9350-3013/02 – Heterogeneous kinetics and catalysis (HKK)
| Gurantor department | Institute of Environmental Technology | Credits | 10 |
| Subject guarantor | prof. Ing. Lucie Obalová, Ph.D. | Subject version guarantor | prof. Ing. Lucie Obalová, Ph.D. |
| Study level | postgraduate | Requirement | Compulsory |
| Year | | Semester | winter + summer |
| | Study language | English |
| Year of introduction | 2019/2020 | Year of cancellation | |
| Intended for the faculties | FMT | Intended for study types | Doctoral |
Subject aims expressed by acquired skills and competences
The broadening the knowledge in the field of heterogeneous catalysis. Attention is focused on the classification of catalysts, transport phenomena in catalysis, procedures used in laboratory research on catalysts, and scale-up procedures. A comprehensive overview of the subject will be given and specific topics will be selected for detailed study according to the doctoral student's previous training and the focus of the dissertation.
Teaching methods
Individual consultations
Summary
Within the subject, knowledge in the field of heterogeneous catalysis will be expanded. Attention is focused on the classification of catalysts, transport phenomena in catalysis, procedures used in laboratory research on catalysts, and scale-up procedures. Within the course, a comprehensive overview of the issue will be given, and specific topics will be selected for detailed study according to the previous preparation of the doctoral student and the focus of the dissertation.
Compulsory literature:
• ERTL, G., KNOZINGER H., WEITKAMP, J. (Eds.) Handbook of Heterogeneous Catalysis, John Wiley & Sons, Inc., 1996.
• VAN SANTEN, R.A., VAN LEEUWEN, P.W.N.M., MOULIJN, J.A., AVERILL, B.A., Studies in Surface Science and Catalysis 123, Catalysis: An Integrated Approach, Elsevier, 2005.
Recommended literature:
• HAGEN, J. Industrial Catalysis – A Practical Approach, 1st ed. Wiley-WCH: Weinheim, 1999.
• THOMAS, J.M., THOMAS, W.J. Principles and Practice of Heterogeneous Catalysis, Wiley, 1996.
• SIE S.T., KRISHNA R., Process Development and Scale Up: II Catalyst Design Strategy. Reviews in Chemical Engineering 14 (3) (1998), 159-202.
• Ullmann’s Encyclopedia of Industrial Chemistry, vol. A5, 5. vydání. Heterogenous Catalysis, VCH, Weinheim, 1985.
Way of continuous check of knowledge in the course of semester
Oral exam
E-learning
Other requirements
Seminar work on a given topic related to the solved issue related to the focus of the dissertation.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Heterogeneous catalytic reactions. Mechanism of action of catalysts, types of catalysts, adsorption, chemisorption. Factors affecting catalytic reactions, nature of catalytic complexes. Structure of catalytically active sites, catalysis on metals and non-metals, acid-base catalysis. Properties of technical catalysts, catalytic poisons, deactivation, promoters, activity, selectivity.
Kinetics of heterogeneous catalytic reactions. Definition of catalytic reaction rate, rate equations used in heterogeneous catalysis, Langmuir-Hinshelwood mechanism, Mars-van Krevelen mechanism. Procedures for deriving model mechanisms, reaction rate control step, steady state approximation.
Transport phenomena in heterogeneous catalysis. Influence of internal and external diffusion on the course of the catalytic reaction, diffusion in porous catalysts, effective diffusion coefficient, effective thermal conductivity, external heat and mass transfer coefficients.
Laboratory research on kinetics. Experimental laboratory reactors, procedure for finding a new catalyst, indication of the influence of macrokinetic properties, design of kinetic experiments, processing of experimental kinetic data.
Catalyst design strategy for a specific process. Possibilities of targeted influence on catalyst efficiency by choice of size, geometry, porous structure of the catalyst and distribution of active sites.
Environmental catalysis. The use of heterogeneous catalysis to reduce pollution from stationary and mobile sources.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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