Search Results - "Tirabassi, T"

Air dispersion model and neural network: A new perspective for integrated models in the simulation of complex situations by Pelliccioni, A., Tirabassi, T.

“…The study presents the development of an integrated model that optimises the performances of Neural Nets (NN) and dispersion models developed by the authors…”
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The state-of-art of the GILTT method to simulate pollutant dispersion in the atmosphere by Moreira, D.M., Vilhena, M.T., Buske, D., Tirabassi, T.

“…In this work, we present a review of the GILTT (Generalized Integral Laplace Transform Technique) solutions for the one and two-dimensional, time-dependent,…”
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A multi-layer model for pollutant dispersion with dry deposition to the ground by Moreira, D.M., Tirabassi, T., Vilhena, M.T., Goulart, A.G.

“…This paper presents a semi-analytical solution for the steady advection–diffusion equation that allows simulating the vertical turbulent dispersion of air…”
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A puff model using a three-dimensional analytical solution for the pollutant diffusion process by Silva, E.J.G., Tirabassi, T., Vilhena, M.T., Buske, D.

“…A new model for the dispersion of passive puffs is presented (puff model). The model is based on the GILTT (Generalized Integral Laplace Transform Technique)…”
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Near-source atmospheric pollutant dispersion using the new GILTT method by Moreira, D.M., Vilhena, M.T., Tirabassi, T., Buske, D., Cotta, R.

“…In this work we present the GILTT method for the solution of the advection–diffusion equation utilizing an eddy diffusivity depending on source distance. With…”
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The GILTT solution of the advection–diffusion equation for an inhomogeneous and nonstationary PBL by Moreira, D.M., Vilhena, M.T., Buske, D., Tirabassi, T.

“…In this work, we present an analytical solution for the nonstationary two-dimensional advection–diffusion equation to simulate the pollutant dispersion in the…”
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Semi-analytical solution of the steady three-dimensional advection-diffusion equation in the planetary boundary layer by Costa, C.P., Vilhena, M.T., Moreira, D.M., Tirabassi, T.

“…We present a three-dimensional solution of the steady-state advection-diffusion equation considering a vertically inhomogeneous planetary boundary layer (PBL)…”
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Operational advanced air pollution modeling by TIRABASSI, Tiziano

“…-- Operational models that use solutions of the advection-diffusion equation based on more realistic assumptions than that of homogeneous wind and eddy…”
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A semi-analytical solution for the three-dimensional advection–diffusion equation considering non-local turbulence closure by Vilhena, M.T., Costa, C.P., Moreira, D.M., Tirabassi, T.

“…Atmospheric air pollution turbulent fluxes can be assumed to be proportional to the mean concentration gradient. This assumption, along with the equation of…”
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Turbulence parameterisation for PBL dispersion models in all stability conditions by Degrazia, G.A, Anfossi, D, Carvalho, J.C, Mangia, C, Tirabassi, T, Campos Velho, H.F

“…Accounting for the current knowledge of the planetary boundary layer (PBL) structure and characteristics, a new set of turbulence parameterisations to be used…”
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The representative day by Tirabassi, T., Nassetti, S.

“…The work presents a daily trend of pollutant concentrations, referred to as the “representative day”, i.e. the day for which the overal sum of the mean-square…”
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Evaluation of a new eddy diffusivity parameterisation from turbulent Eulerian spectra in different stability conditions by Mangia, C., Moreira, D.M., Schipa, I., Degrazia, G.A., Tirabassi, T., Rizza, U.

“…A parameterisation for the vertical diffusivity has been recently derived by some of the authors. The formulation, based on the Taylor's statistical theory,…”
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Derivation of eddy diffusivities from an unsteady turbulence spectrum by Goulart, Antônio G., Moreira, Davidson M., Carvalho, Jonas C., Tirabassi, T.

“…A general formulation for eddy diffusivities has been derived for use in atmospheric dispersion models. Expressions of eddy diffusivities for inhomogeneous…”
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New directions: Listening out for urban air pollution by Tirabassi, Tiziano

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An analytical solution of the advection-diffusion equation considering non-local turbulence closure by BUSKE, D, VILHENA, M. T, MOREIRA, D. M, TIRABASSI, T

“…Atmospheric air pollution turbulent fluxes can be assumed to be proportional to the mean concentration gradient. This assumption, along with the equation of…”
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The representative day technique in the study of photochemical smog pollution in falconara industrial area by TIRABASSI, T, GRIFONI, R. Cocci, PASSERINI, G

“…The issue of increasing tropospheric Ozone and, more in general, of photochemical smog is of growing in importance. It is, however, a problem of extreme…”
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Simulation of the dispersion of pollutants using two approaches for the case of a low source in the SBL : Evaluation of turbulence parameterisations by MOREIRA, D. M, CARVALHO, J. C, GOULART, A. G, TIRABASSI, T

“…An Eulerian model and a Lagrangian particle model are used to study the dispersion of a contaminant released from a low source in the Stable Boundary Layer…”
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Analytical air pollution advection and diffusion models by TIRABASSI, T

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Validation of a new turbulent parameterization for dispersion models in convective conditions by DEGRAZIA, G. A, RIZZA, U, MANGIA, C, TIRABASSI, T

“…A new parameterization for turbulentdispersion in a convective boundary layer isproposed. The model is based on turbulentkinetic energy spectra and Taylor's…”
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Spectral characteristics of wind and air pollution data in an industrial area by TIRABASSI, T

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