Gavhane provides a comprehensive derivation of this model, breaking down the rate-controlling steps: gas film diffusion, ash layer diffusion, and chemical reaction.
| Unit No. | Chapter | Core Topics Covered | | :--- | :--- | :--- | | | Introduction to Heterogeneous Reactions | Introduction; examples of catalytic and non-catalytic heterogeneous reactions; the rate equation for heterogeneous reactions; the concept of a rate-controlling step; contacting patterns for two-phase systems; solved examples. | | 2 | Kinetics of Fluid-Fluid Reactions | Examples of fluid-fluid reactions; gas absorption systems with chemical reaction; rate equations for various regimes (straight mass transfer, fast, instantaneous, slow, infinitely slow); the role of the Hatta number; solved examples. | | 3 | Design of Fluid-Fluid Reactors | Application of kinetics to the design of industrial equipment, such as towers for fast/slow reactions and mixer-settlers; semi-batch contacting patterns; and specialized processes like reactive distillation and extractive reactions. | | 4 | Kinetics of Fluid-Particle Reactions | Introduction to fluid-particle systems; the selection of a kinetic model; a detailed study of the unreacted core model for particles of unchanging size; the shrinking particle model; and determination of the rate-controlling step. | | 5 | Design of Fluid-Particle Reactors | Application of kinetic principles to design real-world reactors. This includes design scenarios for particles of single or mixed size, considering plug flow or mixed flow of solids, and the important topic of solid fines entrainment. | | 6 | Solid Catalysed Reactions | An introduction to catalysis; the concepts, classification, and characteristics of catalysts; catalyst preparation and deactivation; adsorption and its classification; determination of catalyst surface area using the BET method. | | 7 | G/L Reactions on Solid Catalysts | A bridge between previous chapters, focusing on heterogeneous reactions involving three phases (gas, liquid, and solid catalyst). | | 8 | Deactivating Catalysts | A focused study on the mechanisms and kinetics of catalyst deactivation, and its implications for reactor design and operation. | | 9 | Enzyme Fermentation | An introduction to biochemical reaction engineering, covering the kinetics and basic design of enzymatic and fermentation processes. | Chemical Reaction Engineering Ii Gavhane Pdf
Chemical Reaction Engineering (CRE) is a crucial subject in chemical engineering that deals with the application of chemical kinetics and reactor design to optimize chemical reactions. For students and professionals in the field, a comprehensive resource that provides in-depth knowledge of CRE is essential. "Chemical Reaction Engineering II" by Gavhane is a popular textbook that covers the fundamental principles and applications of CRE. Here's a feature on the Gavhane PDF: Gavhane provides a comprehensive derivation of this model,
Gavhane's textbook is structured to take the student on a progressive journey from fundamental concepts to advanced reactor design. The table of contents provides a clear roadmap of the core topics covered: | | 2 | Kinetics of Fluid-Fluid Reactions
Application of the Whitman two-film theory to mass transfer with simultaneous chemical reaction. Hatta Number ( Mhcap M sub h