Lecture: Electric Drives and Storage Systems

 

The course "Electric Drives and Storage Systems" of the summer semester 2023 is offered across institutes by the Teaching and Research Area Mechatronics in Mobile Propulsion (MMP) and the chair Production Engineering of E-Mobility Components (PEM). The lectures are held in English by Professor Jakob Andert (MMP) and Professor Heiner Hans Heimes (PEM).

 

Compact information on the course taking place in summer semester 2023 is available for download here.

 

Contents

• Hybrid fundamentals and electric vehicle production: Comparison of hybrid concepts, Product development process, Life cycle analysis
• Storage systems: Basic functionality of batteries and supercapacitors, Characteristics and properties of batteries, Aging mechanisms & safety issues of batteries, Design of a battery system, Future battery trends, Production steps of a battery, Battery module and pack assembly
• Recycling: Vehicle, Power electronics and battery recycling
• Electrical machines: Fundamentals in electromagnetics and DC machine, Components of electrical machines, Fundamentals in AC machines, Machine topologies, Value chain of electric motors, Sustainability in electric motor production
• Cooling systems and thermal analysis: Thermal dynamics of electrical machines, Heat transport mechanisms, Cooling concepts for electrical machines and power electronics, Comparison of different cooling concepts
• Testing and validation: Test bench set up for electrical machines and drive trains, Sensor types and basic function principles
• Quality in production & Industry 4.0: Basics, Quality assurance along the production chain and industry 4.0

Prerequisites

Fundamentals of Electrical Engineering: Ohm's law, Kirchhoff's laws, three-phase alternating current, complex alternating current calculation, phasor diagrams

Objectives

After successful participation in the course, the students

• know the different types of electrical machines and can explain their behavior,
• are capable to evaluate various drive systems according to particular specifications,
• have basic knowledge on energy storage systems for mobile applications, especially batteries,
• are able to design a cooling concept for an electrical machine,
• understand how the components of electric drives are tested and validated
• have basic knowledge on powertrain recycling, and quality assurance along the overall production process.

Method of Teaching / Learning

• Lecture-style teaching
• Weekly lecture of 90 min and calculation exercise of 45 min, contents (slides and/or additional material) are provided digitally.
• Question and consultation hours by appointment and shortly before the exam.