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Syllabus ( CED 332 )


   Basic information
Course title: Chemical Reactor Design
Course code: CED 332
Lecturer: Assist. Prof. Çiğdem TAŞDELEN-YÜCEDAĞ
ECTS credits: 6
GTU credits: 3 ()
Year, Semester: 2020-2021, Spring
Level of course: First Cycle (Undergraduate)
Type of course: Compulsory
Language of instruction: English
Mode of delivery: Face to face
Pre- and co-requisites: CED 321
Professional practice: No
Purpose of the course: The objective of this course is to introduce the fundamentals of chemical reaction kinetics and reactor design, and to provide an integrated view of chemical reactor design by using rate expressions and mechanisms for homogeneous and heterogeneous reactions.
   Learning outcomes Up

Upon successful completion of this course, students will be able to:

  1. Derive reaction rate expressions and mechanisms for nonelementary homogeneous reactions.

    Contribution to Program Outcomes

    1. Ability to identify, formulate, and solve Complex Engineering problems; select and apply proper modeling and analysis methods for this purpose.
    2. Ability to devise, select, and use modern techniques and tools needed for solving complex problems in Engineering practice; employ information technologies effectively.
    3. Ability to design and conduct numerical or physical experiments, collect data, analyze and interpret results for investigating the complex problems specific to Chemical Engineering.

    Method of assessment

    1. Written exam
    2. Homework assignment
  2. Analyze the reaction rate data of heterogeneous catalytic reactions to write rate expressions and design heterogeneous reactors.

    Contribution to Program Outcomes

    1. Ability to identify, formulate, and solve Complex Engineering problems; select and apply proper modeling and analysis methods for this purpose.
    2. Ability to devise, select, and use modern techniques and tools needed for solving complex problems in Engineering practice; employ information technologies effectively.
    3. Ability to design and conduct numerical or physical experiments, collect data, analyze and interpret results for investigating the complex problems specific to Chemical Engineering.

    Method of assessment

    1. Written exam
    2. Homework assignment
  3. Get knowledge of how diffusion, mass and heat transfer influence the reaction kinetics.

    Contribution to Program Outcomes

    1. Ability to identify, formulate, and solve Complex Engineering problems; select and apply proper modeling and analysis methods for this purpose.
    2. Ability to devise, select, and use modern techniques and tools needed for solving complex problems in Engineering practice; employ information technologies effectively.
    3. Ability to design and conduct numerical or physical experiments, collect data, analyze and interpret results for investigating the complex problems specific to Chemical Engineering.

    Method of assessment

    1. Written exam
    2. Homework assignment
   Contents Up
Week 1: Review of the Chemical Reaction Engineering topics (ch. 1-6).
Week 2: Review of the Chemical Reaction Engineering topics (ch. 8).
Week 3: Unsteady-state nonisothermal reactor design: the unsteady-state energy balance, energy balance on batch reactors, adiabatic operation of a batch reactor (ch. 9). HW1.
Week 4: Unsteady-state nonisothermal reactor design: semibatch reactors with a heat exchanger, unsteady operation of a CSTR, unsteady operation of plug-flow reactors (ch. 9).
Week 5: Reaction mechanisms: active intermediates and nonelementary rate laws, pseudo-steady-state hypothesis (PSSH) (ch. 7). HW2. Quiz 1.
Week 6: Catalysis and catalytic reactors: catalysts, definitions, catalyst properties, steps in a catalytic reaction, diffusion from the bulk to the external transport and internal diffusion (ch. 10).
Week 7: Catalysis and catalytic reactors: adsorption isotherms, surface reaction, desorption, synthesizing a rate law, mechanism, and rate-limiting step. (ch. 10). HW3.
Week 8: Catalysis and catalytic reactors: heterogeneous data analysis for reactor design, deducing a rate law from the experimental data and evaluation of rate law parameters. (ch. 10). Midterm.
Week 9: Catalysis and catalytic reactors: reactor design, model discrimination, catalyst deactivation and types of catalyst deactivation (ch. 10).
Week 10: External diffusion effects on heterogeneous reactions: diffusion fundamentals, definitions, molar flux, Fick’s first law, binary diffusion, boundary conditions, modeling diffusion with/without reaction. (ch. 11). HW4.
Week 11: External diffusion effects on heterogeneous reactions: external resistance to mass transfer, correlations for the mass transfer coefficient, mass transfer to a single particle, mass-transfer limited reactions in packed beds, Robert the worrier and parameter sensitivity (ch. 11). Quiz 2.
Week 12: Diffusion and reaction: diffusion and reaction in spherical catalyst pellets, effective diffusivity, derivation of the differential equation describing diffusion and reaction (ch.12).
Week 13: Diffusion and reaction: internal effectiveness factor, falsified kinetics, overall effectiveness factor, estimation of diffusion- and reaction-limited regimes, Weisz-Prater criterion and Mears’ criterion (ch.12). HW5.
Week 14: Diffusion and reaction: mass transfer and reaction in a packed bed, determination of limiting situations from reaction data (ch.12).
Week 15*: -
Week 16*: Final
Textbooks and materials: H. Scott Fogler (2013). Elements of Chemical Reaction Engineering, Pearson New International Edition, 4/E, Pearson Education. ISBN-10: 1292026162. ISBN-13: 9781292026169.
Recommended readings: O. Levenspiel (1999). Chemical Reaction Engineering, John Wiley & Sons, 3/E. ISBN 0-471-25424-X.
  * Between 15th and 16th weeks is there a free week for students to prepare for final exam.
Assessment Up
Method of assessment Week number Weight (%)
Mid-terms: 8 30
Other in-term studies: - 0
Project: - 0
Homework: 3, 5, 7, 10, 13 15
Quiz: 5, 11 15
Final exam: 16 40
  Total weight:
(%)
   Workload Up
Activity Duration (Hours per week) Total number of weeks Total hours in term
Courses (Face-to-face teaching): 3 14
Own studies outside class: 4 9
Practice, Recitation: 0 0
Homework: 5 5
Term project: 0 0
Term project presentation: 0 0
Quiz: 1 4
Own study for mid-term exam: 6 3
Mid-term: 3 1
Personal studies for final exam: 6 4
Final exam: 3 1
    Total workload:
    Total ECTS credits:
*
  * ECTS credit is calculated by dividing total workload by 25.
(1 ECTS = 25 work hours)
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