Heat and mass Transfer course file

Published on July 2016 | Categories: Documents | Downloads: 37 | Comments: 0 | Views: 234
of 6
Download PDF   Embed   Report

Heat and Mas Transfer Conent

Comments

Content

IILM Academy of Higher Learning
College of Engineering & Technology

Department of Biotechnology
LECTURE 1& 2, 3 Introduction of heat transfer • • • • Modes of heat transfer Laws of heat transfer Mechanism of heat transfer in solids Application of heat transfer LECTURE- 4, 5 Heat conduction in sphere • • Heat conduction in hollow & composite sphere Numerical LECTURE-5 & 6 Heat conduction in sphere • • • Heat conduction in hollow & composite cylinder Critical and optimum insulation thickness Numerical LECTURE-7, 8, 9 &10

Convection • • • • Laws of convection Equations of forced and free convection Dimensional analysis Numerical LECTURE-11, 12 Radiation • • • • Mechanism of radiation Basic laws of heat transfer by radiation Concept of black body and gray body Numerical

IILM Academy of Higher Learning
College of Engineering & Technology

Department of Biotechnology
LECTURE-15, 16 Solar radiations & combined heat transfer coefficients LECTURE- 17, 18 & 19 Introduction & types of heat exchangers • • • • Based on architecture Based on fluid direction Evaporators Condenser LECTURE- 20, 21 & 22 Diffusion • • • • • Molecular and turbulent diffusion Diffusion coefficient Flick’s Law of diffusion Dependence of diffusion coefficient on temperature, pressure and composition Diffusion in multi-component gas mixtures LECTURE-23 & 24 Diffusion in solids • • • Molecular Knudsen & Surface diffusion

LECTURE-25 & 26 Inter- phase mass transfer • • Henry law Mass transfer coefficients

IILM Academy of Higher Learning
College of Engineering & Technology

Department of Biotechnology
• Equilibrium solubility of gases in Liquids LECTURE-27 & 28 Mass Transfer theories • • Two film theory Mass transfer in fluidized beds LECTURE-29 & 30 Flow past solids and boundary layers • • • • Boundary layer concept Types of boundary layer Energy & momentum equation Simultaneous heat and mass transfer LECTURE-31, 32, 33 & 34 • Concept of solid-gas equilibria o Introduction o Thermodynamic Properties of Air-Water Mixtures and Moist Solids o Psychrometry o Equilibrium Moisture Content o Typical sorption isotherms Different modes of drying operation o Diffusion theory of drying o Falling rate period, diffusion control o Capillary theory of drying Types of batch and continuous dryer o Classification and selection of dryers o Tray or shelf dryers o Tunnel Dryers





IILM Academy of Higher Learning
College of Engineering & Technology

Department of Biotechnology
o Rotary Dryers • • Definitions of moisture contents o Equilibrium moisture content curves for various types of solids o Various types of moisture content Rate of batch drying & Time of drying o Drying Kinetics o batch drying rate curve under constant drying conditions o Drying times for various drying rate models o Characteristic drying rate curve

LECTURE-35 & 36 • Mechanism of batch & drying, Continuous drying. o Constant rate falling design equation o Falling rate period, diffusion control design equation o Capillary theory of drying Equilibrium yield of crystallization o Thermodynamic drivers of crystallization o Design equation of Crystallization yields LECTURE-37 & 38 • Heat and mass transfer rates in crystallization, Theories of crystallization o Coupled Heat and Mass Transfer during Crystallization o Excess Densities for the Surface o Heat and Mass Transport, and the Entropy Production Equations for Crystallization Factors governing nucleation and crystal growth rates o Nucleation o Nucleation on foreign surfaces o Nucleation pathways and Ostwald’s Law of phases





IILM Academy of Higher Learning
College of Engineering & Technology

Department of Biotechnology
• o Crystal growth kinetics Classification of crystallizers o Draft Tube baffle o Draft Tube o Baffle o Surface cooled

LECTURE-39 & 40 • Concept of Gas-Liquid equilibria o Introduction o Curve o Typical Absorption processes Henry’s Law o Single Component Absorption o Gas-Liquid Equilibrium relationship Selection of solvents, Absorption in tray column, Graphical and analytical methods o General Design Procedure o Selection of Solvent o Selection of Solubility Data o Calculation of Liquid-to-Gas Ratio





LECTURE-41 & 42 • Absorption in packed column & design equation for packed column o Selection of Equipment o Column Diameter and Pressure Drop o Computation of Tower Height HTU, NTU and HTEP concepts. o Use of Mass-Transfer-Rate Expressions o Packed Height Requirement o Use of Operating Curve



IILM Academy of Higher Learning
College of Engineering & Technology

Department of Biotechnology
o Calculation of Transfer Units . o Graphical Design Procedure LECTURE-43, 44 & 45 • • Description of adsorption process and their application o Characterization of Equilibria o Adsorbent/Ion Exchanger Selection Types of adsorption & Nature of adsorbents o Classifications and Characterizations o Physical Properties Adsorption equilibrium and adsorption hysterises o General Considerations o Classification of Isotherms by Shape . o Single Component or Exchange Stage wise and continuous contact adsorption operation operations, Determination of number of stages o Transport and Dispersion Mechanisms o Intraparticle Mass Transfer o Rate Equations





Sponsor Documents

Or use your account on DocShare.tips

Hide

Forgot your password?

Or register your new account on DocShare.tips

Hide

Lost your password? Please enter your email address. You will receive a link to create a new password.

Back to log-in

Close