COURSE OBJECTIVE: The course is intended with the aim of gaining knowledge of the basics of chemical reaction engineering at the undergraduate level. The purpose of the course is to present in a clear and concise way the basics of chemical reaction engineering.
COURSE IMPLEMENTATION PROGRAM:
Week 1
Introduction to the content of the case. The concept of process space and chemical reactor. Reactor division. Examples at the seminar
Week 2
Basic types of reactors and the concept of an ideal reactor. General mass balances, quantities of heat substances. Examples at the seminar
Week 3
Reactor models. Ideal batch reactor. Features and mathematical model. Examples at the seminar
Week 4
Ideal tubular and flow reactor (PKR). Features and mathematical models. Examples at the seminar
Week 5
Chemical kinetics. Reaction rate. Definitions and basic terms. Temperature dependence. Examples at the seminar
Week 6
The notion of a kinetic model. Types of models. Kinetic analysis. Experimental methods.
Week 7
Reaction kinetics in homogeneous systems. An overview of kinetic models.
Week 8
Reaction kinetics in heterogeneous systems. Transfer of matter and heat by chemical reaction.
Week 9
Kinetic regions. Between and within the phase transfer of matter and heat.
Week 10
Kinetics of noncatalytic fluid-solid reaction.
Week 11
Kinetics of liquid gas reactions.
Week 12
Kinetic model selection and parameter estimation. Integral method of analysis based on experimental data.
Week 13
Differential method and general method (ID algorithm).
Week 14
Non-ideal flow and mixing in chemical reactors.
DEVELOPMENT OF GENERAL AND SPECIFIC COMPETENCIES OF STUDENTS:
After listening to the lectures, ie after taking the exam, the student will be able to apply the acquired knowledge in solving simpler problems in the field of chemical reaction engineering. They will have the necessary knowledge to monitor and control the basic types of reactors in industrial processes.
STUDENTS 'TEACHING OBLIGATIONS AND THEIR PERFORMANCE:
students are required to attend lectures and seminars
CONDITIONS FOR OBTAINING A SIGNATURE:
80% attendance at lectures and seminars
TEACHING METHODS:
Classroom lectures and seminars
consultations as needed
METHOD OF EXAMINATION OF KNOWLEDGE AND EXAMINATION:
- taking a colloquium during the semester (exemption from the written part of the exam)
- oral exam
METHOD OF MONITORING THE QUALITY AND PERFORMANCE OF COURSES:
Student survey
METHODOLOGICAL PREREQUISITES:
Passed exams in the courses Balance of matter and energy and Transfer of matter and energy
COURSE LEARNING OUTCOMES:
1. define process quantities and parameters of a chemical reactor
2. perform kinetic models based on a physical image of the process or conducted a kinetic experiment
3. distinguish the kinetics of reactions in homogeneous or heterogeneous systems
4. set up mathematical models of processes with chemical reactions in different types of reactors (kinetic and reactor model)
LEARNING OUTCOMES AT PROGRAM LEVEL:
1. apply chemical engineering methodology when selecting reactors for the implementation of certain types of reactions
2. apply mathematical numerical and analytical methods when estimating the parameters of kinetic models
3. apply the acquired knowledge to the modeling and design of chemical reactors
4. apply mathematical methods, models and techniques in solving sample examples
TEACHING UNITS WITH ASSOCIATED LEARNING OUTCOMES AND EVALUATION CRITERIA
1. The concept of process space and chemical reactor
Learning outcomes:
- defining a chemical reactor as the basic unit of a chemical process
- define process space, system boundaries, and the process input and output sizes
- set the balances of matter and energy of experimental examples
- define the basic division and systematization of chemical reactors
Evaluation criteria
- distinguish the basic types of chemical reactors
- apply the law of conservation of mass and set the balances of substances of a given process
2. Ideal types of reactors and their mathematical models
Learning outcomes:
- define the reactor model of an ideal batch reactor
- define a reactor model of an ideal flow batch reactor
- define a reactor model ideally a tubular reactor
Evaluation criteria
- apply the characteristics of an ideal batch reactor when performing the balance of matter and heat
- apply the characteristics of an ideal flow-through batch reactor when performing the balance of matter and heat
- apply the characteristics of an ideal tubular reactor when performing the balance of matter and heat
3. Kinetic models of reactions in homogeneous and heterogeneous systems
Learning outcomes:
- define the dependence of the reaction rate on temperature
- define the characteristics of reaction kinetics in homogeneous systems
- define the characteristics of reaction kinetics in heterogeneous systems
Evaluation criteria
- distinguish the basic characteristics of chemical reactions in homogeneous or heterogeneous systems
- apply Arrhenius dependence when determining the activation energy of performed kinetic experiments
4. Basic groups of reactors for carrying out reactions in homogeneous and heterogeneous systems
Learning outcomes:
- describe reactors for carrying out non-catalytic fluid-solid reactions
- describe reactors for the implementation of liquid gas reactions
- describe reactors for carrying out catalytic reactions with solid catalysts
Evaluation criteria
- apply the core model or the continuous reaction model when defining the kinetics of non-catalytic fluid-solid reactions
- apply Whitman's theory of the boundary layer during the absorption of the reactant from the gas to the liquid phase
- apply the Hougen Watson kinetic model in the implementation of catalytic heterogeneous reactions
5. Experimental methods in kinetic research
Learning outcomes:
- define an integral method for estimating the parameters of a kinetic model
- define a differential method for estimating the parameters of a kinetic model
- define the modified differential method for estimating the parameters of the kinetic model
- define the criteria for comparing experimental data and calculated values.
Evaluation criteria
- apply different numerical methods for estimating parameters depending on the complexity of the reaction system (kinetic model and experimental reactor)
- critically select the best kinetic model that describes the conducted kinetic experiment based on the criterion of mean square deviation
6. Non-ideal flow and mixing in chemical reactors
Learning outcomes:
- define the retention time distribution curve
- define flow models in chemical reactors
- define the influence of a chemical reaction on the RTD curve
Evaluation criteria
- distinguish the causes of deviations from the ideal flow or mixing
- experimentally determine the RVZ curves
- apply the axial dispersion flow model to describe the deviation from the ideal flow in CR
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LITERATURA POTREBNA ZA POLAGANJE ISPITA:
Z. Gomzi, Kemijski reaktori, HINUS, Zagreb, 2009.
DOPUNSKA LITERATURA:
H. S. Fogler, Elements of Chemical Reaction Engineering, Prentice Hall, Englewood Cliffs, New Jersey 2005.
O. Levenspiel, Chemical Reaction Engineering, J. Wiley, N. Y. 1999.
G. F. Froment and K. B. Bischoff, Chemical Reactor Analysis and Design, J. Wiley, N. Y. 1988.,
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