Explain unipolar and bipolar PWM techniques.
[3 marks]Draw the block diagram of Electric drive and explain each block in brief.
[4 marks]Explain diode rectifier with boost chopper.
[7 marks]Discuss SVPWM technique in brief.
[3 marks]Compare three level inverter with conventional two level inverter
[4 marks]Explain dynamic model of induction motor using stationary reference frame.
[7 marks]Discuss significance of V/f control of induction motor. Discuss motor characteristics in constant torque and constant power region.
[7 marks]Compare DTC and FOC
[3 marks]Discuss the effect of harmonics on induction motor drive.
[4 marks]What is FOC? Explain FOC of induction motor using necessary block diagram.
[7 marks]List advantages of V/Fcontrol over other control technique
[3 marks]State the advantages and applications of synchronous motor drive
[4 marks]Draw and explain operation of open loop V/f control of synchronous motor drive
[7 marks]Compare PMSM with BLDC
[3 marks]List out the various topologies of SRM drives
[4 marks]Draw and explain CSI fed synchronous motor drives
[7 marks]Explain working of Switch Reluctance Motor
[3 marks]Discuss the advantages of DSPs used in electric drive system.
[4 marks]Draw and explain block diagram of closed loop speed control of SRM drive.
[7 marks]Write a short note on selective harmonic elimination technique.
[3 marks]Write short note on PWM module in DSP
[4 marks]Explain speed control of PMSM drive with necessary block diagram
[7 marks]State various DSP used for application of speed control of electric motor
[3 marks]Enlist the advantages of PMSM over an induction motor.
[4 marks]Explain speed control of BLDC drive with necessary block diagram
[7 marks]