JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisite

Power Electronics

Course Objectives

to prepare the students to

• Understand the concepts and basic operation of PWM converters, including basic circuit operation and design.
• Understand the steady-state and dynamic analysis of PWM converters along with the applications like solid state drives and power quality.

Course Outcomes

student will be able to:

• Knowledge concepts and basic operation of PWM converters, including basic circuit operation and design
• Learn the steady-state and dynamic analysis of PWM converters along with the applications like solid state drives and power quality
• Able to recognize and use the following concepts and ideas:Steady-State and transient modeling and analysis of power converters with various PWM techniques.

UNIT - I

AC/DC and DC/AC power conversion, Overview of applications of voltage source converters and current source converters.

UNIT - II

Pulse width modulation techniques for bridge converters, Bus clamping PWM.Space vector based PWM., Advanced PWM techniques.

UNIT - III

Practical devices in converter, Calculation of switching and conduction power losses.

UNIT - IV

Compensation for dead time and DC voltage regulation, Dynamic model of PWM converter.Multilevel converters, Constant V/F induction motor drives.

UNIT - V

Estimation of current ripple and torque ripple in inverter fed drives, Line-side converters with power factor compensation. Active power filtering.Reactive power compensation, Harmonic current compensation, Selective harmonic elimination PWM technique for high power electric drives.

TEXT BOOKS:

• 1. Mohan, Undeland and Robbins, “Power Electronics: Converters, Applications and Design”, John’s Wiley and Sons.
• 2. Erickson RW, “Fundamentals of Power Electronics”, Chapman and Hall.

REFERENCES:

• 1. Vithyathil. J, “Power Electronics: Principles and Applications”, McGraw Hill.
• 2. NPTEL Online Course, Pulse width Modulation for Power Electronic Converters by Dr. G. Narayanan, https://www.youtube.com/playlist?list=PLbMVogVj5nJQoZqyLxx-cg_dYE-Dt2UMH R19 M.TECH M. TECH. PE/PEED M. TECH – I YEAR – II SEM. (PE/PEED)