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Ukončeno v akademickém roce 2021/2022

Physical Chemistry and Kinetics of Explosions

Type of study Follow-up Master
Language of instruction Czech
Code 619-0809/03
Abbreviation FCHKE
Course title Physical Chemistry and Kinetics of Explosions
Credits 5
Coordinating department Department of Physical Chemistry and Theory of Technological Processes
Course coordinator prof. Ing. Jana Dobrovská, CSc.

Osnova předmětu

Gases, ideal gas, equation of state of an ideal gas, special cases, real gases, Van der Waals equation of state, Abel equation.

Heat capacities of substances – definition, variation of heat capacities with temperature, difference in the molar heat capacities between the products and reactants.

The First law of thermodynamics, definition, signification, constant pressure heat, constant volume heat, enthalpy. Heating and cooling of substances.
Heats of reaction. Thermochemistry laws, theoretical calculation of reaction heats. Heats of combustion. Heat of explosion.

Variation of the reaction heat with temperature - Kirchhoff’s equations and their utilization. Adiabatic reaction temperature.

The second law of thermodynamics, entropy. Thermodynamic potentials – Helmholtz and Gibbs free energy, significance and application.
Chemical equilibriums, types of equilibrium constants for homogeneous nad heterogeneous chemical reactions. Van´t Hoff reaction isotherm. Degree of conversion. Effect of temperature on chemical equilibrium.

Phase equilibrium. Evaporation of pure liquid. Clausius-Clapeyron equation.

Solutions, Raoult’s law.

Chemical kinetics, basic terms - rate of chemical reaction, law of mass action, (Guldberg-Waage law), molecularity, order of reaction, reaction mechanism.

Kinetics of first-order reactions, reaction half-life.

Temperature and pressure dependence of the rate of a chemical reaction. Effect of concentration on reaction rates.

Kinetics of heterogeneous chemical reactions - elementary reaction steps in heterogenous process, diffusion, laws of diffusion.
Adsorption, adsorption of gases on solid surfaces, Freundlich adsorption isotherm.

Mechanism of burning reaction, theory of chain reactions, theory of thermal spontaneous ignition.

Ignition limit, first, second and third pressure ignition limit.
Heterogeneous and homogeneous combustion. Kinetic and diffusion combustion.
Adiabatic (theoretical) flame temperature.
Combustible composition and burning products. Specific combustion heat and specific caloric power.
Combustion of fuels. Amount of oxygen and air for combustion. Mechanism of explosive transformations.
Explosive hazards. Theory of extinguishing.

Povinná literatura

Atkins,P.W., Physical Chemistry. Fourth Edition, Oxford: Oxford University
Press, 1993. 995 p.
Warnatz,J., Maas,U., Dibble,R.W., Combustion. Physical and Chemical
Fundamentals, Modelling and Simulation, Experiments, Pollutant Formation.
Springer-Verlag Berlin Heidelberg New Uork. 1996. 265 p.

Doporučená literatura

Warren Strahle C., An Introduction to Combustion. Gordon and Breach Science
Publishers. Combustion Science and Technology Book Series.Volume 1. 1993. 166p.