Search Results - "Nikolopoulos, N"

Integration of calcium looping technology in existing cement plant for CO2 capture: Process modeling and technical considerations by Atsonios, K., Grammelis, P., Antiohos, S.K., Nikolopoulos, N., Kakaras, Em

“…[Display omitted] •Process integration of cement plant with CaL including CO2 purification and capture.•Low S fuels are preferable for CaL system in terms of…”
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Application of an advanced coupled EMMS-TFM model to a pilot scale CFB carbonator by Zeneli, M., Nikolopoulos, A., Nikolopoulos, N., Grammelis, P., Kakaras, E.

“…This paper focuses on the CFD simulation of a CFB pilot-scale carbonator of a 1MWth DFB installation located at TU Darmstadt (TUD). The carbonator riser height…”
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Performance evaluation and optimization of the cooling system of a hybrid thermionic-photovoltaic converter by Zeneli, M., Bellucci, A., Sabbatella, G., Trucchi, D.M., Nikolopoulos, A., Nikolopoulos, N., Karellas, S., Kakaras, E.

“…[Display omitted] •Experimental investigation and CFD simulation of a copper plate heat spreader.•The heat spreader cools down a novel solid-state…”
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Numerical investigation Greek lignite/cardoon co-firing in a tangentially fired furnace by Karampinis, E., Nikolopoulos, N., Nikolopoulos, A., Grammelis, P., Kakaras, E.

“…► Cardoon/lignite co-firing CFD model for tangentially-fired pulverized-fuel boiler. ► Co-firing up to 10% thermal basis has no negative effect on operation. ►…”
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Dynamic modelling of an ultra high temperature PCM with combined heat and electricity production for application at residential buildings by Violidakis, Ι., Zeneli, M., Atsonios, K., Strotos, G., Nikolopoulos, N., Karellas, S.

“…The present study investigates the thermal performance of an ultra-high temperature (> 1000 °C) latent heat thermal energy storage system that utilizes silicon…”
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A numerical investigation of the evaporation process of a liquid droplet impinging onto a hot substrate by Nikolopoulos, N., Theodorakakos, A., Bergeles, G.

“…A numerical investigation of the evaporation process of n-heptane and water liquid droplets impinging onto a hot substrate is presented. Three different…”
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High-resolution 3-D full-loop simulation of a CFB carbonator cold model by Nikolopoulos, A., Nikolopoulos, N., Charitos, A., Grammelis, P., Kakaras, E., Bidwe, A.R., Varela, G.

“…This work focuses on the 3D full-loop CFD isothermal simulation of a transparent plexi-glass small-scale CFB carbonator built by IFK for the hydrodynamic…”
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Dynamics of water droplets detached from porous surfaces of relevance to PEM fuel cells by Theodorakakos, A., Ous, T., Gavaises, M., Nouri, J.M., Nikolopoulos, N., Yanagihara, H.

“…The detachment of liquid droplets from porous material surfaces used with proton exchange membrane (PEM) fuel cells under the influence of a cross-flowing air…”
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Numerical examination of an operationally flexible lignite-fired boiler including its convective section using as supporting fuel pre-dried lignite by Drosatos, P., Nikolopoulos, N., Nikolopoulos, A., Papapavlou, Ch, Grammelis, P., Kakaras, E.

“…This work simulates the main furnace and the convective section of the lignite-fired Ag. Dimitrios V boiler located in Kozani, Northern Greece, under three…”
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Simulation of the reacting flow within a pilot scale calciner by means of a three phase TFM model by Zeneli, M., Nikolopoulos, A., Nikolopoulos, N., Grammelis, P., Karellas, S., Kakaras, E.

“…The aim of the present work is the 3-D CFD simulation of the reacting flow inside a pilot-scale calciner, which is part of the 1MWth dual fluidized bed (DFB)…”
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An advanced EMMS scheme for the prediction of drag coefficient under a 1.2 MWth CFBC isothermal flow—Part I: Numerical formulation by NIKOLOPOULOS, A, PAPAFOTIOU, D, NIKOLOPOULOS, N, GRAMMELIS, P, KAKARAS, E

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The effect of gas and liquid properties and droplet size ratio on the central collision between two unequal-size droplets in the reflexive regime by Nikolopoulos, N., Bergeles, G.

“…A numerical investigation of various parameters affecting the collision process of two unequal sized droplets in a gaseous environment in the reflexive regime…”
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A decoupled approach for NOx–N2O 3-D CFD modeling in CFB plants by Nikolopoulos, A., Malgarinos, I., Nikolopoulos, N., Grammelis, P., Karrelas, S., Kakaras, E.

“…[Display omitted] •A decoupled 3-D NOx–N2O CFD model for CFBCs is developed and validated.•NOx–N2O heterogeneous and homogeneous reactions are…”
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Production of 5-HMF from Cellulosic Biomass: Experimental Results and Integrated Process Simulation by Kougioumtzis, M. A., Marianou, A., Atsonios, K., Michailof, C., Nikolopoulos, N., Koukouzas, N., Triantafyllidis, K., Lappas, A., Kakaras, E.

“…5-Hydroxymethylfurfural (5-HMF) is one of the most promising biomass derived platform chemicals. It can be synthesized from biomass carbohydrates, mainly…”
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An advanced EMMS scheme for the prediction of drag coefficient under a 1.2 MWth CFBC isothermal flow—Part II: Numerical implementation by NIKOLOPOULOS, A, ATSONIOS, K, NIKOLOPOULOS, N, GRAMMELIS, P, KAKARAS, E

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Off-centre binary collision of droplets: A numerical investigation by Nikolopoulos, N., Theodorakakos, A., Bergeles, G.

“…The paper presents results from a numerical investigation of the non-central binary collision of two equal size droplets in a gaseous phase. The flow field is…”
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The effect of Weber number on the central binary collision outcome between unequal-sized droplets by Nikolopoulos, N., Strotos, G., Nikas, K.S., Bergeles, G.

“…The central binary collision of two unequal sized droplets is numerically investigated using the volume of fluid (V.O.F.) methodology. The numerical method…”
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A numerical investigation of central binary collision of droplets by Nikolopoulos, N., Nikas, K.-S., Bergeles, G.

“…The paper presents a numerical investigation of the central collision of two equal-sized droplets in a gaseous phase. The investigation is based on the…”
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Parametric investigation of a renewable alternative for utilities adopting the co-firing lignite/biomass concept by Nikolopoulos, N., Agraniotis, M., Violidakis, I., Karampinis, E., Nikolopoulos, A., Grammelis, P., Papapavlou, Ch, Tzivenis, S., Kakaras, E.

“…(a) Induced velocity field and (b) NOx concentration spatial distribution at burner levels for cases A. •CFD model for co-firing of biomass/lignite in a…”
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Integrin-linked Kinase (ILK) Binding to Paxillin LD1 Motif Regulates ILK Localization to Focal Adhesions by Nikolopoulos, Sotiris N., Turner, Christopher E.

“…Paxillin is a focal adhesion adapter protein involved in integrin signaling. Paxillin LD motifs bind several focal adhesion proteins including the focal…”
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