Digital Control of Electric Drives

Vztahy:

In order to register for the course B1M14DEP, the student must have registered for the required number of courses in the group BEZBM no later than in the same semester.

Garant předmětu:

Lecturer:

Tutor:

Supervisor:

Department of Electric Drives and Traction

Synopsis:

The course deals with basics blocks of control computer for electric drive. It is also discussed the issue of discretization drive control and software and hardware resources needed for developing and debugging control program for electric drive.

Requirements:

Active participation on labs, presentation of own lab works

Syllabus of lectures:

1. Electric regulated drive, electric drive control computer - system overview

2. Sampled systems

3. Digital signal processing

4. Moving from contiguous systems to discrete time systems

5. Discrete functions, differential equations

6. Z-transformation and its relation to Laplace's transformation

7. Reverse Z-transformation

8. Aliasing and its consequences

9. Digital filters

10. Digital controllers, PSD controllers

11. Digital controller design and its stability

12. Digital controller implementation, fixed and floating point calculations

13. Signal processors for drives, sw and hw support for implementation of algorithms

14. Tuning, testing, monitoring of electrical drive control programs

Syllabus of tutorials:

1. Introduction. Lab work security briefing. MPLAB IDE

2. DSP drive control unit MC1

3. Power converters MC1H a MC1L for control of induction motor or synchronous PM motor

4. C30 compiler, linker and assembler A30, modular and procedural programming

5. MPLAB C30 simulator and ICD2 emulator, program debugging inside MC1 unit

6. Three-phase PWM modulator, dead time generation

7. Induction motor scalar control, program design example, solution analysis

8. Induction motor vector control, coordinate transformation, motor model calculation, solution analysis

9. Induction motor vector control, PS controllers, modulator, solution analysis

10. BLDC motor control, program design example

11. Relative units and quantity normalization, synthesis of partial block, fixed point calculations

12. Induction motor vector control, floating point DSP for drive control

13. Vector control, summary and solution overview

14. Assesment

Study Objective:

Study materials:

Kuo, B. C.: Digital Control Systems. New York, Oxford University Press, 1995. ISBN-0195120647

Leonhard, W.: Control of Electrical Drives, Springer Verlag, 2001, ISBN-978-3-540-41820-7

dsPIC30F6010 Data Sheet DS70119D. Chandler: Microchip Technology Inc., USA, 2004

Kernighan B. W., Ritchie D. M., C Programming Language, 2nd Edition, USA, 2012

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• Electrical Engineering, Power Engineering and Management - Electrical Drives (compulsory course of the branch)