Lecture Notes || SNS Courseware

Subject Details

Dept : MECH

Sem : 2

Regul : 2023

Faculty : Dr.D.Sridharan

phone : 9443673903

E-mail : sridharan.d.chem@snsct.org

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Lecture Notes

UNIT 1:

Introduction- Corrosion

2. Chemical corrosion (Oxidation corrosion)

3.Electrochemical corrosion

4.Galvanic Series and its importance- Types of electrochemical Corrosion

5.Corrosion control- Cathodic protection (Sacrificial anodic protection)

6.Impressed current cathodic protection

7.Corrosion inhibitors

8.Protective coating-Special Paint-Fire Retardant paint

9.Electroplating (Au)

UNIT 2:

1.Nanomaterials and Bulk materials

2.Size dependent properties (Optical, Electrical and Mechanical)

3.Sol gel method

4.Chemical vapour deposition

5.Solvothermal method

6.Laser ablation

7.Carbon nanotubes-Properties and uses

8.Applications of nanotechnology in Electronics, Energy science and Medicine

9.Nanomaterials and Bulk materials

UNIT 3:

1.Fuels- Solid Fuel-Coal-classification

2.Manufacture of metallagurical coke by Otto-Hoffmann method

3.Liquid Fuel–-Synthetic petrol

4.Fischer and Bergius method

5.Gaseous fuels- CNG and LPG

6.Bio fuels: Categories

7.Types –Biodiesel, Biogas

9.Combustion-Calorific value-Gross and Net calorific value

Biogas

UNIT 4:

1.Introduction-Hard water and soft water

2.Hardness -Types

3.Boiler Troubles

4.Water Softening – External Treatment-Demineralization

5.Internal Treatment

6.Water Quality parameters (pH,TDS,Chloride, Fluoride, Sulphate,

7.Water Quality parameters (Iron, BOD, COD and Heavy metals)

8.Municipal water treatment

9.Desalination –Reverse osmosis.

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