Chapter summarymodes of mass transfer molecular diffusion 1. Nptel chemical mass transfer operation 1 joint initiative of iits and iisc funded by mhrd page 3 of 3 8 a what is the maximum possible humidity of air at 30 0 c and 1. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. The mass transfer process in porous media includes the following two aspects shao et al. Smart material, adaptive structures and intelligent mechanical systems iitk. Nptel syllabus mass transfer operations i mafiadoc. Mass transfer pdf ii k a gavhane epfiscaaladviesnl. Nptel chemical mass transfer operation 1 joint initiative of iits and iisc funded by mhrd page 1 of 2 assignment and short type questions module i. We already have encountered the mass transfer coefficient, defined in a manner analogous to the heat transfer coefficient. Sunando dasgupta nocinductive couple plasma atomic emmission spectrometry for pollution monitoring nocinfrared spectroscopy for pollution monitoring. Mass transfer operations i chem e 480 by nptel on iit guwahati. A gas mixture of 100 kmol consists of carbon dioxide.
Nptel mechanical engineering heat and mass transfernptel provides elearning through online web and video courses various streams. Department of chemical and biomolecular engineering. Fluid flow without mass transfer is not part of the mass entropy transfer field but of fluid mechanics. Nptel chemical engineering mass transfer operations i. Nptel syllabus mass transfer operations i web course course outline the importance of mass transfer operations in chemical processes is insightful. In module 1, we have discussed molecular diffusion and the relation developed in module 1 is applicable to calculate mass transfer coefficient in laminar flow. It is a parameter that is used to describe the ratio between the actual. Heat and mass transfer study notes hand written free.
It is the movement of mass from a higher to a lower concentration due to random molecular motion. This course will provide an overview of mass transfer operation at basic to an intermediate level. Nptel chemical mass transfer operation 1 joint initiative of iits and iisc funded by mhrd page 1 of 4 module 3. Saikat chakraborty, department of chemical engineering 7 let 0 ir 1 j j. Heat transfer occurs in many unit operations in variety of processes in chemical, petrochemical, power and pharmaceutical industries. These notes and ebook on mass transfer i have been prepared by experienced engineering faculty and toppers and will provide you with easy to study material. Nptel chemical engineering chemical engineering design ii joint initiative of iits and iisc funded by mhrd page 2 of 31 lecture 1. We will be frequent update the new books in this list as per viewers comments and shares.
Pdf heat and mass transfer books collection free download. Basic physics and engineering modeling pietro asinari, phd. Anna university regulation 20 mechanical engineering mech me6502 hmt notes for all 5 units are provided below. Nptel chemical engineering chemical engineering design ii joint initiative of iits and iisc funded by mhrd page 2 of 39 lecture 1. Leaching leaching is a preferential solution of one or more constituents of solid mixture by contact with a liquid solvent. Lecture 1 introduction on heat and mass transfer youtube. Introduction the term drying refers generally to the removal of moisture from a substance. Pdf lecture notes on heat and mass transfer find, read and cite all the research you need on researchgate. The equation of continuity, lecture notes, read from the site or after downloading pdf, 274 kb. K a gavhane mass transfer pdf free download wood4mebe mass transfer ii gavhane free download k a gavhane mass transfer 11 the small program will tell gavhane reference books 1 gavhane ka mass transfer ii k a gavhane free ebook download fre. Penetration theory, surface renewal theory, boundary layer theory.
Mass transfer is the transport of mass from one place to another. The length of the masstransfer zone or, equivalently, the difference between breakthrough and equilibration times, depends on the masstransfer rate. For example, in figure 4, the masstransfer rate for curve 2 is higher than the rate for curve 1, and the increase in adsorbate concen 1 the. Me6502 hmt notes, heat and mass transfer lecture notes. What are the central topic in chemical engineering. Majumder the importance of mass transfer operations in chemical processes is insightful. Heat and mass transfer video notes nptel lecturenotes. Heat and mass transfer in fixedbed tubular reactor. Mass transfer ii nptel online videos, courses iit video. Nptel chemical mass transfer operation 1 joint initiative of iits and iisc funded by mhrd page 1 of 9 module i. Reevaluate the diffusion coefficient of carbon dioxide in air at 20 c and atmospheric pressure using the fuller, schettler, and giddings equation and compare the new value with the one reported in example 2.
Download link for mech 5th sem me6502 heat and mass transfer lecture notes are listed down for students to make perfect utilization and score maximum marks with our study materials. The national programme on technology enhanced learning nptel, a project funded by the ministry of human resource development mhrd was first conceived in 1999 to pave the way for introducing multimedia and web technology to enhance learning of basic science and engineering concepts. The rate of mass transfer per unit area, also known as mass transfer flux, will then be constant steady state and given by the following expression. Heat and mass transfer syllabus pradip duttaiisc, bangalore v118. Me6502 hmt notes, heat and mass transfer lecture notes mech.
Diffusion is the even distribution of solutes throughout the system. Introduction assignment problem assignment problem 1. Heat and mass transfer nptel online videos, courses iit. Jul 02, 2014 lecture series on heat and mass transfer by prof. This book is completely dedicated to every single aspect of mass transfer phenomena. Difference between mass transfer and diffusion definition. Nptel chemical mass transfer operation 1 determination of relationship between wetbulb and drybulb temperature heat flux, qhgtgtw 6. Introduction 2 units, definitions, basic modes of heat transfer, thermal conductivity for various types of materials, convection heat transfer coefficient, stefan boltzmans law of thermal radiation. The two dimensional axial plug flow model was used for a water gas shift reactor to compare heat conduction or mass diffusion. Posts about molecular mass transfer written by happy s5. Equimolar counterdiffusion of a and b na nb correlation for convective mass transfer coefficient. The importance of mass transfer operations in chemical processes is insightful. Introduction and overview of mass transfer operation duration.
The subject of mass transfer studies the relative motion of some chemical species with respect to others i. Introduction evaporation is the removal of solvent as vapor from a solution, slurry or suspension. Unduly high heat and mass transfer rates applied at. Chemical engineering thermodynamics free chemical engineering online course on nptel by iit bombay sandip roy the present course aims to introduce the principles of chemical engineering thermodynamics and illustrate their application to design of chemical process plants. Nptel provides elearning through online web and video courses various streams. Application of surfacerenewalstretch model for interface. One useful measure of performance is the mass transfer rate molesmin.
Even some of authors research is also published in this book. Which single option will you choose to achieve the best improvement of device performance. Mass transfer ii nptel online videos, courses iit video lectures. Mass transfer is a transport of components under a chemical potential gradient. List of key topics in mass transfer i notes ebook for chemical engineering course. Chemical engineering advanced heat and mass transfer nptel. Mandal, department of chemical engineering, iit guwahati. In a multiphase system mass is transferred due to the chemical potential differences between the species. There is scarcely any industrial process that does not require a preliminary purification of raw materials or final separation of products. Understanding the fundamentals governing heat transfer is key to designing equipment that involves heat exchange. Mass transfer introduction to chemical and biological. We use cookies to make interactions with our website easy and meaningful, to better.
The main difference between mass transfer and diffusion is that mass transfer may or may not occur across a concentration gradient whereas diffusion occurs across a concentration gradient. Gaitonde, department of mechanical engineering, iit bombay. Mar 31, 2018 these notes and ebook on mass transfer i have been prepared by experienced engineering faculty and toppers and will provide you with easy to study material. Those names are given here because some people use them, and youll probably hear them at some point in your career. Heat and mass transfer problem in a fixedbed tubular reactor is one of the major concerns in the chemical engineering. This course applies the concepts of diffusion and interphase mass transfer to the analysis of different mass transfer operations such as absorption and distillation. Mass transfer operations i introduction video youtube. This unit operation is one of the oldest in the che. The top and best heat and mass transfer books collection are listed in the below table as well as heat and mass transfer books pdf download link. Heat and mass transfer by ds kumar pdf ebook downloadpdf download heat and mass transfer by ds kumar pdf free pdf heat and mass transfer by ds kumar. Correlation of mass transfer coefficients for single cylinder. Molecular diffusion is caused by the random motion of the fluid molecules or solid microscopic particles. Chemical engineering mass transfer operations i nptel.
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