Industrial Stoichiometry
Paper Code:CHE 302
There shall be one compulsory objective type question comprising 10 Nos. spread over the entire syllabus and each carrying one mark.
Two questions are to be set from each module out of which five questions are to be answered taking at least one from each module. All questions carry equal marks.
Module I:
Units and Dimensions:, Conversion of Equations, Systems of Units, Dimensional Homogeneity and Dimensionless Quantities, Buckingham Pi-theorem for Dimensional Analysis,
Introduction to Chemical Engineering Calculations: Basis, Mole Fraction and Mole Percent, Mass Fraction and Mass Percent, Concentration of different forms, Conversion from one form to another, Roult’s Law, Henry’s law, Antoine’s Equation. Clausius Clapeyron Equation.
Mathematical Requisites: Use of log-log and semi-log graph paper, Triangular
Diagram, Graphical Differentiation and Graphical Integration, Least Square Method, Curve Fitting, Method of Regression.
Module II:
Material Balance without Chemical Reaction: Material Balance during Mixing, Humidity and Application of Psychrometric Chart, Solubility and Crystallization, Evaporator, Distillation Column, Absorption Column, Drier,
Liquid - Liquid and Solid - Liquid Extraction Units.
Module III:
Material Balance with Chemical Reaction: Single Reaction, Multiple Reactions, Reactions with Recycle, Purge and By pass, Combustion Reaction, Calculation of Excess Air, Material Balance of Unsteady State Reaction systems.
Module IV:
Energy Balance: Enthalpy calculation for systems (single component and multi components) without Chemical Reaction with Mean and Temperature dependent Heat Capacity, Enthalpy calculation for systems with Chemical
Reactions. Heat of Reaction from Heat of Formation and Heat of Combustion Data, Effect of Temperature and Pressure on Heat of Reaction, Hess’s Law, Adiabatic Flame Temperature, Theoretical Flame Temperature.
Energy calculation in transient condition.
Case Studies: Combined Material and Energy Balances of Industrial Process.
Text Books / References:
- Chemical Process Principles (Part I), 2nd. Ed., O.A. Hougen, K. M. Watson, and R. A. Ragatz. John Wiley (Asian Edn.).
- Basic Principles and Calculations in Chemical Engineering, 6th. Ed., D.M. Himmelblau: Prentice Hall,
- Stoichiometry, 4th. Ed., B.I.Bhat and S.M.Vora, McGraw Hill,.
- Elementary Principles of Chemical Processes, 3rd.Ed., R.M. Felder and R. W. Rousseau, Wiley India Edition.