EE240 : POWER ENGINEERING LAB

 

LIST OF EXPERIMENTS

1. Power measurement in balanced 3 phase circuits and power factor improvement
2. Open circuit and short circuit tests on single-phase transformers
3. Characteristic of DC Generators
4. Characteristics of separately excited DC motor
5. Speed control of 3 phase Induction Motor
6. Alternator V-curve and power factor control (inverted V-curve)

 

LIST OF DEMONSTRATIONS

1. Starting of single phase Induction motor
2. Winding configuration of 3 phase Induction motor
3. Star-delta connection of Induction motor
4. Working of DC motor
5. Sychronisation of alternator

 

BASIC ELECTRICAL COMPONENTS

1. Types of Power System interconnections (Earthing)
2. Protection System
3. Capacitors
4. Measurement Systems
5. Classes of Insulation
6. Torque Speed Characteristics of Fan Load
7. Electric shocks and protection

 

POWER AND ENERGY MEASUREMENT

 

LIST OF EXPERIMENTS

1. Power measurement in balanced 3 phase circuits and power factor improvment

 

TRANSFORMER

 

LIST OF EXPERIMENTS

1. Open circuit and short circuit tests on single phase transformer
2. Polarity test
3. BH curve of transformer
4. Parallel Operation
5. Three phase connection of single phase transformers

 

LIST OF DEMONSTRATIONS

1. Comparison of leakage reactance of two single phase transformers
2. Inrush current in a transformer
3. Transformer feeding a non-linear load

 

EXTRA MATERIALS

1. Basics of transformer
2. Transformer Design
3. Autotransformer
4. Demonstation videos
5. Parts of High Frequency Transformer
6. Photograph of current shunt and current transformer

 

 

DC GENERATOR

 

LIST OF EXPERIMENTS

1. Characteristics of DC generators
2. Open circuit characteristics of separately excited DC generator

 

LIST OF DEMONSTRATIONS

1. Self excitation in DC Generator

 

 

DC MOTOR

 

LIST OF EXPERIMENTS

1. Characteristics of separately excited DC motor

 

LIST OF DEMONSTRATIONS

1. Operation  of semi converter drive for DC motor

 

EXTRA MATERIALS

1. BLDC motor

 

 

 

INDUCTION MOTOR

 

LIST OF EXPERIMENTS

1. Speed Control of 3 phase induction motor using variable voltage and v/f control
2. Torque-speed  characteristics of  squirrel cage Induction Motor
3. Parameter estimation of squirrel cage Induction motor using Blocked rotor & No-load test

 

LIST OF DEMONSTRATIONS

1. Rotating magnetic field in Induction motor
2. Operation of Variable Frequency Drive
3. Starting current in  Induction motor
4. Induction Generator – self excitation and grid connected operation

 

EXTRA MATERIALS

1. Single phase Induction motor
2. Parts of Three Phase Squirrel Cage Induction Motor

 

 

 

SYNCHRONOUS MACHINE

 

LIST OF EXPERIMENTS

1. Alternator V-curve and power factor control (inverted V-curve)

 

LIST OF DEMONSTRATIONS

1. Sychronisation of alternator