Theory of turbulence and modeling of turbulent transport in the atmosphere
The model of a continuous transition from laminar to turbulent flow in the boundary layer. The theory of the spectral density of turbulent pulsations is developed. Continuous transition to turbulence. Spectral characteristics of turbulent flows.
Подобные документы
General equation of motion for a radiating electron. The origin of the Schott energy in the Abraham-Lorentz version of electrodynamic radiation theory. The Ford-O'Connell equation, the derived from a microscopic Hamiltonian for an electron with structure.
статья, добавлен 11.09.2012The theoretical analysis of the behaviour of the stream function, temperature, and local solid fraction for the model of ideal mushy layer. Estimates for the main characteristics of the process are found for the large values of the Rayleigh number.
статья, добавлен 25.03.2016Consideration of the problems of climate change and rising emissions. Ensuring the national energy security of Ukraine. The search for opportunities for a green energy transition, the use of renewable and inexhaustible sources in the post-war period.
статья, добавлен 26.12.2023Aimed at revealing of the draft mechanisms at the thermal power plants, which serve for continuous air supply to the boiler furnace. It is necessary for combustion process of fuel and removal of combustion products from the boiler into atmosphere.
статья, добавлен 25.11.2021Incompressible fractional flow for waterflood with capillary corrections. Mass balance closure for the composite solution. Composite saturation profile and fractional flow plot for radial flow. Model application - capillary pressure function calibration.
статья, добавлен 21.09.2016Analysis of differential equations encountered in various applications, which are interpreted as equations in graphs. Using graph properties to create a high-quality theory of such equations and methods for their solution. Description of the graph struc
статья, добавлен 12.08.2020- 32. Birthday Balloon
Description of the mathematical model of the distribution of the forces acting on a long balloon. An analytical scheme for solving the problem of changing the volume over time, constructed a function with the analysis of three aspects of transition.
лекция, добавлен 26.05.2014 Optical density spectra of amorphous diamond-like films of hydrogenated carbon modified with platinum impurity. The peculiarities of their receipt by the method of ion plasma magnetron joint sputtering of graphite, platinum in argon-hydrogen atmosphere.
статья, добавлен 13.10.2016Modern cosmological models describing the macrocosm. A comparative estimate of the maximum lifetime of a de Sitter universe obtained by the method of Don Page and made in the framework of string theory. Paradoxes of phantom energy and quantum mechanics.
статья, добавлен 23.06.2018The effectiveness of the solution algorithms, integration of Euler’s method. Substantial foundations of the theory of creep. Requirements for a number of material constants that describe the experiment. Foundations of hypotheses of the microstrains.
статья, добавлен 29.11.2016The consider the Yang-Mills theory in connection with the Einstein and Maxwell equations. The model of a metric satisfying the basic requirements of particle physics and cosmology is proposed. The basic equations of the model of the cosmological scale.
статья, добавлен 29.04.2017Detailed arguments showing that the set of Maxwell equations, and the corresponding wave equations, do not properly describe the evolution of electromagnetic wave-fronts. Criticism of the theory of electromagnetism. Modified the Maxwell equations.
книга, добавлен 11.09.2012Identify the best value of the functional for four-layer structures at different angles of light incidence. Calculation of the performance of software developed by the algorithm for solving the problem of optimization of multilayer optical structures.
статья, добавлен 20.01.2017Characteristic features of the effect of noise on the power and polarization characteristics of semiconductor lasers within the scope of our earlier model which considers polarization switching. Research and analysis of results of numerical simulation.
статья, добавлен 29.01.2016The fabrication of a molecular transistor based on a single molecule trapped in a few-layer graphene nanogap. The three-terminal transistors. Feedback-controlled electroburning. The current-voltage characteristic. The measure electron transport.
статья, добавлен 30.07.2016Euler equations for 2D unsteady motion of a compressible medium when two components of the velocity vector, density and pressure, act as unknowns. Relations for simple algebraic combinations of unknowns, convenient for solving hydromechanical problems.
статья, добавлен 29.04.2019The study of temperature-frequency dependencies of the conductivity nestekhiometriya spinel. The existence of frequency dispersion of conductivity. The establishment of the value of conductivity, its dependence on the number of Fe2+ ions in the structure.
статья, добавлен 24.02.2016Connection graph theory and formulation of general class physical systems over force interactions. Force factors are effort and flow. Different interpretations in different physical fields. Using power to simulate connected systems in energy fields.
статья, добавлен 28.08.2020A formal result of the longitudinal force acting on a moving potential. The equivalence between the adiabatic perturbation theory and the kinetic theory for the longitudinal force in the dilute gas limit. The longitudinal force. Long-ranged potentials.
статья, добавлен 11.09.2012The coatings based on (Ti-Al-Zr-Nb-Y)N and (Ti-Zr-Hf-V-Nb-Ta)N were obtained by means of vacuumarc deposition from the cathodes in the atmosphere of nitrogen. Their physical and mechanical properties, tribotechnical characteristics have been studied.
статья, добавлен 30.07.2016The different surface energies. Grain boundary prewetting and premelting phase transitions. Energy, segregation, mobility and diffusivity in the systems Cu–Bi, Al–Ga, Al–Pb, Fe–Si–Zn. Grain boundary phase transitions and the properties of polycrystals.
статья, добавлен 28.10.2018- 47. Fractal Continual Model of Matter for Classification of Nanostructures, Clusters and Massive Bodies
Study of physical-chemical properties of the clusters. The fractal conception of the essence of the a theory of vibrations of crystal lattices and the resulting thermodynamics of solids. Investigation of the optimal heat capacity of nanostructures.
статья, добавлен 30.07.2016 Poincare dodecahedral space model. The method of calculations. Results and conclusions. One of the best models of the Universe is the Poincare Dodecahedral Space (PDS) model. The improved size of Poincare space model for matter density parameter.
статья, добавлен 18.10.2013The classical electromagnetic interaction of a point charge. The Darwin-Lagrangian and electromagnetic fields. Two-particle model for a magnetic moment. Conservation laws and transition to a multiparticle magnet. Forces in the multiparticle limit.
статья, добавлен 11.09.2012Investigation of structural and spectral-luminescent properties of silica glasses and siliceous powders activated with CeO2:Ln3+. Analysis of the main features of the Ln3+ ions. Characteristic of relative intensity of magnetic dipole transitions of ions.
статья, добавлен 30.07.2016