## TIEE3012 Syllabus - Smps And Ups - 2022 Regulation Anna University

TIEE3012

SMPS AND UPS

L T P C

2023

COURSE OBJECTIVES:
• To learn the working of isolated & non-isolated DC-DC converters
• To design isolated & non-isolated DC-DC converters.
• To drive the equations related with converter dynamics.
• To design and simulate P, PI & PID controller for buck, boost and buck-boost converters.
• To identify and study different configurations of the UPS.

UNIT I

ANALYSIS OF NON-ISOLATED DC-DC CONVERTERS

6

Basic topologies: Buck, Boost and Buck-Boost - Principles of operation – Continuous conduction mode– Concepts of volt-sec balance and charge balance – Analysis and design based on steady- state relationships – Introduction to discontinuous conduction mode.

UNIT II

ANALYSIS OF ISOLATED DC-DC CONVERTERS

6

Introduction - classification- forward- flyback- pushpull – half bridge – full bridge topologies- C’uk converter as cascade combination of boost followed by buck – isolated version of C’uk converter - design of SMPS – Introduction to design of magnetic components for SMPS, using relevant software- Simulation of bidirectional DC DC converter (both non-isolated and isolated) considering EV as an example application.

UNIT III

CONVERTER DYNAMICS

6

AC equivalent circuit analysis – State space averaging – Circuit averaging – Transfer function model for buck, boost and buck-boost converters – Simulation of basic topologies using state space model derived – Comparison with the circuit model based simulation already carried out.

UNIT IV

CONTROLLER DESIGN

6

Review of P, PI, and PID control concepts – gain margin and phase margin – Bode plot based analysis – Design of controller for buck, boost and buck-boost converters.

UNIT V

POWER CONDITIONERS AND UPS

6

Introduction – Power line disturbances – Power conditioners – UPS: Offline and On-line – Need for filters – Filter for PWM VSI – Front-end battery charger – boost charger.

TOTAL: 30+30 = 60 PERIODS

COURSE OUTCOMES: At the end of the course, students should have the following capabilities:
CO1: Demonstrate the working of buck boost and buck- boost converters in continuous and discontinuous conduction mode.
CO2: Build buck/boost converters using suitable design method.
CO3: Analyze the behaviors of isolated DC-DC converters and to design SMPS for battery operated vehicle.
CO4: Compute state space averaged model and transfer function for buck, boost and buck- boost converters.
CO5: Demonstrate the P, PI and PID controller performance analytically and by simulation for buck boost and buck- boost converters.
CO6: Compare the different topologies of UPS and also simulate them.

TEXT BOOKS:
1. Robert W. Erickson & Dragon Maksimovic, ” Fundamentals of Power Electronics”, Third Edition, 2020
2. Ned Mohan,” Power Electronics: A First Course”, Johnwiley, 2013.
3. Marian K. Kazimierczuk and Agasthya Ayachit,”Laboratory Manual for Pulse-Width Modulated DC– DC Power Converters”, Wiley 2016.
4. Power Electronics handbook, Industrial Electronics series, S.K.Varenina, CRC press, 2002.
5. Power Electronic Converters, Teuvo Suntio, Tuomas Messo, Joonas Puukko, First Edition 2017.