6EC10 INDUSTRIAL ELECTRONICS LAB

1.  Study the characteristics of SCR.

1.1 Observe the terminal configuration.

1.2  Measure the breakdown voltage.

1.3  Measure latching and holding current.

1.4 V-I characteristics.

2  Perform experiment on triggering circuits for SCR.

2.1 R-triggering circuit.

2.2  R-C triggering circuit.

2.3  UJT triggering circuit.

3  Study and obtain the characteristics of Diac.

4  Study and obtain the waveforms for single-phase half-wave controlled converter.

5  Study and obtain the waveforms for single-phase half controlled symmetrical and asymmetrical bridge

converters.

6  Study and obtain the waveforms for single-phase fully controlled bridge converter.

7  Study and obtain the waveforms for voltage-commutated chopper.

8  Study and obtain the waveforms for current-commutated chopper.

9  Perform experiment on single phase PWM inverter.

10  Perform experiment on buck, boost and buck-boost regulators.

11  Perform experiment on Motor control – open loop & closed loop.