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Yuri N. Skiba
Pág. 283 - 296
The nonlinear barotropic vorticity equation (BVE) describing the vortex dynamics of viscous incompressible and forced fluid on a rotating sphere is considered. The asymptotic behavior of solutions of nonstationary BVE as t ? 8 is studied. Particular form...
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Yuri N. Skiba,David Parra-Guevara
The advection-diffusion equation is used for describing the dispersion of pollutants in a limited area. Methods for preventing dangerous levels of pollutants in ecologically important zones are suggested. The methods are based on the control of emission ...
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S. N. BULGAKOV,YURI N. SKIBA
The classic Stommel (1961) model of thermohaline circulation has predicted the existence of two modes of ocean motion for the pole-equator system. These are, one-cell thermal and one-cell saline modes. In contrast, the laboratory experime...
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YURI N. SKIBA,S. N. BULGAKOV
A series of laboratory experiments with forced temperature and salinity were conducted using an apparatus (channel between pole and equator boxes) designed to duplicate the conceptual Stommel?s model of thermohaline circulation. The flow patterns are ...
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ISMAEL PÉREZ GARCÍA,YURI N. SKIBA
A numerical algorithm for the normal mode instability study of a steady nondivergent flow on a rotating sphere is developed. The algorithm accuracy is tested with zonal solutions of the nonlinear barotropic vorticity equation (Legendre polynomials, zo...
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DAVID PARRA GUEVARA,YURI N. SKIBA
The problem of propagation of pollutants emitted into the atmosphere by various industrial sources is formulated using the two-dimensional transport equation. An adjoint transport model and dual principle are derived that permit to impose sufficient r...
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ISMAEL PÉREZ GARCÍA,YURI N. SKIBA
A numerical spectral model of the barotropic atmosphere is used to simulate well-known exact solutions of the vorticity equation for an ideal incompressible fluid on a rotating sphere. Primary emphasis is received to the behavior of the relative error...
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YURI N. SKIBA,JULIAN ADEM,TOMÁS MORALES ACOLTZI
A structure of the matrix resulting from the normal mode stability of tonal non-divergent flows on a sphere is analyzed. The analysis is based on using the recurrent formula derived for the nonlinear triad interaction coefficients. As an application, ...
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VALENTINA DAVYDOVA BELITSKAYA,YURI N. SKIBA
Both statistical methods and mathematical modelling are used to study the distribution and evolution of various climatic characteristics in the humidity field of Mexico. The statistical analysis provides local humidity estimates based on Kriging's met...
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YURI N. SKIBA,JULIAN ADEM,TOMÁS MORALES ACOLTZI
The adjoint method is applied to derive simple integral formulas for the sensitivity study of the Adem Ocean Thermodynamic Model to small variations both in the heat forcing and in the initial and boundary conditions In each formula, the adjoint model...
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