ECE 732 Dynamics and Control of Electric Machines
3 Credit Hours
Dynamic behavior of AC electric machines and drive systems; theory of field orientation and vector control for high performance induction and synchronous machines; permanent magnet and reluctance machines and their control; principles of voltage source and current source inverters, and voltage and current regulation methods.
Prerequisite
ECE 453/554 Electric Motor Drives or equivalent, and knowledge of Advanced Mathematics for Engineers and Scientists.
Course Objectives
- Manifest a working knowledge of the dynamic effects of control in AC electric machines
- Model AC machines for analysis and design
- Calculate the basic performance parameters of AC electric machines and drives, such as response time, parameter variation effects and efficiency
- Design and analyze torque and speed controllers for AC electric machines
- Design and analyze voltage and current controllers for AC electric drives
- Assess the dynamic behavior of AC electric machines and drives
- Demonstrate a working knowledge of the emerging AC machine control methods for applications, such as automotive, renewable energy systems, industrial, and consumer products
- Perform basic assessment and design of an AC electric machine drive system for a given application
- Determine the requirements of an electric machine and drive for a given application
Course Topics
- Electric Machine Dynamics – Introduction
- Reference Frame Transformations
- Dq Complex Vector Theory
- Induction Machine dq Modeling
- Synchronous Machine dq Modeling
- Synchronous Machine Vector Control – Steady State and Dynamics
- Induction Machine Vector Control – Steady State and Dynamics
- Voltage Source Inverters(VSI)
- PWM Control of Inverters
- Direct Torque Control for Induction Machines
- Current Regulation
- PM Machines Principles and Control
- IPM Machine Controls
- Switched Reluctance Machine Principles and Controls
Course Requirements
The course consists of two 75 minute lectures per week. The grade distribution for the course is given below.[table “” not found /]
Textbook
Vector Control and Dynamics of AC Drives – D.W. Novotny and T.A. Lipo, Oxford Science Publications, 1996.
Edition: 1st
ISBN: 0-19-856439-2
This textbook is required.
Analysis of Electric Machinery – P.C. Krause, O. Wasynczuk and S. D. Sudhoff, IEEE Press, 1994
Edition: 1st
ISBN: 0-7803-1101-9
This textbook is optional.
Software Requirements
Computer simulations will be assigned during the course related to the topics covered in the course. Students are expected to have access to Matlab-Simulink software; Matlab-Simulink will be the primary platform for the simulations. The assignments will be collected and graded.