POWER ELECTRONICS IN TAMIL
118 videos • 371,936 views • by EEE VIDS Mr.F.ARUMAINATHAN. LECTURER (S.G) & HOD Department of Electrical & Electronics Engg. POWER ELECTRONICS -OBJECTIVES: •Explain the scope and application of power electronics. •Explain the operating region and rating of SCR. •Draw, explain and state the application for commutation circuits and trigger circuits of SCR. •Familiarize the phase controlled rectifier and know the applications of the phase controlled rectifier. •Draw and describe the working of half wave controlled rectifier circuit with R and RL load, single phase Semi Converter Bridge, Single phase full Converter Bridge for RL load, single phase and three phase full converter with RL load. • Familiarizes the dual converter and twelve pulse converters. •Study the complete protection of converter circuits. • Understand the working choppers and inverters. • Know the applications of choppers and inverters. •Explain the various types of choppers with circuit diagram. • Describe the various methods of inverters with circuit diagram. • Failure of AC voltage controller & cyclo converter. •Understand the application of power electronics devices as CB,UPS and VAR compensator. •Understand the control of DC Drives. Know the various methods of speed control of DC drives. •Familiarize the control of AC drives. Know the torque - speed characteristics of three phase induction motor. •Study the speed control of three phase induction motor using PWM and slip power recovery scheme. •Understand the closed loop control of AC drive. •Know the operation of single phase and three phase cyclo converter. • Understand the micro controller based fault diagnosis in three phase thyristor converter circuits. Thank you for watching