619-3011/02 – Physical Chemistry and Kinetics of Explosions (FCHKE)

Gurantor departmentDepartment of Physical Chemistry and Theory of Technological ProcessesCredits5
Subject guarantorprof. Ing. Jana Dobrovská, CSc.Subject version guarantorprof. Ing. Jana Dobrovská, CSc.
Study levelundergraduate or graduateRequirementCompulsory
Year1Semesterwinter
Study languageCzech
Year of introduction2016/2017Year of cancellation
Intended for the facultiesFBIIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
DOB30 prof. Ing. Jana Dobrovská, CSc.
R1E37 doc. Ing. Lenka Řeháčková, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Combined Examination 14+0

Subject aims expressed by acquired skills and competences

- to define the thermodynamic quantities and thermodynamic laws - to describe the chemical equilibrium – to monitor the dependence of the equilibrium constant on state variables (dependence on temperature, dependence on pressure) – to utilize Le Chatelier’s principle (effect of initial composition, pressure and inert component on the equilibrium composition) - to describe the phase equilibrium - Gibbs phase rule, phase equilibria of pure substances and liquid-vapour equilibrium in mixtures - to define and apply basic principles of chemical kinetics - rate of chemical reaction, kinetic equation, order of reaction, rate constant, the theory of reaction rates - to describe basic steps of heterogeneous process - physical processes limiting kinetics of heterogeneous processes, diffusion, the Fick's first and second law, adsorption, adsorption isotherms - to apply the chemical thermodynamics a kinetics on the processes of combustion, explosion and extinguishing

Teaching methods

Lectures
Individual consultations
Tutorials

Summary

Application of the physico-chemical laws on the processes of combustion, explosion and extiguishing.

Compulsory literature:

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 York. 1996. 265 p.

Recommended literature:

Warnatz,J., Maas,U., Dibble,R.W. Combustion. Physical and Chemical Fundamentals, Modelling and Simulation, Experiments, Pollutant Formation. Springer-Verlag Berlin Heidelberg New York. 1996. 265 p. Warren Strahle C. An Introduction to Combustion. Gordon and Breach Science Publishers. Combustion Science and Technology Book Series.Volume 1. 1993. 166p.

Way of continuous check of knowledge in the course of semester

E-learning

Další požadavky na studenta

No other activities required.

Prerequisities

Subject codeAbbreviationTitleRequirement
619-0403 ZFCHH Physical Chemistry Fundamentals of Combustion and Explosion Processes Recommended

Co-requisities

Subject has no co-requisities.

Subject syllabus:

1) Gases, ideal gas, equation of state of an ideal gas, special cases, real gases, critical state, Van der Waals equation of state, Abel equation, virial equation of state and virial coefficients, compressibility factor, fugacity. 2) Heat capacities of substances – definition, mean heat capacity, variation of heat capacities with temperature, difference in the molar heat capacities between the products and reactants, experimental calorimetric determination of heat capacity – principle of method. 3) The First law of thermodynamics, definition, signification, constant pressure heat, constant volume heat, enthalpy. Thermodynamic definition of molar heat capacities. 4) Heating and cooling of substances. Heats of reaction. 5) Thermochemistry laws. Theoretical calculation of reaction heats. Heat of combustion. Heat of explosion. 6) Variation of the reaction heat with temperature - Kirchhoff’s equations and their utilization. Adiabatic reaction temperature. 7) Adiabatic reaction temperature. 8) The second law of thermodynamics, entropy and its temperature dependence, entropy change of the reaction and its temperature dependence, entropy change - pressure and volume dependence. 9) Thermodynamic potentials – Helmholtz and Gibbs free energy, significance and application. 10) Helmholtz and Gibbs free energy – temperature dependence. 11) Partial molar quantities. The chemical potential. 12) Types of equilibrium constants for homogeneous nad heterogeneous chemical reactions. Van´t Hoff reaction isotherm. Degree of conversion. 13) Effect of temperature on chemical equilibrium - Van't Hoff reaction isobare and isochore. 14) Phase equilibrium. Gibbs phase rule, phase diagram of a one-component system (phase diagram for water). Evaporation of pure liquid. Clapeyron and Clausius-Clapeyron equation. 15) Solutions, Raoult’s law. Distillation, constant pressure and constant temperature phase diagram. 16) Transport processes, heat, matter and momentum transfer. 17) Chemical kinetics, basic terms - rate of chemical reaction, law of mass action, (Guldberg-Waage law), molecularity, order of reaction. 18) Kinetics of first-order reactions, reaction half-life. 19) Second-order reactions, nth-order reactions. 20) Mechanisms of chemical reactions, rate-determining steps in consecutive and parallel reactions. 21) Temperature dependence of the rate of a chemical reaction - Arrhenius equation. Activation energy of chemical reaction – temperature dependence. 22) Pressure dependence of the rate of a chemical reaction. 23) Effect of concentration on reaction rate. 24) Collision theory of reaction rate. 25) Activated-complex theory - theory of absolute reaction rates. 26) Principles of catalysis, effect of catalysts and inhibitors on chemical reaction rate. 27) Kinetics of heterogeneous chemical reactions - elementary reaction steps in heterogenous process, diffusion, laws of diffusion and mathematical solution. 28) Consecutive and parallel diffusion, diffusion folloved by chemical reaction on phase interface. 29) Adsorption, adsorption of gases on solid surfaces, Freundlich and Langmuir adsorption isotherm. Adsorption folloved by chemical reaction on phase interface. 30) Adsorption from liquid solutions, Gibbs adsorption isotherm. 31) Colloidal chemistry. 32) Mechanism of burning reaction, theory of chain reactions - mathematical solution of differential equations. 33) Ignition limit, first, second and third pressure ignition limit. 34) Theory of thermal autoignition, flame temperature, calculation and graphic methods of flame temperature determination. 35) Homogeneous and heterogeneous burning.. Kinetic and diffusion burning. 36) Adiabatic (theoretical) flame temperature. 37) Combustible composition and burning products. Specific combustion heat and specific caloric power. 38) Combustion of solid and liquid fuels. Amount of oxygen and air for burning.. 39) Combustion of gaseous fuels. Amount of oxygen and air for burning. 40) Explosive substances, thermal decomposition. 41) Mechanism of explosive transformations, explosive burning, explosion time of second order, detonation. 42) Detonation, physico-mathematical model of detonation, detonation characteristics. 43) Explosive hazards. Theory of extinguishing, physico-chemical principles.

Conditions for subject completion

Combined form (validity from: 2016/2017 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Examination Examination 100  51
Mandatory attendence parzicipation:

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Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2019/2020 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Ostrava 1 Compulsory study plan
2019/2020 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Praha 1 Compulsory study plan
2018/2019 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Ostrava 1 Compulsory study plan
2018/2019 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Praha 1 Compulsory study plan
2017/2018 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Ostrava 1 Compulsory study plan
2017/2018 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Praha 1 Compulsory study plan
2016/2017 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Ostrava 1 Compulsory study plan
2016/2017 (N3908) Fire Protection and Industrial Safety (3908T006) Fire Protection Engineering and Industrial Safety K Czech Praha 1 Compulsory study plan

Occurrence in special blocks

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