619-0921/02 – Kinetics of Heterogeneous Processes (KHD)

Gurantor departmentDepartment of Physical Chemistry and Theory of Technological ProcessesCredits10
Subject guarantordoc. Ing. Lenka Řeháčková, Ph.D.Subject version guarantordoc. Ing. Lenka Řeháčková, Ph.D.
Study levelpostgraduateRequirementChoice-compulsory type B
YearSemesterwinter + summer
Study languageEnglish
Year of introduction2020/2021Year of cancellation
Intended for the facultiesFMTIntended for study typesDoctoral
Instruction secured by
LoginNameTuitorTeacher giving lectures
R1E37 doc. Ing. Lenka Řeháčková, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Examination 20+0
Part-time Examination 20+0

Subject aims expressed by acquired skills and competences

- to use of the kinetic equations for first-order chemical reactions, second-order reactions and reactions of higher orders, - to describe and analyse the reaction mechanism based on the kinetic data, - to describe and qualified estimate kinetic parameters of chemical reactions.

Teaching methods

Lectures
Individual consultations

Summary

The topic of the subject is a theoretical basis in the area of application of physical chemistry principles to particular heterogeneous reactions. Chapters selection will be made regarding the topic of the dissertation thesis and together with the supervisor.

Compulsory literature:

Laidler, K. J., Chemical kinetics, Harper and Row, New York 1987. Bond,G.C., Heterogeneous catalysis:principles and applications, Clarendon Press, Oxford 1986. Atkins, P., de Paula, J., Physical Chemistry 9th Edition, Oxford University Press, New York, 2010. Levenspiel, O., Chemical Reaction Engineering 3rd Edition, John Wiley & Sons, USA, 1999.

Recommended literature:

Satterfield,C., Heterogenous catalysis in practice, McGraw-Hill, New York 1980. Crank,J., The mathematics of diffusion, Claredon press, Oxford 1975. Smith, J. M., Chemical Engineering Kinetics 3rd Edition, McGraw-Hill, USA, 1981. Current articles in professional journals.

Way of continuous check of knowledge in the course of semester

Oral examination with written preparation.

E-learning

Other requirements

No other activities are required.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Terminology in chemical kinetics. Ways of describing kinetic dependencies (homogeneous, heterogeneous, elementary, simultaneous reactions). Reaction mechanism of non-elementary chemical reactions, methods of determining reaction order. Selected factors that affect reaction rate. Theory of reaction rate. Kinetics of heterogeneous reactions, fundamental steps. Mechanisms and mathematics of diffusion - molecular, convective and turbulent diffusion. Fick's laws, diffusion flow. Basic concepts of reactions affected by external and internal diffusion. Processes with successive and simultaneous elements, diffusion and chemical resistance. Heterogeneous processes controlled by diffusion. Surface phenomena and surface properties of solids. Influence of electron structure of metals on their adsorption properties, adsorption on semiconductors and insulators. Adsorption from the gas phase and solution at solid phase interface. Adsorption isotherms, influence of temperature and pressure on adsorption-desorption processes. Examples of surface processes application. First-order kinetics of heterogeneous processes - melting, evaporation, sublimation, solidification (crystallization), condensation, polymorphic transformations. Examples of second and higher - order kinetics. Principles of catalysis, homogeneous and heterogeneous catalysis. Intermediate steps and kinetics of homogeneous catalytic reactions. Acid-base catalysis. Kinetics and basic concepts on mechanisms of heterogeneous catalytic reactions. Catalysis on metals and non-metals. Kinetics and mechanism of reactions of gaseous components catalysed by a solid catalyst. Theory of catalyst selection. Industrial applications of heterogeneous catalysis.

Conditions for subject completion

Full-time form (validity from: 2020/2021 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Examination Examination  
Mandatory attendence parzicipation:

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Occurrence in study plans

Academic yearProgrammeField of studySpec.ZaměřeníFormStudy language Tut. centreYearWSType of duty
2021/2022 (P0715D130002) Chemical Metallurgy P English Ostrava Choice-compulsory type B study plan
2021/2022 (P0715D130002) Chemical Metallurgy K English Ostrava Choice-compulsory type B study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner