619-3009/01 – Chemical Reactor Engineering (RI)
| Gurantor department | Department of Physical Chemistry and Theory of Technological Processes | Credits | 7 |
| Subject guarantor | prof. Ing. Lucie Obalová, Ph.D. | Subject version guarantor | prof. Ing. Lucie Obalová, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Choice-compulsory |
| Year | 2 | Semester | winter |
| | Study language | Czech |
| Year of introduction | 2015/2016 | Year of cancellation | |
| Intended for the faculties | FMT | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
The aim of the course is to apply knowledge of chemical kinetics, thermodynamics and hydrodynamics, theory of heat and mass transfer in the design and simulation of chemical reactors.
Teaching methods
Lectures
Individual consultations
Tutorials
Project work
Summary
Subject Chemical Reactor Engineering deals with the kinetics of chemical reactions in homogeneous systems (liquid and gas), with a methodology for the collection and evaluation of kinetic data, basic model ideas of isothermal and non-isothermal chemical reactors, their design and simulation, heterogeneous reactors and basic concepts of non-ideal flow and its detection.
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
E-learning
Other requirements
No other activities are required.
Prerequisities
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Thermodynamics of chemical reactions. Thermal effect of a chemical reaction. Gibbs energy of a thermodynamic feasibility. Chemical equilibrium. Equations of reaction isotherm and isobar . The equilibrium degree of conversion.
2. Homogeneous reactions. Elementary reactions, simple and simultaneous reactions. Reaction rate. Arrhenius equation. Selectivity. Yield.
3. General material and energy balance of chemical reactor. Stoichiometry.
4. Ideally mixed batch reactor. Description and examples of use. Material and enthalpy balance. Reactor with a variable volume and pressure. The design and control of the reactor.
5. Continuous stirred tank reactor. Description and examples of use. Material and enthalpy balance. Space time, space velocity. The design and control of the reactor. Stability of the continuous stirred tank reactor. Multiple steady states. Starting of operation. Cascade of mixed flow reactors.
6. Plug flow reactors. Description and examples of use. Fabric and enthalpy balance. The design and control of the reactor. Comparison of the stirred tank and tubular reactors.
7. Isothermal, adiabatic and non-isothermal reactors. The optimum working temperature. Design solutions.
8. Research on the kinetics of chemical reactions. Macrokinetic and microkinetic properties. Principles of design of laboratory reactor. The principle of data transfer. Scale up.
9. Methods of processing of kinetic data. Linear regression, nonlinear regression.
10. Real flow. Methods of diagnosis of hydrodynamics flow in real reactors. Residence time distribution. Flow model for real reactors, axial dispersion, cascade of ideal mixers, dead space, segregation model.
11. Kinetics of heterogeneous reactions. Examples of multiphase reactors: reactors for liquid – gas reactions, reactors for gas - liquid - solid phase.
12. Heterogeneous catalytic reactors. Catalyst and events occurring in the catalyst particle. The kinetic equations for the catalytic reactions. Models of heterogeneous catalytic reactors. Thiele modulus. Effectiveness factor. Pressure drop in fixed bed.
13. Excursion to the chemical company.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction