TIEE3010 Syllabus - Multilevel Power Converters - 2022 Regulation Anna University

TIEE3010 Syllabus - Multilevel Power Converters - 2022 Regulation Anna University

TIEE3010	MULTILEVEL POWER CONVERTERS	L T P C

2023

COURSE OBJECTIVES:

• To learn multilevel topology (Symmetry & Asymmetry) with common DC bus link.
• To study the working of cascaded H Bridge, Diode Clamped and Flying Capacitor MLI.
• To study the working of MLI with reduced switch count.
• To simulate three level diode clamped MLI and three level flying capacitor based MLI with resistive and reactive load
• To simulate the MLI with reduced switch count.

UNIT I	MULTILEVEL TOPOLOGIES	6

Introduction – Generalized Topology with a Common DC bus – Converters derived from the generalized topology – symmetric topology without a common DC link – Asymmetric topology.

UNIT II	CASCADED H-BRIDGE MULTILEVEL INVERTERS	6

Introduction -H-Bridge Inverter, Bipolar Pulse Width Modulation, Unipolar Pulse Width Modulation. Multilevel Inverter Topologies, CHB Inverter with Equal DC Voltage, H-Bridges with Unequal DC Voltages – PWM, Carrier-Based PWM Schemes, Phase-Shifted Multicarrier Modulation, Level- Shifted Multicarrier Modulation, Comparison Between Phase- and Level-Shifted PWM Schemes- Staircase Modulation

UNIT III	DIODE CLAMPED MULTILEVEL CONVERTER	6

Introduction – Converter structure and Functional Description – Modulation of Multilevel converters – Voltage balance Control – Effectiveness Boundary of voltage balancing in DCMC converters – Performance results.

UNIT IV	FLYING CAPACITOR MULTILEVEL CONVERTER	6

Introduction – Flying Capacitor topology – Modulation scheme for the FCMC – Dynamic voltage balance of FCMC.

UNIT V	MULTILEVEL CONVERTER WITH REDUCED SWITCH COUNT	6

Multilevel inverter with reduced switch count-structures, working principles and pulse generation methods.

TOTAL: 30+30 = 60 PERIODS

COURSE OUTCOMES At the end of the course, students should be able to:

CO1: Examine the different topologies of multilevel inverters (MLIs) with and without DC link capacitor.
CO2: Examine the performance of MLIs with Bipolar Pulse Width Modulation (PWM) Unipolar PWM Carrier-Based PWM Schemes Phase Level Shifted Multicarrier Modulation
CO3: Demonstrate the working principles of Cascaded H-Bridge MLI, diode clamped MLI, flying capacitor MLI and MLI with reduced switch count
CO4: Analyze the voltage balancing performance in Diode clamped MLI.
CO5: Simulate three level, capacitor clamed and diode clamped MLI with R and RL load. CO6: Simulate MLI with reduced switch configuration using fundamental switching scheme

TEXT BOOKS:

1. Rashid M.H,”Power Electronics Circuits, Devices and Applications”, Prentice Hall India, Third Edition, New Delhi, 2014 Pearson 4th edition.
2. Sergio Alberto Gonzalez, Santiago Andres Verne, Maria Ines Valla,”Multilevel Converters for Industrial Applications”, CRC Press, 22-Jul-2013, 20171st Edition.
3. BinWu, Mehdi Narimani,High Power Converters and AC drives by IEEE press 2017, 2nd Edition.

REFERENCES:

1. Thomas A. Lipo, Pulse Width Modulation for Power Converters: Principles and Practice, D.Grahame Holmes, John Wiley & Sons, Oct-2003, 1st Edition.
2. Fang Lin Luo, Hong Ye,Advanced DC/AC Inverters: Applications in Renewable Energy, CRC Press, 22-Jan-2013, 2017, 1st Edition.
3. Hani Vahedi, Mohamed Trabelsi, Single-DC-Source Multilevel Inverters, Springer, 2019, 1st Edition.
4. Ersan Kabalcı, Multilevel Inverters Introduction and Emergent Topologies, Academic Press Inc,2021, 1st Edition.
5. Iftekhar Maswood, Dehghani Tafti,Advanced Multilevel Converters and Applications in Grid Integration, Wiley, 2018, 1st Edition.