Course outline Review of conduction, resistance concept, extended - - PowerPoint PPT Presentation

• Review of conduction, resistance concept, extended

surfaces, lumped capacitance

• Radiation
• Introduction to Convection, boundary layer theory, natural

and forced convection, correlations

• Heat exchangers
• Interphase mass transfer, mass transfer

coefficient, theories for interphase mass transfer, overall mass transfer coefficient, correlations

• mass transfer with chemical reaction
• simultaneous heat and mass transfer
• analogy between momentum, heat and mass transfer

Course outline

Experimentation is also a language of science

• Science behind (heat and mass) transport processes
• Methods to model and analyze
• Mathematics as a tool

In this course …

Mathematics is a language of science

Applications – in several length and time scales

• Consumer items

Uptake of detergents, Leaching of dirt, Softeners

• Food

Lassi making, Uptake rate, Juice making, …

• Infrastructure

Car (radiators, mufflers, ….), air conditioner, drug manufacturing

• Diseases

Drug uptake, Cellular transport, Fever, Dialysis …

• Environment

Global warming, aerosol transport, …

• Lot more to come …

India needs engineers to come up good, low cost processes

Ramkrishna D, Amundson N. Mathematics in chemical engineering, AIChE J.;50(1):7-23.

10 20 0 -- 10 10 -- 15 15 -- 20 20 -- 25 25 -- 30 30 -- 35 35 -- 40 >40

Marks distribution (Max. marks 50) Class avg: 28

Passing score for the course is 40% of the minimum score set for

• AA. Any score below the passing

score will be awarded an FR. Score range for all other grades will be set based on equal divisions between the minimum score for AA and the passing score. Grading policy

• Sir Humphrey Davy (1809) – Arc-lamp between electrodes
• de La Rue (1820) – Incandescent lamp (Pt coil in glass tube)
• …….
• Joseph Swan (1878) – Evacuated carbon filament lamp
• Thomas Edison (1880) – complete incandescent lamp

The Light Story

Edison had the tenacity to fully develop an idea …

10th verse, Chapter 6 कठोपनिषत्

8th verse, 33rd dasaka of “SrimanNarayaniyam”, by M. Narayana Bhattatiri

Translation Knowledge and austerity will evoke respect only when combined with humility. Thank you and best wishes

8th verse in 33rd dasaka of “SrimanNarayaniyam”, by

• M. Narayana Bhattatiri

Translation: Knowledge and austerity will evoke respect only when combined with humility. Thank you and best wishes

10th verse, Chapter 6 कठोपनिषत्