Advanced Electrochemistry

Paper Code: 
24CHY423 C
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

This course will enable the students to

get acquainted with the advanced aspects of electrochemistry and understand the mechanism and processes of battery, fuel cell, corrosion and electro-catalysis.

 

 

Course Outcomes: 

Course

Learning outcome

(at course level)

Learning and Teaching Strategies

Assessment Strategies

Course Code

Course

Title

 

24CHY423 C

 

Advanced Electrochemistry

 (Theory)

CO191:Discuss the characteristics of energy storage devices and explain different type of batteries.

CO192:Illustrate the concept of corrosion, corrosion inhibition, passivation and apply thermodynamics to discuss the stability of a metal.

CO193:Describe the principle of different type of fuel cells, their properties and applications.

CO194:Explain the concept, mechanism, types and factors affecting electrocatalysis.

CO195:Appraise electrochemical phenomenon related to the environment and electrochemical sensors.

CO196:Contribute effectively in course-specific interaction.

Approach in teaching:

Interactive lectures, tutorials, group discussions and e-learning.

 

Learning activities for the students:

Peer learning, e- learning, problem solving through tutorials and group discussions.

 

 

Written examinations,

Assignments, Quiz

  •  

 

12.00
Unit I: 
Electrochemical Energy Storage

Properties of electrochemical energy devices- Discharge plot, Ragone plot, measure of battery performance, charging and discharging of batteries, electrochemical capacitors as energy storage device, storage density, energy density.

Classical Batteries- (i) Lead Acid (ii) Nickel –Cadmium (iii) Zinc – Manganese dioxide

Modern Batteries- (i) Zinc- Air (ii) Nickel – Metal Hydride (iii) Lithium Battery (iv) Lithium ion Battery.

 

12.00
Unit II: 
Corrosion

Electrochemical corrosion of metals, thermodynamics and stability of metals, potential–pH (or Pourbaix) diagrams, uses and abuses, corrosion current and corrosion potential- Evans diagram.

Measurement of corrosion rate- weight loss method and electrochemical method.

Inhibition of corrosion- cathodic and anodic protection (i) by addition of substances to the electrolytic environment (ii) by charging corroding metal from external source, organic inhibition: Fuller story, green inhibitors.

Passivation- nature of the passive layer, structure of the passive film, methods of passivation, depassivation, localized corrosion.

 

12.00
Unit III: 
Fuel Cells

Electrochemical generators (Fuel Cells)- efficiency, kinetics of fuel cell reactions, types of fuel cells- alkaline fuel cell, phosphoric acid fuel cell, high temperature fuel cell, solid polymer electrolyte fuel cell, direct MeOH fuel cell, molten carbonate fuel cell, solid oxide fuel cell, applications of fuel cells.  

Energy options: Hydrogen economy, introduction, hydrogen production, hydrogen transmission, storage and distribution, hydrogen fueled equipment, local electricity production from hydrogen, hazards and safety aspects of hydrogen.

 

12.00
Unit IV: 
Electrocatalysis

Chemical catalysis and electrocatalysis, cathodic and anodic electro catalysis, electrocatalysis and adsorption effects, mechanism of electrocatalysis, volcanoes, metal electrodes-influence of the nature of the metal, influence of surface state and structure, highly dispersed metal catalyst, binary and multicomponent metal catalysts (metal alloys and atoms), non-metallic catalysts, metal complexes with organic ligands.

Bio catalysis: Enzymes, immobilization, practical application of enzymes as electrode.

 

12.00
Unit V: 
Environmentally Oriented Electrochemistry and Electrochemical Sensors

Environmentally oriented electrochemistry- electrochemistry of water splitting, superelectrolyzers, photo electrochemical splitting of water, solar hydrogen production, fixing of CO2, mechanism of CO2 reduction, photochemical reduction of CO2, removal of wastes. Electrochemical decontamination of soil.

Electrochemical sensors: Enzyme based sensors, affinity biosensors, gas sensors.

 

Essential Readings: 
  1. Modern Electrochemistry Vol. I, II A & II B, Second Edition; J. O’M. Bockris and K.N. Reddy; Kluwer Academic Publishers, New York, 2001.

 

References: 
  1. Fundamentals of Electrochemistry; Second Edition; V. S. Bagotsky; John Wiley and Sons, 2006.
  2. Advanced Physical Chemistry, Eighteenth Edition; J. N. Gurtu and A. Gurtu, Pragati Prakashan, Meerut 2015.
  3. Fuel cell Handbook, Seventh Edition; US Department of Energy, National Energy Technology Laboratory, West Virginia, 2004.
  4. Analytical Electrochemistry, Third Edition; J Wang; Wiley VCH, 2006.

 

e-Resources:

  1. https://nptel.ac.in/courses/113105102
  2. https://nptel.ac.in/courses/121106014 (Week 10, 11, 12)
  3. https://archive.nptel.ac.in/courses/103/108/103108162/
  4. https://nptel.ac.in/courses/113104082

 

 

Academic Year: 
2024-2025
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