Introduction to Power Electronics in Automotive Applications

Modern power electronics (PE) devices and circuits are now in widespread use in automotive and non-automotive applications. The purpose of this course is to give an overall introduction to the key aspects of power electronic circuits, components and design in automotive applications. Topics covered include power semiconductor devices, their characteristics and operation, and their use in power electronics circuits. Techniques for analyzing and designing switch-mode power supplies, DC-DC converters, power rectifiers, static power inverters and universal power supplies are examined, along with electric machines, motors and transformers, and their associated power electronics drive requirements. The course also gives an overview of the electrical power system and power systems analysis, in the context of power electronics applications in automotive platforms.

What Will You Learn

Upon completion of this seminar, participants will be able to:
  • Identify the components of power electronics and describe their key characteristics
  • Use various methods to analyze power electronics circuits
  • Discuss the basic operation, losses and efficiency of the power electronics converter
  • Describe power electronics circuits used in different applications
  • Relate the practical issues in power electronics circuit design
  • Explain the application requirements of converters in a given system
  • Identify the subsystems of the power electronics in different xEV platforms
  • Identify the passive and active technology requirements to manage the power electronics system thermally
  • Describe the future power electronics technologies for the upcoming xEV applications

Is This Course For You

This course will provide a fundamental understanding of power electronics to different engineering groups and job functions. Anyone who is involved with automotive industry design, development and manufacturing needs to have some knowledge of power electronics, particularly for xEVs automotive applications. Individuals involved in product development and management, applications engineering, marketing, business development, thermal/packaging, and testing will all benefit from a basic understanding of power electronics for today’s modern vehicle applications.

Materials Provided

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Course Requirements

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  • Definition/Application of Power Electronics
    • Introduction to ICE and xEVs
    • What is power electronics?
    • Power electronics in automotive applications
    • Linear regulation, classic power control
    • PWM control concept
    • Switching power supply
  • Basic converter topologies
    • DC-DC converters
    • AC-DC converters
    • DC-AC converters
    • AC-AC converters
  • Practical application of DC-DC converters
    • Buck converter
    • Boost converter
    • Buck-Boost converter
  • Isolated DC-DC converters
    • Flyback
    • Forward
    • Half-Bridge
    • Full-Bridge
  • Practical Application of AC-DC Converters
    • Rectifiers
    • PFC circuits and why it is needed
  • Practical Application of DC-AC Converters
    • Topologies
    • Switching techniques
  • Losses – conduction, switching, diode forward
  • Design for Manufacturing
    • Thermal management
    • Cooling techniques – conventional, forced air, liquid
  • Future Trends
    • Material Innovation in PE Applications – Si, SiC, and GaN devices
    • Technology Innovation, Challenges and Opportunities: wireless power transfer, bi-directional power transfer, autonomous vehicles