Switching strategies for power electronic converters

سرفصل های دوره

Learning through simulations using Python

1. Introduction

1. Welcome

2. Target audience

3.1 resources.pdf

3. Course requirements

4. Completing the course

2. Concept of Modulation in Power Electronics

1. Introduction

2. Background from communications

3. Process of modulation

4. Amplitude Modulation (AM)

5. Preparing the simulation environment

6. Resources on Numpy and Matplotlib

7. Installing Numpy and Matplotlib

8.1 amplitude modulation.zip

8. Simulating Amplitude Modulation (AM) - part 1

9. Simulating Amplitude Modulation (AM) - part 2

10. Analyzing the AM modulated waveform

11. Fourier Series

12. Fourier Transform

13.1 amplitude modulation.zip

13. Performing DFT using Numpy

14. Using the fft method in the fft module

15. Normalizing the frequency range using fftfreq method

16. Performing DFT on a real signal using rfft method

17. Performing DFT on a noisy signal

18.1 frequency modulation.zip

18. Frequency Modulation (FM) and frequency response using DFT

19. Overview of power electronics

20.1 single switch example.zip

20. Rectangular approximation of a cosine waveform

21. DFT of the rectangular waveform

22. Introducing Pulse Width Modulation (PWM) in power electronics

23.1 single switch example.zip

23. Implementing PWM in Python

24. Analyzing the PWM output waveform

25. Performing DFT on the PWM output waveform

26. Closing discussions on PWM concept

27. Description of the buck converter

28. Installing Python Power Electronics

29.1 buck converter.zip

29.2 component params.pdf

29. Starting with the buck converter simulation

30. Starting with the modulator for the buck converter

31. Analyzing the operation of the buck converter

32. Performing DFT on converter voltages

33. Conclusions

3. Converters with two controllable power devices

1. Introduction

2. Expanding the buck converter to include boost functionality

3.1 buck extension.zip

3. Simulating the modified buck-boost converter - part 1

4. Simulating the modified buck-boost converter - part 2

5. The half-bridge module or the converter leg

6. Bidirectional power converters

7.1 bidirectional buck.zip

7. Simulation of a bidirectional buck converter - part 1

8. Simulation of a bidirectional buck converter - part 2

9. Simulation of a bidirectional buck converter - part 3

10. Forbidden conduction modes of the half-bridge converter

11. Bidirectional buck-boost converter

12.1 bidirectional buck boost.zip

12. Simulation of a bidirectional buck-boost converter - part 1

13. Simulation of a bidirectional buck-boost converter - part 2

14. Simulation of a bidirectional buck-boost converter - part 3

15. Dc-ac converter using a half-bridge module

16.1 dc ac converter.zip

16. Simulation of a dc-ac converter using a half-bridge - part 1

17. Simulation of a dc-ac converter using a half-bridge - part 2

18. Simulation of a dc-ac converter using a half-bridge - part 3

19. Conclusions

4. Full-bridge Converter

1. Introduction

2. The full-bridge converter

3. Bipolar PWM strategy

4. Commercial full-bridge Intelligent Power Modules (IPMs)

5.1 bipolar pwm.zip

5. Simulation of full-bridge converter with bipolar PWM - part 1

6. Simulation of full-bridge converter with bipolar PWM - part 2

7. Simulation of full-bridge converter with bipolar PWM - part 3

8. Beyond bipolar PWM

9. Output voltage as a vector

10.1 dc dc.zip

10. Simulation of full-bridge dc-dc converter with unipolar PWM - part 1

11. Simulation of full-bridge dc-dc converter with unipolar PWM - part 2

12. Simulation of full-bridge dc-dc converter with unipolar PWM - part 3

13. Simulation of a full-bridge dc-dc converter with unipolar PWM - part 4

14.1 dc ac.zip

14. Simulation of a full-bridge dc-ac converter with unipolar PWM

15.1 phase shift pwm.zip

15. Simulation of a full-bridge dc-dc converter with phase-shift PWM - part 1

16. Simulation of a full-bridge dc-dc converter with phase-shift PWM - part 2

17. Simulation of a full-bridge dc-dc converter with phase-shift PWM - part 3

18. Conclusions

5. Three-phase converters

1. Introduction

2. Overview of three-phase systems

3. Topology of three-phase converter

4. Computing the converter output voltages

5.1 basic pwm.zip

5. Simulation of three-phase converter with sine-triangle PWM - part 1

6. Simulation of three-phase converter with sine-triangle PWM - part 2

7. Remarks about sine-triangle PWM for three-phase converters

8.1 vector calculations.zip

8. Vector representation of three-phase voltages

9. Computing converter pole voltages

10. Computing converter output voltage vectors

11. Generating vector diagrams with the quiver method

12. Using the quiverkey method to label vector diagrams

13. Defining references for the required output voltages

14. Plotting converter voltage vectors with required output voltage vectors

15. Analyzing PWM pulses for developing vector modulation strategy

16.1 vector calculations.zip

16. Space Vector PWM (SVPWM)

17. Identifying converter voltage vectors - part 1

18. Identifying converter voltage vectors - part 2

19. Creating the vector sequence lookup table

20. Calculating time intervals for the converter vectors in the sequence

21.1 svpwm.zip

21. SVPWM simulation - part 1

22. SVPWM simulation - part 2

23. SVPWM simulation - part 3

24. SVPWM simulation - part 4

25. SVPWM simulation - part 5

26. SVPWM simulation - part 6

27. SVPWM simulation - part 7

28.1 vector calculations.zip

28. Avoiding saturation and determining converter capacity

29. Conclusions

6. Conclusions

1. Conclusions

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تولید کننده: Udemy