Construction of a Galvanic cell

4. To understand the various types of corrosion prevention methods 5. To describe the various types of corrosion occurring in industries 6. To apply the techniques to control corrosion in industries

Module 1: Principles of Corrosion Phenomenon (9 Hrs)

Thermodynamics and Kinetics: Emf/Galvanic Series - Pourbaix Diagram - Exchange Current Density Passivity - Evans Diagram - Flade Potential.

Module 2: Different Forms Of Corrosion (9 Hrs)

Atmospheric/Uniform - PittingCrevice -Intergranular - Stree Corrosion - Corrosion Fatique - Dealloying - High Temperature Oxidation-Origin and Mechanism with Specific Examples.

Module 3: Corrosion Testing And Monitoring (9 Hrs)

Non-Elecrochemical and Electrochemical Methods - Weight Loss Method - Tafel - Linear Polarization and Impedance Techniques - Lab - Semi Plant & Field Tests - Susceptibility Test.

Module 4: Corrosion Prevention (9 Hrs)

Corrosion Prevention through Design - Coatings - Inhibitors - Cathodic - Anodic Protection- Specific Applications- Economics of Corrosion Control.

Module 5: Corrosion & Its Control In Industries (9 Hrs)

Power - Process - Petrochemical - Ship Building - Marine and Fertilizer Industries - Some Case StudiesCorrosion and its Control in Different Engineering Materials: Concrete Structures - Duplex - Super Duplex Stainless Steels - Ceramics - Composites and Polymers -Corrosion Auditing in Industries Corrosion Map of India.

Text Books:

1. Raj Narayan, “An Introduction to Metallic Corrosion and Its Prevention”,Mohan Primlani for Oxford & IBH Publishing Company, 1983. 2. R. Winston Revie, “Corrosion and Corrosion Control: An Introduction to Corrosion Science and Engineering”, 4th Edition, Wiley-Interscience, 2010.

Reference Books:

1. Mars G. Fontana, “Corrosion Engineering” - 3rd Edition, Tata McGraw Hill, New Deli, 2005. 2. Denny A. Jones, “Principles and Prevention of Corrosion”, 2nd Edition, Prentice Hall, 1996.

20CH1001 Essentials of Chemistry for Aerospace Engineers L T P C 3 0 0 3

Course Objectives:

Enable the students to 1. conversant with the fundamentals of atomic structures 2. develop curiosity towards fuels, energy resources and storage devices 3. acquire knowledge about spectroscopy

Course Outcomes:

The Student will be able to 1. formulate atomic structures and correlate its properties 2. realize the potential applications of protective coating 3. relate the unique properties of fuels 4. analyze the combustion process of common fuels 5. learn the various energy storage systems and conversion devices 6. describe the techniques involved in spectroscopy. Module 1: Atomic structure (8 Hours) Introduction, dual nature of electron, Heisenbergs uncertainty principle, quantum mechanical model of an atom, wave mechanical model of hydrogen atom, concept of atomic orbital’s, electron spin, Pauli Exclusion Principle. Module 2: Protective coatings (7 Hours))