical energy is obtained by connecting wind turbine with the electricity generator. The performance of the wind power pl...
For thermal plasma processing of solid particles (including processes like plasma spraying, spheroidizing, decomposition, melting or fuming of fine particles, synthesis ofultrafine particles, etc.) injection and mixing, i.e. momentum, heat and mass transfer between solid particles and plasma flow is of great importance for the quality of the produc...
Resilience management performance comprise the resilience management processes: building awareness of resilience issue, selection of essential organizational components, selection of organizational operation, identification and prioritization of keystone vulnerability. Management knowledge comprise following elements: Commercial knowledge managemen...
The main aim of this paper is determination of influence of movable shutters mounted inside the air-coal channels on two phase flow velocity field and pulverized coal particle distribution along them. Totally, three characteristic numerical simulation tests are presented in the paper. In the first simulation all eight shutters have been in vertical...
The subject of this work is turbulent two-phase flow through air-coal channel(s) of complex geometry. The aim of this work is numerical optimization of fluid flow and coal particle distribution in reconstructed air-coal mixture channels. The single blade turbulator has been used to increase turbulence in the vertical section of an air-coal mixture...
The purpose of this study is the experimental investigation on self-sustained oscillating jet characteristics. Main aim was to describe vertical structures of turbulent air jet issuing from the nozzle of special configuration modified by the controlled oscillations in free jet setup. In the present experiments was used so-called "whistler nozzle",...
Few specific requirements have to be solved, in order to implement plasma system for black mineral oil free combustion support on power plant boilers. One of the key requirements in the implementation process is a regulation of coal powder distribution in the mixture channel in order to achieve adequate concentration in the zone where thermal plasm...
Main aim of this study is the experimental investigation on self-sustained oscillating jet characteristics. Attention was paid to the role of flow or vortical structures modified by the controlled oscillations in free and impinging jet setup. In the present experiments was used "whistler- nozzle", a simple-structured device that can induce self-sus...
A numerical 3D Euler-Lagrangian stochastic-deterministic (LSD) model of two-phase flow laden with solid particles was developed. The model includes the relevant physical effects, namely phase interaction, panicle dispersion by turbulence, lift forces, particle-particle collisions, particle-wall collisions, heat and mass transfer between phases, mel...
Whistler nozzle has a simple geometry, consisting of a constant diameter straight pipe nozzle and the sudden expansion of a collar which can slide over the pipe nozzle. With a certain sliding length of the collar, audible self-oscillation can be generated in the jet flow. This oscillatory excitation can enhance the entrainment of the surroundings a...
The results of equilibrium composition and total enthalpy computation in the temperature range of 1000 to 6000 K and at pressure of 1 bar, for the systems and are presented in the paper. These data enable the determination, and optimization of mass, temperature and energy parameters of the process for ultrafine boron nitride powder production by th...
Paper presents the results of plasma synthesis of Si3N4 nanophase powder in a DC nitrogen thermal plasma. Silicon powder (particle diameter range 0.1÷60 μm, mean mass particle diameter 13.6 μm, specific surface area 1.8 m2/g) as a precursor was injected (mass flow rate 0.06÷0.12 g/s) at the exit of DC plasma torch (electric power level 78÷85 kW, ni...
The results of equilibrium composition and total enthalpy computation in the temperature range of 1000 to 6000 K and at pressure of 1 bar, for the systems B-O-H-N and B-O-C-H-N are presented in this paper. These data enable the determination, and optimization of mass, temperature and energy parameters of the process for the production of ultrafine...
For ultrafine powder processing the linear D.C. plasma torch with are stabilization by swirling gas flow and additionally by magnetic field, has been investigated. Paper presents the mass, electric and energy parameters, experimentally obtained, with and without anode-shield insert. In those experiments plasma gas was nitrogen, mass flow rate 2,8 d...