WELCOME TO MPTCANNAMALAINAGAR

Department of chemistry2013-2014

ENGINEERING CHEMISTRY - II

First year - II semester

Fuels:- Energy giving substances that produce heat

on combustion Materials used for burning A source of chemical energy A source of carbon

FUELS

Classification of fuels of fuels- Solid fuel(Natural fuels)

Wood

Coal

Fossil fuel

Solid fuel - coal

Liquid fuels-Liquid Hydrogen

Liquid fuels

Liquid fuel- Petrol

Fractional distillation

Fractional distillation of petroleum

Fractional distillation

Cracking

Oil rig pumps

Renewable energy

Gaseous fuels

Gobar gas

Alternate fuels

Alternate fuels

Alternate fuels

Rocket propellant

Types of propellant

Bipropellant

Combustion- A process of buring

Combustion of methane

Synthetic fuels

Comparison of fuels

Flue gas analysis

2.1. FuelsPart- A

1. Define fuels, Gross calorific value, Net calorific value, Calorie and cracking.

2. How are fuels classified?3. What is LPG?4. What is water gas and producer gas?5. What is biogas?6. What is power alcohol?Part B7. Explain the preparation, properties and uses of

water gas and producer gas?8. Explaining the refining or fractional distillation of

petroleum?

Important questions

Part A1. What are rocket propellants?2. What is homogeneous, heterogeneous

propellant?Part B1. How are rocket propellants classified?

Explain giving suitable examples

2.2. ROCKET PROPELLANT

Part A1. What is meant by combustion of a fuel?2. How much quantity of air required for the

combustion of 1 kg of carbon?3. What do you understand by excess air supply for the

combustion?

Part B4. Derive the expression for calculating the minimum

quantity of air required for the combustion of 1 kg of a fuel.

5. Explain the working principle of Orsat apparatus for the flue gas analysis?

2.3. Combustion

Thank you