Simulation and Control of Power Electronics Circuits (BEEL657B)

Simulation and Control of Power Electronics Circuits

Course Code BEEL657B 
CIE Marks 50
Teaching Hours/Week (L:T:P: S) 0-0-1 
SEE Marks 50
Credits 01 
Exam Hours 100
Examination type (SEE) practical/Viva-Voce

Experiments

1 (a)Simulate a single phase half wave diode bridge rectifier. Input 100V, 50 Hz. AC supply. At the out put, resistance of 50 ohms.

(b)Simulate a single phase full wave diode bridge rectifier. Input 100V, 50 Hz. AC supply. At the out put, resistance of 50 ohms.

2 (a) Simulate a single phase half controlled full wave rectifier. Input 100V, 50 Hz. AC supply. At the out put, resistance of 50 ohms.

(b) Simulate a single phase fully controlled full wave rectifier. Input 100V, 50 Hz. AC supply. At the out put, resistance of 50 ohms.

3 Simulate a buck converter with 20 V DC input, and regulate the output at 10 V by implementing a PI controller for closed loop operation. The out put power to vary from 10 W to 20 W. Ensure that voltage ripple is limited to 1%.

4 Simulate a boost converter with 20 V DC input, and regulate the output at 35 V by implementing a PI controller for closed loop operation. The out put power to vary from 30W to 60 W. Ensure that voltage ripple is limited to 1%

5 Simulate a single phase AC voltage controller using a triac with 100V ,50 Hz. AC supply for an RL load of 10 oms and 2 mH.

6 Simulate a three phase inverter with 180 degree conduction mode with DC input of 100V and a star connected balanced resistive of 40 ohms each. Use IGBT for inverter.

7 Simulate a single phase SPWM inverter with 50V DC input with modulation indices of 0.5, 0.6 and 0.8. connect a resistance of 25 ohms at the output of inverter. Use power Mosfets for inverter.

8 Simulate a three phase inverter with 120 degree mode of conduction. Take input DC voltage of 100V and three phase star connected balanced resistive load of 50 ohms each.

Demonstration Experiments ( For CIE )

9 In expt. 8. connect suitable LC filter at the output to obtain a sinusoidal output with THD of less than 8 %.

10 Simulate a three phase SPWM inverter with 50V DC input with modulation indices of 0.5, 0.6 and 0.8. connect a star connected resistances of 25 ohms each at the output of the inverter. Use power Mosfets for inverter.

11 Simulate a three phase, 5 level, neutral point clamped (NPC) inverter. Input DC voltage is 100V. The inverter output is connected to a balanced 3 phase resistive load of 40 Ohms each.

12 Simulate a forward converter with input DC voltage of 30 V. Take transformer ratio of 1.5:1. Observe the output voltages for duty cycles of 0.4, 0.6 and 0.8. Ensure that the output voltage ripple is less than 0.5 V. The load resistance is 10 Ohms.