CH2254 - Chemical Process Calculations |
UNIT I UNITS AND DIMENSIONS |
Basic and derived units, use of model units in calculations, Methods of expression,
compositions of mixture and solutions. |
UNIT II GAS CALCULATIONS |
Ideal and real gas laws - Gas constant - calculations of pressure, volume and
temperature using ideal gas law. Use of partial pressure and pure component volume in
gas calculations, applications of real gas relationship in gas calculation. |
UNIT IIIMATERIAL BALANCE |
Stoichiometric principles, Application of material balance to unit operations like
distillation, evaporation, crystallisation, drying etc., - Material balance with chemical
reaction - Limiting and excess reactants - recycle - bypass and purging - Unsteady state
material balances. |
UNIT IVHUMIDITY AND SATURATION |
Calculation of absolute humidity, molal humidity, relative humidity and percentage
humidity - Use of humidity in condensation and drying - Humidity chart, dew point. |
UNIT VFUELS AND COMBUSTION |
Determination of Composition by Orsat analysis of products of combustion of solid, liquid
and gas fuels - Calculation of excess air from orsat technique, problems on sulphur and
sulphur burning compounds.
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UNIT VITHERMO PHYSICS |
Heat capacity of solids, liquids, gases and solutions, use of mean heat capacity in heat
calculations, problems involving sensible heat and latent heats, evaluation of enthalpy.
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UNIT VIITHERMOCHEMISTRY |
Standard heat of reaction, heats of formation, combustion, solution, mixing etc.,
calculation of standard heat of reaction - Effect of pressure and temperature on heat of
reaction - Energy balance for systems with and without chemical reaction. - Unsteady
state energy balances.
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Text Book |
1. Bhatt, B.L., Vora, S.M., “Stoichiometry”, Tata McGraw-Hill, 1976.
2. Himmelblau, D.M., “Basic Principles and Calculations in Chemical Engineering”,
EEE Sixth Edition, Prentice Hall Inc., 2003 (with CD containing programmes and
problems). |
References |
1. Process Calculation for Chemical Engineering, Second Revised Edition,
Chemical Engineering Education Development Centre, I.I.T., Madras, 1981.
2. Process Calculations, Venkataramani, V and Anantharaman, N, Prentice Hall of
India Pvt. Ltd., 2003. |
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