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Pre-lecture

Introduction to CRE-2, Heterogeneous Catalysts

Mechanism Derivation, Heterogeneous catalytic rxn – Introduction – adsorption/diffusion/surface reaction

Rate controlling steps – Langmuir Hinshelwood equation

Diffusion in Porous Catalysts

Mechanism Derivation - In class Tutorial

Design of Catalytic Reactors

Mass transfer effects in catalytic reactions, Diffusion in porous catalyst

Derivation of rate equation and concentration profile equation in single cylindrical pore, 1st order reaction, Effectiveness factor

Behavior of catalysts of various shapes - Performance equations for reactors containing porous catalysts – PFR

Performance equations for reactors containing porous catalysts – PFR

Catalytic reactors and catalytic deactivation

Design of Catalytic Reactors - tutorials

Experimental Methods for finding rates –Tutorials

Catalytic deactivation

In class Q&A

Heterogeneous non-catalytic rxn – Fluid particle reactions

Heterogeneous non-catalytic rxn – Fluid particle reactions

2. Derivation for Shrinking Core Models

Shrinking Core model - design equations

Shrinking Core model - design equations - Tutorial

In class Assessment

Design of Fluid - solid reactors

Tutorial on Fluid Solid Reactions

Residence time distribution - fluid solid reactions

Tutorial on Fluid Solid Reactions

Tutorial on Fluid Solid Reactions

In class Assessment

1. Enzyme fermentation – M-M kineticsderivation

Biochemical Reactions

Biochemical Reactions - M-M kinetics

Microbial reactions - product distribution, Kinetics of microbial fermentation

Microbial reactions - product distribution, Kinetics of microbial fermentation

Substrate limiting microbial fermentation

Product limiting microbial fermentation

Enzymatic Reactions - reactor design

Product fraction and product yield in series reactions

In class Q&A

Biochemical Reaction - Design of reactors

Biochemical Reaction - Design of reactors

Product limiting reaction - tutorial

In class Assessment

Fluid-fluid reaction - kinetics; Contacting patterns, factors influencing rate of reactions

Fluid- fluid reactor design

Rate equations; Straight mass transfer (absorption) of reactants, mass transfer and reactions, Hatta Number, role of Hatta Number on rate

Factors in selecting fluid-fluid contactors

Fluid- fluid reactor design

Fluid - solid catalytic reactors/reactions

In class Assessment

Fluid- fluid reactor design - Tutorial

Fluid- fluid reactor design - Tutorial

Fluid- fluid reactor design - Tutorial

Fluid - fluid reaction kinetics tutorial

Design of towers with straight mass transfer

1. Packed bed catalytic reactors – types and contacting patterns 2. Design of packed bed reactors – Problem solving

In class Assessment

In class Q&A

In class Assessment

1. Bubbling fluidized bed – K-L model

3. Fluidized bed reactors – introduction and types

In class Assessment