Wednesday, September 20, 2017
Electrolysis : Unit 2 Notes
SYLLABUS:
I. ELECTROLYSIS
1.1 Basic Principle
1.2 Electrolysis of Copper Sulphate
II. Faraday's law of electrolysis
2.1 First law of electrolysis
2.2 Second law of electrolysis
III. DEFINITIONS
3.1 Current Efficiency
3.2 Voltage
3.3. Energy Efficiency
IV EXTRACTION OF METAL
4.1 Extraction of Zinc
4.2 Extraction of Aluminium
V REFINING OF METAL
5.1 Refining of copper
5.2 Refining of Gold
5.3 Refining of Silver
5.4 Refining of Nickel
5.5 Refining of Zinc
VI PRODUCTION OF CHEMICALS
6.1 Production of caustic soda
6.2 Production of oxygen and hydrogen gas
VII ELECTRODEPOSITION
VIII ELECTROPLATING
IX ELECTROPLATING OF DIFFERENT METALS
Friday, September 15, 2017
Electrical Heating: First Unit:(Part B) Notes
Thursday, September 14, 2017
Monday, September 11, 2017
Electrical Power Utilisation Unit 1( Part 1 electrical Heating) Notes
UNIT 1 (Part 1 Electrical Heating)
Syllabus:
1. INTRODUCTION
1.1 ADVANTAGES OF ELECTRICAL HEATING
1.2 MODES OF HEAT TRANSFER
1.3. HEATING ELEMENT
1.3.1 Requirements of Good Heating Element
1.3.2. Causes of Failure
1.3.3. Design of Heating Element
1.4. CLASSIFICATION OF ELECTRICAL HEATING
1.4.1. Resistance Heating
1.4.1.1 Direct Resistance Heating
1.4.1.2 In- Direct Resistance Heating
1.4.1.3 Resistance Ovens/Furnace
1.4.1.3 Temperature control
1.4.1.4 Special Type Of Resistance Furnace
1.4.1.5 Salt-Bath Furnace
1.4.1.6 Radiant or Infra red Heating
1.4.2 Arc Furnace
1.4.2.1 Direct Arc Furnace
1.4.2.2 In- Direct Arc Furnace
1.4.3 Induction Furnace
1.4.3.1 Direct Core Type Induction Furnace
1.4.3.2 In-Direct Core Type Induction Furnace
1.4.3.3 Vertical Core Type Induction Furnace
1.4.3.4 Core-less Type Induction Furnace
1.4.3.5 High Frequency Eddy Current Heating
1.4.4 Di-electric Heating
Syllabus:
1. INTRODUCTION
1.1 ADVANTAGES OF ELECTRICAL HEATING
1.2 MODES OF HEAT TRANSFER
1.3. HEATING ELEMENT
1.3.1 Requirements of Good Heating Element
1.3.2. Causes of Failure
1.3.3. Design of Heating Element
1.4. CLASSIFICATION OF ELECTRICAL HEATING
1.4.1. Resistance Heating
1.4.1.1 Direct Resistance Heating
1.4.1.2 In- Direct Resistance Heating
1.4.1.3 Resistance Ovens/Furnace
1.4.1.3 Temperature control
1.4.1.4 Special Type Of Resistance Furnace
1.4.1.5 Salt-Bath Furnace
1.4.1.6 Radiant or Infra red Heating
1.4.2 Arc Furnace
1.4.2.1 Direct Arc Furnace
1.4.2.2 In- Direct Arc Furnace
1.4.3 Induction Furnace
1.4.3.1 Direct Core Type Induction Furnace
1.4.3.2 In-Direct Core Type Induction Furnace
1.4.3.3 Vertical Core Type Induction Furnace
1.4.3.4 Core-less Type Induction Furnace
1.4.3.5 High Frequency Eddy Current Heating
1.4.4 Di-electric Heating
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