Brief characteristics and basic laws of transport phenomena. Diffusion, heat conduction as transport phenomena. General form of differential equation of heat conduction and diffusion, conditions of uniqueness of problems and methods of solving the equation. Theory of similarity. Thermal and diffusion similarity criteria, forms of criterion equations. Heat conduction. Stationary conduction and heat transfer through bodies of simple geometric shapes, significance and use in combustion and extinguishing processes. Heat transfer by convection without changing the state of the fluid. Theory of membrane condensation. Hydrodynamic and thermokinetic equations.
Non-stationary heat conduction. Analytical methods, the procedure for solving the most well-known one-dimensional problems. Solution of one-dimensional and multidimensional problems under boundary conditions describing as accurately as possible the thermal action on the surface of bodies in case of fire.
Diffusion. Molecular and convective diffusion. Stationary and non-stationary diffusion. I. and II. Fick's law. Dependence of diffusion on temperature, activation energy, parallel and series diffusion. Diffusion rate constant. Effective thickness of the diffusion layer. Diffusion followed by a chemical reaction. The role of diffusion in homogeneous and heterogeneous kinetics. Importance of diffusion processes in the process of burning and extinguishing.
Radiation of rigid bodies. Heat transfer by radiation in a perfectly warm environment. Radiation by absorbing medium, gas radiation, flame radiation. Solution in a stable temperature field, shielding walls.
The selection of chapters will be made on the basis of the orientation of the doctoral dissertation.
Non-stationary heat conduction. Analytical methods, the procedure for solving the most well-known one-dimensional problems. Solution of one-dimensional and multidimensional problems under boundary conditions describing as accurately as possible the thermal action on the surface of bodies in case of fire.
Diffusion. Molecular and convective diffusion. Stationary and non-stationary diffusion. I. and II. Fick's law. Dependence of diffusion on temperature, activation energy, parallel and series diffusion. Diffusion rate constant. Effective thickness of the diffusion layer. Diffusion followed by a chemical reaction. The role of diffusion in homogeneous and heterogeneous kinetics. Importance of diffusion processes in the process of burning and extinguishing.
Radiation of rigid bodies. Heat transfer by radiation in a perfectly warm environment. Radiation by absorbing medium, gas radiation, flame radiation. Solution in a stable temperature field, shielding walls.
The selection of chapters will be made on the basis of the orientation of the doctoral dissertation.