Courses

AC-DC Rectifiers, Harmonics and Related Standards

A 3 month course through which detailed knowledge on AC-DC Rectifiers will be provided with the help of MATLAB and LTspice

12 weeks long course | 100% Online

Learn from leading experts in the industry

Project based learning with 2 industry level projects that learners can showcase on LinkedIn.

Learn Key Tools & Technologies MATLAB, LTspice

Syllabus

This course is full of best-in-class content by leading faculty and industry experts in the form of videos and projects

Course Overview

The students will gain a thorough knowledge of AC-DC Rectifiers, Harmonics, and their Related Standards.
During the coursework, the students will learn the following concepts:
- Design insights into AC/DC converters, their analysis, and associated issues.
- Simulation of AC/DC converters
- Methods and tools to analyze any industry level AC-DC converter circuits
- IEEE/IEC standards
The course will also give an overview of the software tools such as MATLAB and LTspice, which are widely used in the industry.
The students are exposed to the modern trends and standard practices being followed in the industry right now.
This course forms the foundation for anyone wanting to pursue a career in the domain of power electronics.

Course Syllabus

On a daily basis we talk to companies in the likes of Tata Elxsi and Mahindra to fine tune our curriculum.

Week 01 - Overview of Power Electronic Devices

Importance of AC-DC converter in any power electronic converter application
Advantages of AC-DC converters
Applications of AC-DC converters in residential and industrial applications
Introduction to device characteristics of Diode
Thyristor, MOSFET and IGBT (Only relevant details to this course will be covered)
Introduction to state of the art wide-bandgap devices (SiC and GaN)
Criterion of device selection.

Week 02 - Introduction to Simulation Tools and Classification of AC-DC Converters

Introduction to simulation platforms of MATLAB and LTspice
Basic details of simulating any general circuit in MATLAB and LTspice
Device installation in LTspice
Usefulness of these software tools for different scenarios
Detailed classification of AC-DC converters
Examples of these converters with their circuit diagrams (Half wave, full wave, boost rectifier, PWM rectifiers, etc.)
Applications of these circuits for different scenarios

Week 03 - Uncontrolled AC-DC Converters: Diode Based Circuits and Simulations (Single-Phase)

HWR operation with R, RL, RLE and RC loads
Simulations and analysis
FWR operation with R, RL and RC loads
Effect of source inductance and process of commutation
Simulations and analysis
Power computations
Power quality parameter computations and study of harmonic issues

Week 04 - Three-Phase Uncontrolled AC-DC Converters

HWR operation with R loads and analysing the effect of transformer on operation
Simulations and analysis
Operation of full-bridge three-phase rectifier and effect of transformer on its operation
A case study with large capacitive filter

Week 05 - Phase Controlled AC-DC Converters: Thyristor Based Circuits and Simulations (Single Phase)

Need of thyristor-controlled rectifiers
Design guidelines for usage of thyristor for rectifiers
Operation of thyristor based HWR with R, RL and RLE load
Typical design issue in RL load case and its solution
Simulations and analysis
FWR with R, RL load (with a case study using simulation)
Effect of source inductance
Different configurations of semi controlled rectifier circuits
Operation of these circuits for R and RL load scenarios with simulations

Week 06 - Phase Controlled AC-DC Converters: Thyristor Based Circuits and Simulations (Three Phase)

Operation of three-phase fully controlled rectifier
Simple technique to analyze these rectifiers
Case studies for various values of firing angle and load cases
Effect of transformer on its operation
Simulation and analysis

Week 07 - Inverter Mode Operation of AC-DC Converters and Notion of Power Quality in Rectifiers

Case study of full bridge rectifier operating in inverter mode
Applications of these converter mode
Dual converter case study
Simulation and analysis
Power quality in rectifier circuits
Active and reactive powers
Understanding power factor
Basics of power factor correction

Week 08 - Harmonics and Input Power Factor Correction in Rectifiers

Introduction to methods to improve input power factor in rectifiers
Classification of PFC rectifiers and examples
Concept of active filtering
Operating principle of PFC rectifier
Control of PFCs and different controlling methods
PWM rectifiers (regenerative, non-regenerative)

Week 09 - Design and Analysis of PWM Rectifier and Study of AC-DC Converters in Real-World Applications

A case study for PWM rectifier
Closed loop operation
Designing of PWM rectifier
Simulation and analysis
Industrial applications: Induction heating (resonant converters and integral cycle converters)

Week 10 - Study of AC-DC Converters in Real-World Applications

Industrial applications: DC motor drive
A case study of DC motor drive
Speed control
Modes of operation and applications
Utility applications: High voltage DC HVDC transmission system (Rectifier and inverter mode of operation, harmonic compensation and control)

Week 11 - Harmonic Compensation and Study of IEEE/IEC Standards

Principle of Harmonic compensation
Passive and Active harmonic compensation
Static VAR compensators: TCR, TSC, STATCOM etc.
Comparison of different compensators
Study of IEEE 518, 519, IEC 61000-4-7, etc.,
Understanding terminologies necessary for design

Week 12 - Design Methodology for Industrial AC-DC Converter

System overview
Objectives of AC-DC converter
Design procedure
Name plate study of AC-DC converter
Challenges in AC-DC converter design
State of the art converters
Research topics
Future applications
Overview of this course and conclusion

Our courses have been designed by industry experts to help students achieve their dream careers

Industry Projects

Our projects are designed by experts in the industry to reflect industry standards. By working through our projects, Learners will gain a practical understanding of what they will take on at a larger-scale in the industry. In total, there are 2 Projects that are available in this program.

Design and Simulation of Three-phase Uncontrolled and Controlled Rectifier Circuits for the Given Design Parameters

During this project, the students will design and simulate three-phase uncontrolled and controlled rectifier circuits based on the given input design parameters. They will design the circuit in one of the simulation platforms (MATLAB or Ltspice) and obtain the circuit waveforms.